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<p style="margin-bottom:0pt;margin-top:0pt;text-indent:0%;font-family:Times New Roman;font-size:11pt;">&nbsp;</p>
<p style="text-align:center;margin-bottom:0pt;margin-top:0pt;text-indent:0%;font-weight:bold;color:#000000;font-size:10pt;font-family:Times New Roman;font-style:normal;text-transform:none;font-variant: normal;">As filed with the Securities and Exchange Commission on January 8, 2020</p>
<p style="text-align:right;margin-top:3pt;margin-bottom:0pt;text-indent:0%;font-weight:bold;color:#000000;font-size:10pt;font-family:Times New Roman;font-style:normal;text-transform:none;font-variant: normal;">Registration No. 333-</p>
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<p style="text-align:center;margin-bottom:0pt;margin-top:0pt;text-indent:0%;font-weight:bold;color:#000000;font-size:18pt;font-family:Times New Roman;font-style:normal;text-transform:none;font-variant: normal;">UNITED STATES</p>
<p style="text-align:center;margin-bottom:0pt;margin-top:0pt;text-indent:0%;font-weight:bold;color:#000000;font-size:18pt;font-family:Times New Roman;font-style:normal;text-transform:none;font-variant: normal;">SECURITIES AND EXCHANGE COMMISSION</p>
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<p style="text-align:center;margin-bottom:0pt;margin-top:0pt;text-indent:0%;font-weight:bold;color:#000000;font-size:18pt;font-family:Times New Roman;font-style:normal;text-transform:none;font-variant: normal;">FORM S-8</p>
<p style="text-align:center;margin-bottom:0pt;margin-top:0pt;text-indent:0%;font-weight:bold;color:#000000;font-size:18pt;font-family:Times New Roman;font-style:normal;text-transform:none;font-variant: normal;">REGISTRATION STATEMENT</p>
<p style="text-align:center;margin-bottom:0pt;margin-top:0pt;text-indent:0%;font-weight:bold;font-style:italic;color:#000000;font-size:10pt;font-family:Times New Roman;text-transform:none;font-variant: normal;">Under</p>
<p style="text-align:center;margin-bottom:0pt;margin-top:0pt;text-indent:0%;font-weight:bold;font-style:italic;color:#000000;font-size:10pt;font-family:Times New Roman;text-transform:none;font-variant: normal;">THE SECURITIES ACT OF 1933</p>
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<p style="text-align:center;margin-bottom:0pt;margin-top:0pt;text-indent:0%;font-weight:bold;color:#000000;font-size:24pt;font-family:Times New Roman;font-style:normal;text-transform:none;font-variant: normal;">TOCAGEN INC.</p>
<p style="text-align:center;margin-bottom:0pt;margin-top:0pt;text-indent:0%;font-weight:bold;color:#000000;font-size:10pt;font-family:Times New Roman;font-style:normal;text-transform:none;font-variant: normal;">(Exact name of registrant as specified in its charter)</p>
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<p style="text-align:center;margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;font-weight:bold;color:#000000;font-size:10pt;font-family:Times New Roman;font-style:normal;text-transform:none;font-variant: normal;">Delaware</p></td>
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<p style="text-align:center;margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;font-weight:bold;color:#000000;font-size:10pt;font-family:Times New Roman;font-style:normal;text-transform:none;font-variant: normal;">26-1243872</p></td>
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<p style="text-align:center;margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;font-weight:bold;color:#000000;font-size:8pt;font-family:Times New Roman;font-style:normal;text-transform:none;font-variant: normal;">(State or other jurisdiction of<br />incorporation or organization)</p></td>
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<p style="margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;color:#000000;font-size:8pt;font-family:Times New Roman;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;">&#160;</p></td>
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<p style="text-align:center;margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;font-weight:bold;color:#000000;font-size:8pt;font-family:Times New Roman;font-style:normal;text-transform:none;font-variant: normal;">(I.R.S. Employer<br />Identification No.)</p></td>
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<p style="margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;color:#000000;font-size:5pt;font-family:Times New Roman;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;">&#160;</p></td>
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<td valign="top"  style="padding-left:2pt;padding-Right:1pt;padding-Top:0pt;padding-Bottom:0pt;">
<p style="text-align:center;margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;font-weight:bold;color:#000000;font-size:10pt;font-family:Times New Roman;font-style:normal;text-transform:none;font-variant: normal;">4242 Campus Point Court, Suite 600</p>
<p style="text-align:center;Background-color:#FFFFFF;margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;font-weight:bold;color:#000000;font-size:10pt;font-family:Times New Roman;font-style:normal;text-transform:none;font-variant: normal;">San Diego, California</p></td>
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<p style="margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;font-size:10pt;font-family:Times New Roman;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;">&#160;</p></td>
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<p style="text-align:center;margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;font-weight:bold;color:#000000;font-size:10pt;font-family:Times New Roman;font-style:normal;text-transform:none;font-variant: normal;">92121</p></td>
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<p style="text-align:center;margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;font-weight:bold;color:#000000;font-size:8pt;font-family:Times New Roman;font-style:normal;text-transform:none;font-variant: normal;">(Address of Principal Executive Offices)</p></td>
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<p style="margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;color:#000000;font-size:8pt;font-family:Times New Roman;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;">&#160;</p></td>
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<p style="text-align:center;margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;font-weight:bold;color:#000000;font-size:8pt;font-family:Times New Roman;font-style:normal;text-transform:none;font-variant: normal;">(Zip Code)</p></td>
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<p style="text-align:center;margin-bottom:0pt;margin-top:0pt;text-indent:0%;font-weight:bold;color:#000000;font-size:5pt;font-family:Times New Roman;font-style:normal;text-transform:none;font-variant: normal;">&#160;</p>
<p style="text-align:center;margin-bottom:0pt;margin-top:0pt;text-indent:0%;font-weight:bold;color:#000000;font-size:10pt;font-family:Times New Roman;font-style:normal;text-transform:none;font-variant: normal;">2017 Equity Incentive Plan</p>
<p style="text-align:center;margin-bottom:0pt;margin-top:0pt;text-indent:0%;font-weight:bold;color:#000000;font-size:10pt;font-family:Times New Roman;font-style:normal;text-transform:none;font-variant: normal;">2017 Employee Stock Purchase Plan</p>
<p style="text-align:center;margin-bottom:0pt;margin-top:0pt;text-indent:0%;font-weight:bold;color:#000000;font-size:8pt;font-family:Times New Roman;font-style:normal;text-transform:none;font-variant: normal;">(Full titles of the plans)</p>
<p style="text-align:center;margin-top:5pt;margin-bottom:0pt;text-indent:0%;font-weight:bold;color:#000000;font-size:10pt;font-family:Times New Roman;font-style:normal;text-transform:none;font-variant: normal;">Martin J. Duvall</p>
<p style="text-align:center;margin-bottom:0pt;margin-top:0pt;text-indent:0%;font-weight:bold;color:#000000;font-size:10pt;font-family:Times New Roman;font-style:normal;text-transform:none;font-variant: normal;">Chief Executive Officer </p>
<p style="text-align:center;margin-bottom:0pt;margin-top:0pt;text-indent:0%;font-weight:bold;color:#000000;font-size:10pt;font-family:Times New Roman;font-style:normal;text-transform:none;font-variant: normal;">Tocagen Inc. </p>
<p style="text-align:center;margin-bottom:0pt;margin-top:0pt;text-indent:0%;font-weight:bold;color:#000000;font-size:10pt;font-family:Times New Roman;font-style:normal;text-transform:none;font-variant: normal;">4242 Campus Point Court, Suite 600</p>
<p style="text-align:center;margin-bottom:0pt;margin-top:0pt;text-indent:0%;font-weight:bold;color:#000000;font-size:10pt;font-family:Times New Roman;font-style:normal;text-transform:none;font-variant: normal;">San Diego, California 92121</p>
<p style="text-align:center;margin-top:5pt;margin-bottom:0pt;text-indent:0%;font-weight:bold;color:#000000;font-size:10pt;font-family:Times New Roman;font-style:normal;text-transform:none;font-variant: normal;">(858) 412-8400</p>
<p style="text-align:center;margin-bottom:0pt;margin-top:0pt;text-indent:0%;font-weight:bold;color:#000000;font-size:8pt;font-family:Times New Roman;font-style:normal;text-transform:none;font-variant: normal;">(Name, address, and telephone number, including area code, of agent for service)</p>
<p style="margin-bottom:2pt;border-bottom:Solid 1pt #000000;padding-bottom:0pt;margin-top:0pt;text-indent:0%;color:#000000;font-size:5pt;font-family:Times New Roman;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;">&#160;</p>
<p style="text-align:center;margin-top:5pt;margin-bottom:0pt;text-indent:0%;font-weight:bold;font-style:italic;color:#000000;font-size:10pt;font-family:Times New Roman;text-transform:none;font-variant: normal;">Copies to: </p>
<p style="margin-bottom:0pt;margin-top:0pt;text-indent:0%;color:#000000;font-size:5pt;font-family:Times New Roman;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;">&#160;</p>
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<p style="text-align:center;margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;font-weight:bold;color:#000000;font-size:10pt;font-family:Times New Roman;font-style:normal;text-transform:none;font-variant: normal;">Karen E. Deschaine, Esq.</p>
<p style="text-align:center;margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;font-weight:bold;color:#000000;font-size:10pt;font-family:Times New Roman;font-style:normal;text-transform:none;font-variant: normal;">Wade W. Andrews, Esq.</p>
<p style="text-align:center;margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;font-weight:bold;color:#000000;font-size:10pt;font-family:Times New Roman;font-style:normal;text-transform:none;font-variant: normal;">Cooley LLP</p>
<p style="text-align:center;margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;font-weight:bold;color:#000000;font-size:10pt;font-family:Times New Roman;font-style:normal;text-transform:none;font-variant: normal;">4401 Eastgate Mall</p>
<p style="text-align:center;margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;font-weight:bold;color:#000000;font-size:10pt;font-family:Times New Roman;font-style:normal;text-transform:none;font-variant: normal;">San Diego, California 92121</p>
<p style="text-align:center;margin-bottom:1pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;font-weight:bold;color:#000000;font-size:10pt;font-family:Times New Roman;font-style:normal;text-transform:none;font-variant: normal;">Tel: (858) 550-6000</p></td>
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<p style="margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;font-size:10pt;font-family:Times New Roman;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;">&#160;</p></td>
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<p style="text-align:center;margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;font-weight:bold;color:#000000;font-size:10pt;font-family:Times New Roman;font-style:normal;text-transform:none;font-variant: normal;">Mark Foletta</p>
<p style="text-align:center;margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;font-weight:bold;color:#000000;font-size:10pt;font-family:Times New Roman;font-style:normal;text-transform:none;font-variant: normal;">Executive Vice President and Chief Financial Officer</p>
<p style="text-align:center;margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;font-weight:bold;color:#000000;font-size:10pt;font-family:Times New Roman;font-style:normal;text-transform:none;font-variant: normal;">Tocagen Inc. </p>
<p style="text-align:center;margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;font-weight:bold;color:#000000;font-size:10pt;font-family:Times New Roman;font-style:normal;text-transform:none;font-variant: normal;">4242 Campus Point Court, Suite 600</p>
<p style="text-align:center;margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;font-weight:bold;color:#000000;font-size:10pt;font-family:Times New Roman;font-style:normal;text-transform:none;font-variant: normal;">San Diego, California 92121</p>
<p style="text-align:center;margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;font-weight:bold;color:#000000;font-size:10pt;font-family:Times New Roman;font-style:normal;text-transform:none;font-variant: normal;">(858) 412-8400</p></td>
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<p style="margin-bottom:2pt;border-bottom:Solid 1pt #000000;padding-bottom:0pt;margin-top:0pt;text-indent:0%;color:#000000;font-size:5pt;font-family:Times New Roman;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;">&#160;</p>
<p style="margin-bottom:0pt;margin-top:0pt;text-indent:0%;color:#000000;font-size:9pt;font-family:Times New Roman;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;">Indicate by check mark whether the Registrant is a large accelerated filer, an accelerated filer, a non-accelerated filer, a smaller reporting company or an emerging growth company. See the definitions of &#8220;large accelerated filer,&#8221; &#8220;accelerated filer,&#8221; &#8220;smaller reporting company,&#8221; and &#8220;emerging growth company&#8221; in Rule 12b-2 of the Exchange Act.</p>
<p style="margin-bottom:0pt;margin-top:0pt;text-indent:0%;color:#000000;font-size:6pt;font-family:Times New Roman;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;">&#160;</p>
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<p style="text-align:center;margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;color:#000000;font-family:Segoe UI Symbol;font-size:10pt;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;">&#9744;<font style="font-family:Times New Roman;color:#000000;">&#160;</font></p></td>
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<p style="margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;font-size:10pt;font-family:Times New Roman;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;">&#160;</p></td>
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<p style="margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;font-size:10pt;font-family:Times New Roman;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;">Accelerated filer</p></td>
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<p style="text-align:center;margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;color:#000000;font-family:MS Gothic;font-size:10pt;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;">&#9746;</p></td>
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<p style="margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;font-size:10pt;font-family:Times New Roman;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;">Non-accelerated filer</p></td>
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<p style="text-align:center;margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;color:#000000;font-family:Segoe UI Symbol;font-size:10pt;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;">&#9744;</p></td>
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<p style="margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;font-size:11pt;">&nbsp;</p></td>
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<p style="margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;font-size:10pt;font-family:Times New Roman;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;">Smaller reporting company</p></td>
<td valign="bottom"  BGCOLOR="#FEFEFE" style="padding-left:2pt;padding-Right:1pt;padding-Top:0.75pt;padding-Bottom:0pt;">
<p style="text-align:center;margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;color:#000000;font-family:MS Gothic;font-size:10pt;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;">&#9746;</p></td>
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<tr>
<td valign="bottom"  BGCOLOR="#FEFEFE" style="padding-left:2pt;padding-Right:1pt;padding-Top:0.75pt;padding-Bottom:0pt;">
<p style="margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;font-size:10pt;font-family:Times New Roman;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;">&#160;</p></td>
<td valign="bottom"  BGCOLOR="#FEFEFE" style="padding-left:2pt;padding-Right:1pt;padding-Top:0.75pt;padding-Bottom:0pt;">
<p style="text-align:center;margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;font-size:10pt;font-family:Times New Roman;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;">&#160;</p></td>
<td valign="bottom"  BGCOLOR="#FEFEFE" style="padding-left:2pt;padding-Right:1pt;padding-Top:0.75pt;padding-Bottom:0pt;">
<p style="margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;font-size:10pt;font-family:Times New Roman;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;">&#160;</p></td>
<td valign="bottom"  BGCOLOR="#FEFEFE" style="padding-left:2pt;padding-Right:1pt;padding-Top:0.75pt;padding-Bottom:0pt;">
<p style="margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;font-size:10pt;font-family:Times New Roman;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;">Emerging growth company</p></td>
<td valign="bottom"  BGCOLOR="#FEFEFE" style="padding-left:2pt;padding-Right:1pt;padding-Top:0.75pt;padding-Bottom:0pt;">
<p style="text-align:center;margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;color:#000000;font-family:MS Gothic;font-size:10pt;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;">&#9746;</p></td>
</tr>
</table></div>
<p style="margin-bottom:0pt;margin-top:0pt;text-indent:0%;color:#000000;font-size:5pt;font-family:Times New Roman;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;">&#160;</p>
<p style="margin-bottom:2pt;border-bottom:Solid 1pt #000000;padding-bottom:0pt;margin-top:0pt;text-indent:0%;font-size:10pt;font-family:Times New Roman;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;">If an emerging growth company, indicate by check mark if the Registrant has elected not to use the extended transition period for complying with any new or revised financial accounting standards provided pursuant to Section 7(a)(2)(B) of the Securities Act. <font style="color:#000000;font-family:MS Gothic;">&#9746;</font></p>
<p style="margin-bottom:12pt;margin-top:12pt;text-indent:0%;font-family:Times New Roman;font-size:11pt;">&nbsp;</p>
<hr style="page-break-after:always;width:100%;">
<p style="margin-bottom:0pt;margin-top:0pt;text-indent:0%;font-family:Times New Roman;font-size:11pt;">&nbsp;</p>
<p style="text-align:center;margin-top:12pt;margin-bottom:0pt;text-indent:0%;color:#000000;font-size:11pt;font-family:Times New Roman;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;"><a name="_AEIOULastRenderedPageBreakAEIOU2"></a><font style="color:#000000;font-size:11pt;font-family:Times New Roman;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;">&#160;&#160;</font></p>
<p style="text-align:center;margin-top:12pt;margin-bottom:0pt;text-indent:0%;font-weight:bold;color:#000000;font-size:10pt;font-family:Times New Roman;font-style:normal;text-transform:none;font-variant: normal;"><a name="_AEIOULastRenderedPageBreakAEIOU2"></a><a name="_AEIOULastRenderedPageBreakAEIOU4"></a>CALCULATION OF REGISTRATION FEE</p>
<p style="text-align:center;margin-bottom:0pt;margin-top:0pt;text-indent:0%;color:#000000;font-size:11pt;font-family:Times New Roman;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;">&#160;</p>
<div>
<table border="0" cellspacing="0" cellpadding="0" align="center" style="border-collapse:collapse; width:93.32%;">
<tr>
<td style="width:36.77%;"></td>
<td style="width:14.14%;"></td>
<td style="width:14.14%;"></td>
<td style="width:14.14%;"></td>
<td style="width:14.14%;"></td>
</tr>
<tr>
<td valign="bottom"  BGCOLOR="#FEFEFE" style="padding-left:2pt;padding-Right:1pt;padding-Top:0.75pt;padding-Bottom:0pt; border-top:solid 2.25pt #000000; border-bottom:solid 0.75pt #000000; border-right:solid 0.75pt #000000;">
<p style="text-align:center;margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;font-weight:bold;color:#000000;font-size:7pt;font-family:Times New Roman;font-style:normal;text-transform:none;font-variant: normal;">Title of Securities to be Registered</p></td>
<td valign="bottom"  BGCOLOR="#FEFEFE" style="padding-left:2pt;padding-Right:1pt;padding-Top:0.75pt;padding-Bottom:0pt; border-top:solid 2.25pt #000000; border-bottom:solid 0.75pt #000000; border-left:solid 0.75pt #000000; border-right:solid 0.75pt #000000;">
<p style="text-align:center;margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;font-weight:bold;color:#000000;font-size:7pt;font-family:Times New Roman;font-style:normal;text-transform:none;font-variant: normal;">Amount</p>
<p style="text-align:center;margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;font-weight:bold;color:#000000;font-size:7pt;font-family:Times New Roman;font-style:normal;text-transform:none;font-variant: normal;">to be</p>
<p style="text-align:center;margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;font-weight:bold;color:#000000;font-size:7pt;font-family:Times New Roman;font-style:normal;text-transform:none;font-variant: normal;">Registered<sup style="font-size:85%;line-height:120%;vertical-align:top">(1)</sup></p></td>
<td valign="bottom"  BGCOLOR="#FEFEFE" style="padding-left:2pt;padding-Right:1pt;padding-Top:0.75pt;padding-Bottom:0pt; border-top:solid 2.25pt #000000; border-bottom:solid 0.75pt #000000; border-left:solid 0.75pt #000000; border-right:solid 0.75pt #000000;">
<p style="text-align:center;margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;font-weight:bold;color:#000000;font-size:7pt;font-family:Times New Roman;font-style:normal;text-transform:none;font-variant: normal;">Proposed Maximum</p>
<p style="text-align:center;margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;font-weight:bold;color:#000000;font-size:7pt;font-family:Times New Roman;font-style:normal;text-transform:none;font-variant: normal;">Offering Price</p>
<p style="text-align:center;margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;font-weight:bold;color:#000000;font-size:7pt;font-family:Times New Roman;font-style:normal;text-transform:none;font-variant: normal;">Per Share<sup style="font-size:85%;line-height:120%;vertical-align:top">(2)</sup></p></td>
<td valign="bottom"  BGCOLOR="#FEFEFE" style="padding-left:2pt;padding-Right:1pt;padding-Top:0.75pt;padding-Bottom:0pt; border-top:solid 2.25pt #000000; border-bottom:solid 0.75pt #000000; border-left:solid 0.75pt #000000; border-right:solid 0.75pt #000000;">
<p style="text-align:center;margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;font-weight:bold;color:#000000;font-size:7pt;font-family:Times New Roman;font-style:normal;text-transform:none;font-variant: normal;">Proposed Maximum</p>
<p style="text-align:center;margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;font-weight:bold;color:#000000;font-size:7pt;font-family:Times New Roman;font-style:normal;text-transform:none;font-variant: normal;">Aggregate</p>
<p style="text-align:center;margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;font-weight:bold;color:#000000;font-size:7pt;font-family:Times New Roman;font-style:normal;text-transform:none;font-variant: normal;">Offering Price<sup style="font-size:85%;line-height:120%;vertical-align:top">(2)</sup></p></td>
<td valign="bottom"  BGCOLOR="#FEFEFE" style="padding-left:2pt;padding-Right:1pt;padding-Top:0.75pt;padding-Bottom:0pt; border-top:solid 2.25pt #000000; border-bottom:solid 0.75pt #000000; border-left:solid 0.75pt #000000;">
<p style="text-align:center;margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;font-weight:bold;color:#000000;font-size:7pt;font-family:Times New Roman;font-style:normal;text-transform:none;font-variant: normal;">Amount of</p>
<p style="text-align:center;margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;font-weight:bold;color:#000000;font-size:7pt;font-family:Times New Roman;font-style:normal;text-transform:none;font-variant: normal;">Registration Fee</p></td>
</tr>
<tr>
<td valign="bottom"  BGCOLOR="#FEFEFE" style="padding-left:2pt;padding-Right:1pt;padding-Top:0.75pt;padding-Bottom:0pt; border-top:solid 0.75pt #000000; border-bottom:solid 0.75pt #000000; border-right:solid 0.75pt #000000;">
<p style="margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;font-weight:bold;color:#000000;font-size:9pt;font-family:Times New Roman;font-style:normal;text-transform:none;font-variant: normal;">2017 Equity Incentive Plan</p>
<p style="margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;color:#000000;font-size:9pt;font-family:Times New Roman;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;">Common Stock, $0.001 par value per share</p></td>
<td valign="bottom"  BGCOLOR="#FEFEFE" style="padding-left:2pt;padding-Right:1pt;padding-Top:0.75pt;padding-Bottom:0pt; border-top:solid 0.75pt #000000; border-bottom:solid 0.75pt #000000; border-left:solid 0.75pt #000000; border-right:solid 0.75pt #000000;">
<p style="text-align:center;margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;color:#000000;font-size:9pt;font-family:Times New Roman;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;">955,970<sup style="font-size:85%;line-height:120%;vertical-align:top">(3)</sup></p></td>
<td valign="bottom"  BGCOLOR="#FEFEFE" style="padding-left:2pt;padding-Right:1pt;padding-Top:0.75pt;padding-Bottom:0pt; border-top:solid 0.75pt #000000; border-bottom:solid 0.75pt #000000; border-left:solid 0.75pt #000000; border-right:solid 0.75pt #000000;">
<p style="text-align:center;margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;color:#000000;font-size:9pt;font-family:Times New Roman;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;">$0.5515</p></td>
<td valign="bottom"  BGCOLOR="#FEFEFE" style="padding-left:2pt;padding-Right:1pt;padding-Top:0.75pt;padding-Bottom:0pt; border-top:solid 0.75pt #000000; border-bottom:solid 0.75pt #000000; border-left:solid 0.75pt #000000; border-right:solid 0.75pt #000000;">
<p style="text-align:center;margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;color:#000000;font-size:9pt;font-family:Times New Roman;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;">$527,217.46</p></td>
<td valign="bottom"  BGCOLOR="#FEFEFE" style="padding-left:2pt;padding-Right:1pt;padding-Top:0.75pt;padding-Bottom:0pt; border-top:solid 0.75pt #000000; border-bottom:solid 0.75pt #000000; border-left:solid 0.75pt #000000;">
<p style="text-align:center;margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;color:#000000;font-size:9pt;font-family:Times New Roman;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;">$68.44</p></td>
</tr>
<tr>
<td valign="bottom"  BGCOLOR="#FEFEFE" style="padding-left:2pt;padding-Right:1pt;padding-Top:0.75pt;padding-Bottom:0pt; border-top:solid 0.75pt #000000; border-bottom:solid 0.75pt #000000; border-right:solid 0.75pt #000000;">
<p style="margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;font-weight:bold;color:#000000;font-size:9pt;font-family:Times New Roman;font-style:normal;text-transform:none;font-variant: normal;">2017 Employee Stock Purchase Plan</p>
<p style="margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;color:#000000;font-size:9pt;font-family:Times New Roman;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;">Common Stock, $0.001 par value per share</p></td>
<td valign="bottom"  BGCOLOR="#FEFEFE" style="padding-left:2pt;padding-Right:1pt;padding-Top:0.75pt;padding-Bottom:0pt; border-top:solid 0.75pt #000000; border-bottom:solid 0.75pt #000000; border-left:solid 0.75pt #000000; border-right:solid 0.75pt #000000;">
<p style="text-align:center;margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;color:#000000;font-size:9pt;font-family:Times New Roman;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;">238,992<sup style="font-size:85%;line-height:120%;vertical-align:top">(4)</sup></p></td>
<td valign="bottom"  BGCOLOR="#FEFEFE" style="padding-left:2pt;padding-Right:1pt;padding-Top:0.75pt;padding-Bottom:0pt; border-top:solid 0.75pt #000000; border-bottom:solid 0.75pt #000000; border-left:solid 0.75pt #000000; border-right:solid 0.75pt #000000;">
<p style="text-align:center;margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;color:#000000;font-size:9pt;font-family:Times New Roman;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;">$0.5515</p></td>
<td valign="bottom"  BGCOLOR="#FEFEFE" style="padding-left:2pt;padding-Right:1pt;padding-Top:0.75pt;padding-Bottom:0pt; border-top:solid 0.75pt #000000; border-bottom:solid 0.75pt #000000; border-left:solid 0.75pt #000000; border-right:solid 0.75pt #000000;">
<p style="text-align:center;margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;color:#000000;font-size:11pt;font-family:Times New Roman;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;">$131,804.09</p></td>
<td valign="bottom"  BGCOLOR="#FEFEFE" style="padding-left:2pt;padding-Right:1pt;padding-Top:0.75pt;padding-Bottom:0pt; border-top:solid 0.75pt #000000; border-bottom:solid 0.75pt #000000; border-left:solid 0.75pt #000000;">
<p style="text-align:center;margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;color:#000000;font-size:9pt;font-family:Times New Roman;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;">$17.11</p></td>
</tr>
<tr>
<td valign="top"  BGCOLOR="#FEFEFE" style="padding-left:2pt;padding-Right:1pt;padding-Top:0.75pt;padding-Bottom:0pt; border-top:solid 0.75pt #000000; border-bottom:solid 2.25pt #000000; border-right:solid 0.75pt #000000;">
<p style="margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;font-weight:bold;color:#000000;font-size:9pt;font-family:Times New Roman;font-style:normal;text-transform:none;font-variant: normal;">Total</p></td>
<td valign="top"  BGCOLOR="#FEFEFE" style="padding-left:2pt;padding-Right:1pt;padding-Top:0.75pt;padding-Bottom:0pt; border-top:solid 0.75pt #000000; border-bottom:solid 2.25pt #000000; border-left:solid 0.75pt #000000; border-right:solid 0.75pt #000000;">
<p style="text-align:center;margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;font-weight:bold;color:#000000;font-size:9pt;font-family:Times New Roman;font-style:normal;text-transform:none;font-variant: normal;">1,194,962</p></td>
<td valign="top"  BGCOLOR="#FEFEFE" style="padding-left:2pt;padding-Right:1pt;padding-Top:0.75pt;padding-Bottom:0pt; border-top:solid 0.75pt #000000; border-bottom:solid 2.25pt #000000; border-left:solid 0.75pt #000000; border-right:solid 0.75pt #000000;">
<p style="text-align:center;margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;font-weight:bold;color:#000000;font-size:9pt;font-family:Times New Roman;font-style:normal;text-transform:none;font-variant: normal;">&#160;</p></td>
<td valign="top"  BGCOLOR="#FEFEFE" style="padding-left:2pt;padding-Right:1pt;padding-Top:0.75pt;padding-Bottom:0pt; border-top:solid 0.75pt #000000; border-bottom:solid 2.25pt #000000; border-left:solid 0.75pt #000000; border-right:solid 0.75pt #000000;">
<p style="text-align:center;margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;font-weight:bold;color:#000000;font-size:9pt;font-family:Times New Roman;font-style:normal;text-transform:none;font-variant: normal;">$659,021.55</p></td>
<td valign="top"  BGCOLOR="#FEFEFE" style="padding-left:2pt;padding-Right:1pt;padding-Top:0.75pt;padding-Bottom:0pt; border-top:solid 0.75pt #000000; border-bottom:solid 2.25pt #000000; border-left:solid 0.75pt #000000;">
<p style="text-align:center;margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;font-weight:bold;color:#000000;font-size:9pt;font-family:Times New Roman;font-style:normal;text-transform:none;font-variant: normal;">$85.55</p></td>
</tr>
</table></div>
<p style="text-align:justify;margin-top:3pt;margin-bottom:0pt;text-indent:0%;font-size:10pt;font-family:Times New Roman;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;">____________________________________________________________________________________________________</p>
<p style="text-align:justify;margin-top:3pt;margin-bottom:0pt;text-indent:0%;color:#000000;font-size:11pt;font-family:Times New Roman;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;">&#160;</p>
<div align="left">
<table border="0" cellspacing="0" cellpadding="0" style="border-collapse:collapse;  margin-left:0.56%;width:93.33%;">
<tr>
<td style="width:4.06%;"></td>
<td style="width:0.06%;"></td>
<td style="width:0.08%;"></td>
<td style="width:89.13%;"></td>
</tr>
<tr>
<td valign="top" >
<p style="text-align:justify;margin-top:3pt;margin-bottom:0pt;margin-left:0pt;;text-indent:0pt;;font-size:10pt;font-family:Times New Roman;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;">(1)</p></td>
<td colspan="3" valign="top" >
<p style="text-align:justify;margin-top:3pt;margin-bottom:0pt;margin-left:0pt;;text-indent:0pt;;font-size:10pt;font-family:Times New Roman;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;">Pursuant to Rule 416(a) under the Securities Act of 1933, as amended (the <font style="color:#000000;">&#8220;</font>Securities Act<font style="color:#000000;">&#8221;</font>), this Registration Statement on Form S-8 (this &#8220;Registration Statement&#8221;) shall also cover any additional shares of the Registrant<font style="color:#000000;">&#8217;</font>s Common Stock (<font style="color:#000000;">&#8220;</font>Common Stock<font style="color:#000000;">&#8221;</font>) that become issuable under the plans by reason of any stock dividend, stock split, recapitalization or other similar transaction.</p></td>
</tr>
<tr>
<td colspan="3" valign="top" >
<p style="text-align:justify;margin-top:3pt;margin-bottom:0pt;margin-left:0pt;;text-indent:0pt;;font-size:10pt;font-family:Times New Roman;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;">(2)</p></td>
<td valign="top" >
<p style="text-align:justify;margin-top:3pt;margin-bottom:0pt;margin-left:0pt;;text-indent:0pt;;font-size:10pt;font-family:Times New Roman;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;">This estimate is made pursuant to Rule 457(h)(1) and Rule 457(c) of the Securities Act solely for purposes of calculating the registration fee. The price per share and aggregate offering price are based upon the average of the high and low prices of the Common Stock on January 6, 2020, as reported on the Nasdaq Global Select Market.</p></td>
</tr>
<tr>
<td colspan="2" valign="top" >
<p style="text-align:justify;margin-top:3pt;margin-bottom:0pt;margin-left:0pt;;text-indent:0pt;;font-size:10pt;font-family:Times New Roman;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;">(3)</p></td>
<td colspan="2" valign="top" >
<p style="text-align:justify;margin-top:3pt;margin-bottom:0pt;margin-left:0pt;;text-indent:0pt;;font-size:10pt;font-family:Times New Roman;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;">Represents shares of Common Stock that were automatically added to the shares authorized for issuance under the Tocagen Inc. 2017 Equity Incentive Plan, as amended (the <font style="color:#000000;">&#8220;</font>2017 Plan<font style="color:#000000;">&#8221;</font>), on January 1, 2020 pursuant to an <font style="color:#000000;">&#8220;</font>evergreen<font style="color:#000000;">&#8221;</font> provision contained in the 2017 Plan. Pursuant to such provision, on January 1 of each year through January 1, 2027, the number of shares authorized for issuance under the 2017 Plan is automatically increased by: (a) a number equal to 4% of the total number of shares of the Registrant<font style="color:#000000;">&#8217;</font>s capital stock outstanding on December 31 of the preceding calendar year; or (b) a number of shares of Common Stock that may be determined by the Registrant<font style="color:#000000;">&#8217;</font>s Board of Directors that is less than the preceding clause (a).</p></td>
</tr>
<tr>
<td colspan="2" valign="top" >
<p style="text-align:justify;margin-top:3pt;margin-bottom:0pt;margin-left:0pt;;text-indent:0pt;;font-size:10pt;font-family:Times New Roman;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;">(4)</p></td>
<td colspan="2" valign="top" >
<p style="text-align:justify;margin-top:3pt;margin-bottom:0pt;margin-left:0pt;;text-indent:0pt;;font-size:10pt;font-family:Times New Roman;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;">Represents shares of Common Stock that were automatically added to the shares authorized for issuance under the Tocagen Inc. 2017 Employee Stock Purchase Plan (the <font style="color:#000000;">&#8220;</font>2017 ESPP<font style="color:#000000;">&#8221;</font>), on January 1, 2020 pursuant to an <font style="color:#000000;">&#8220;</font>evergreen<font style="color:#000000;">&#8221;</font> provision contained in the 2017 ESPP. Pursuant to such provision, on January 1 of each year through January 1, 2027, the number of shares authorized for issuance under the 2017 ESPP is automatically increased by a number equal to the lesser of: (a) 1% of the total number of shares of the Registrant<font style="color:#000000;">&#8217;</font>s capital stock outstanding on December 31 of the preceding calendar year; (b) 300,000 shares; or (c) a number of shares of Common Stock that may be determined by the Registrant<font style="color:#000000;">&#8217;</font>s Board of Directors that is less than (a) and (b).</p></td>
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</table></div>
<p style="margin-bottom:1pt;border-bottom:Solid 2.25pt;padding-bottom:1pt;margin-top:0pt;text-indent:0%;color:#000000;font-size:4pt;font-family:Times New Roman;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;">&#160;</p>
<p style="margin-bottom:0pt;margin-top:0pt;text-indent:0%;font-weight:bold;color:#000000;font-size:1pt;font-family:Times New Roman;font-style:normal;text-transform:none;font-variant: normal;">&#160;</p>
<p style="text-align:center;margin-bottom:0pt;margin-top:0pt;text-indent:0%;font-weight:bold;color:#000000;font-size:1pt;font-family:Times New Roman;font-style:normal;text-transform:none;font-variant: normal;">&#160;</p>
<p style="margin-bottom:0pt;margin-top:0pt;text-indent:0%;color:#000000;font-size:11pt;font-family:Times New Roman;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;"><a name="_AEIOULastRenderedPageBreakAEIOU3"></a><a name="_AEIOULastRenderedPageBreakAEIOU3"></a><br /></p>
<p style="margin-bottom:12pt;margin-top:12pt;text-indent:0%;font-family:Times New Roman;font-size:11pt;">&nbsp;</p>
<hr style="page-break-after:always;width:100%;">
<p style="margin-bottom:0pt;margin-top:0pt;text-indent:0%;font-family:Times New Roman;font-size:11pt;">&nbsp;</p>
<p style="margin-bottom:0pt;margin-top:0pt;color:#000000;font-size:11pt;font-family:Times New Roman;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;"><font style="color:#000000;font-size:11pt;font-family:Times New Roman;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;"><a name="_AEIOULastRenderedPageBreakAEIOU3"></a>&#160;</font></p>
<p style="text-align:center;margin-bottom:0pt;margin-top:0pt;text-indent:0%;font-weight:bold;color:#000000;font-size:10pt;font-family:Times New Roman;font-style:normal;text-transform:none;font-variant: normal;">INCORPORATION OF DOCUMENTS BY REFERENCE</p>
<p style="text-align:justify;margin-top:12pt;margin-bottom:0pt;text-indent:4.54%;font-size:10pt;font-family:Times New Roman;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;">This Registration Statement is being filed for the purpose of increasing the number of securities of the same class as other securities for which a Registration Statement of the Registrant on Form S-8 relating to the same employee benefit plan is effective.</p>
<p style="text-align:justify;margin-top:12pt;margin-bottom:0pt;text-indent:6.67%;font-size:10pt;font-family:Times New Roman;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;">The Registrant previously registered shares of its Common Stock for issuance under the 2017 Plan and 2017 ESPP under Registration Statements on Form S-8 filed with the Securities and Exchange Commission on April 13, 2017 (<a href="http://www.sec.gov/Archives/edgar/data/1419041/000119312517123412/d370252ds8.htm"><font style="text-decoration:underline;">File No. 333-217300</font></a><font style="font-size:10pt;font-family:Times New Roman;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;">), March 9, 2018 (</font><a href="http://www.sec.gov/Archives/edgar/data/1419041/000119312517123412/d370252ds8.htm"><a href="http://www.sec.gov/Archives/edgar/data/1419041/000156459018005139/toca-s8.htm"><font style="text-decoration:underline;">File No. 333-223558</font></a><font style="font-size:10pt;font-family:Times New Roman;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;">) and February 28, 2019 (</font><a href="http://www.sec.gov/Archives/edgar/data/1419041/000119312517123412/d370252ds8.htm"><a href="http://www.sec.gov/Archives/edgar/data/1419041/000156459018005139/toca-s8.htm"><a href="http://www.sec.gov/Archives/edgar/data/1419041/000156459019005495/toca-s8.htm"><font style="text-decoration:underline;">File No. 333-229963</font></a><font style="font-size:10pt;font-family:Times New Roman;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;">). Pursuant to General Instruction E to Form S-8, this Registration Statement hereby incorporates by reference the contents of the Registration Statements referenced above.</font></p>
<p style="margin-top:18pt;margin-bottom:0pt;text-indent:0%;font-weight:bold;color:#000000;font-size:10pt;font-family:Times New Roman;font-style:normal;text-transform:none;font-variant: normal;">Item 8. Exhibits.</p>
<p style="margin-bottom:0pt;margin-top:0pt;text-indent:0%;color:#000000;font-size:11pt;font-family:Times New Roman;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;">&#160;</p>
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<td style="width:1.87%;"></td>
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<p style="text-align:center;margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;font-weight:bold;color:#000000;font-size:10pt;font-family:Times New Roman;font-style:normal;text-transform:none;font-variant: normal;">Exhibit<br />Number</p></td>
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<p style="text-align:center;margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;font-weight:bold;color:#000000;font-size:10pt;font-family:Times New Roman;font-style:normal;text-transform:none;font-variant: normal;">&#160;</p></td>
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<p style="text-align:center;margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;font-weight:bold;color:#000000;font-size:10pt;font-family:Times New Roman;font-style:normal;text-transform:none;font-variant: normal;">Description</p></td>
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<p style="text-align:center;margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;color:#000000;font-size:6pt;font-family:Times New Roman;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;">&#160;</p></td>
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<p style="margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;color:#000000;font-size:6pt;font-family:Times New Roman;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;">&#160;</p></td>
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<p style="margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;color:#000000;font-size:6pt;font-family:Times New Roman;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;">&#160;</p></td>
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<td valign="top" >
<p style="text-align:center;margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;font-size:10pt;font-family:Times New Roman;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;">4.1</p></td>
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<p style="margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;font-size:10pt;font-family:Times New Roman;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;">&#160;</p></td>
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<p style="margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;color:#0000FF;font-size:10pt;font-family:Times New Roman;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;"><a href="http://www.sec.gov/Archives/edgar/data/1419041/000119312517128828/d361379dex31.htm"><font style="text-decoration:underline;">Amended and Restated Certificate of Incorporation of the Registrant (incorporated by reference to Exhibit 3.1 of the Registrant&#8217;s Current Report on Form 8-K filed on April 19, 2017).</font></a></p></td>
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<tr style="height:6pt;">
<td valign="bottom" >
<p style="text-align:center;margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;color:#000000;font-size:6pt;font-family:Times New Roman;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;">&#160;</p></td>
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<p style="text-align:center;margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;color:#000000;font-size:6pt;font-family:Times New Roman;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;">&#160;</p></td>
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<p style="text-align:center;margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;color:#000000;font-size:6pt;font-family:Times New Roman;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;">&#160;</p></td>
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<tr style="height:10.3pt;">
<td valign="top" >
<p style="text-align:center;margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;font-size:10pt;font-family:Times New Roman;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;">4.2</p></td>
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<p style="margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;font-size:10pt;font-family:Times New Roman;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;">&#160;</p></td>
<td valign="top" >
<p style="margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;color:#0000FF;font-size:10pt;font-family:Times New Roman;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;"><a href="http://www.sec.gov/Archives/edgar/data/1419041/000119312517128828/d361379dex32.htm"><font style="text-decoration:underline;">Amended and Restated Bylaws of the Registrant (incorporated by reference to Exhibit 3.2 of the Registrant&#8217;s Current Report on Form 8-K filed on April 19, 2017).</font><font style="color:#000000;text-decoration:underline;">&#160;</font></a></p></td>
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<tr style="height:6pt;">
<td valign="bottom" >
<p style="text-align:center;margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;color:#000000;font-size:6pt;font-family:Times New Roman;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;">&#160;</p></td>
<td valign="bottom" >
<p style="text-align:center;margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;color:#000000;font-size:6pt;font-family:Times New Roman;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;">&#160;</p></td>
<td valign="bottom" >
<p style="text-align:center;margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;color:#000000;font-size:11pt;font-family:Times New Roman;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;">&#160;</p></td>
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<tr style="height:10.3pt;">
<td valign="top" >
<p style="text-align:center;margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;font-size:10pt;font-family:Times New Roman;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;">4.3</p></td>
<td valign="bottom" >
<p style="margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;font-size:10pt;font-family:Times New Roman;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;">&#160;</p></td>
<td valign="top" >
<p style="margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;color:#0000FF;font-size:10pt;font-family:Times New Roman;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;"><a href="http://www.sec.gov/Archives/edgar/data/1419041/000119312517107559/d312753dex41.htm"><font style="text-decoration:underline;">Form of Common Stock Certificate of the Registrant (incorporated by reference to Exhibit 4.1 of the Registrant&#8217;s Registration Statement on Form S-1 (File No. 333-216574), as amended, originally filed on March 9, 2017).</font></a></p></td>
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<tr style="height:6pt;">
<td valign="bottom" >
<p style="text-align:center;margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;color:#000000;font-size:6pt;font-family:Times New Roman;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;">&#160;</p></td>
<td colspan="2" valign="bottom" >
<p style="text-align:center;margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;color:#000000;font-size:6pt;font-family:Times New Roman;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;">&#160;</p></td>
</tr>
<tr style="height:10.3pt;">
<td valign="top" >
<p style="text-align:center;margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;font-size:10pt;font-family:Times New Roman;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;">5.1</p></td>
<td valign="bottom" >
<p style="margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;font-size:10pt;font-family:Times New Roman;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;">&#160;</p></td>
<td valign="top" >
<p style="margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;color:#0000FF;font-size:10pt;font-family:Times New Roman;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;"><a href="toca-ex51_7.htm"><font style="text-decoration:underline;">Opinion of Cooley LLP.</font></a></p></td>
</tr>
<tr style="height:6pt;">
<td valign="bottom" >
<p style="text-align:center;margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;color:#000000;font-size:6pt;font-family:Times New Roman;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;">&#160;</p></td>
<td colspan="2" valign="bottom" >
<p style="text-align:center;margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;color:#000000;font-size:6pt;font-family:Times New Roman;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;">&#160;</p></td>
</tr>
<tr style="height:10.3pt;">
<td valign="top" >
<p style="text-align:center;margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;font-size:10pt;font-family:Times New Roman;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;">23.1</p></td>
<td valign="bottom" >
<p style="margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;font-size:10pt;font-family:Times New Roman;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;">&#160;</p></td>
<td valign="top" >
<p style="margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;color:#0000FF;font-size:10pt;font-family:Times New Roman;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;"><a href="toca-ex231_6.htm"><font style="text-decoration:underline;">Consent of Independent Registered Public Accounting Firm.</font></a></p></td>
</tr>
<tr style="height:6pt;">
<td valign="bottom" >
<p style="text-align:center;margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;color:#000000;font-size:11pt;font-family:Times New Roman;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;">&#160;</p></td>
<td valign="bottom" >
<p style="text-align:center;margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;color:#000000;font-size:11pt;font-family:Times New Roman;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;">&#160;</p></td>
<td valign="bottom" >
<p style="text-align:center;margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;color:#000000;font-size:11pt;font-family:Times New Roman;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;">&#160;</p></td>
</tr>
<tr style="height:10.3pt;">
<td valign="top" >
<p style="text-align:center;margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;font-size:10pt;font-family:Times New Roman;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;">23.2</p></td>
<td valign="bottom" >
<p style="margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;font-size:10pt;font-family:Times New Roman;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;">&#160;</p></td>
<td valign="top" >
<p style="margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;color:#0000FF;font-size:10pt;font-family:Times New Roman;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;"><a href="toca-ex51_7.htm"><font style="text-decoration:underline;">Consent of Cooley LLP. Reference is made to Exhibit 5.1.</font></a></p></td>
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<tr style="height:6pt;">
<td valign="bottom" >
<p style="text-align:center;margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;color:#000000;font-size:6pt;font-family:Times New Roman;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;">&#160;</p></td>
<td colspan="2" valign="bottom" >
<p style="text-align:center;margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;color:#000000;font-size:6pt;font-family:Times New Roman;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;">&#160;</p></td>
</tr>
<tr style="height:10.3pt;">
<td valign="top" >
<p style="text-align:center;margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;font-size:10pt;font-family:Times New Roman;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;">24.1</p></td>
<td valign="bottom" >
<p style="margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;font-size:10pt;font-family:Times New Roman;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;">&#160;</p></td>
<td valign="top" >
<p style="margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;color:#0000FF;font-size:10pt;font-family:Times New Roman;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;"><a href="#Signatures"><font style="text-decoration:underline;">Power of Attorney. Reference is made to the signature page hereto.</font></a></p></td>
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<p style="text-align:center;margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;color:#000000;font-size:6pt;font-family:Times New Roman;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;">&#160;</p></td>
<td colspan="2" valign="bottom" >
<p style="text-align:center;margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;color:#000000;font-size:6pt;font-family:Times New Roman;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;">&#160;</p></td>
</tr>
<tr style="height:10.3pt;">
<td valign="top" >
<p style="text-align:center;margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;font-size:10pt;font-family:Times New Roman;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;">99.1</p></td>
<td valign="bottom" >
<p style="margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;font-size:10pt;font-family:Times New Roman;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;">&#160;</p></td>
<td valign="top" >
<p style="margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;font-size:10pt;font-family:Times New Roman;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;"><a href="http://www.sec.gov/Archives/edgar/data/1419041/000156459019004933/toca-ex103_574.htm"><font style="text-decoration:underline;">Tocagen Inc. 2017 Equity Incentive Plan, as amended, and Forms of Stock Option Grant Notice, Option Agreement and Notice of Exercise thereunder (incorporated by reference to Exhibit 10.3 of the Registrant&#8217;s Annual Report on Form 10-K filed on February 27, 2019).</font></a></p></td>
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<tr style="height:6pt;">
<td valign="bottom" >
<p style="text-align:center;margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;color:#000000;font-size:6pt;font-family:Times New Roman;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;">&#160;</p></td>
<td valign="bottom" >
<p style="text-align:center;margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;color:#000000;font-size:6pt;font-family:Times New Roman;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;">&#160;</p></td>
<td valign="bottom" >
<p style="text-align:center;margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;color:#000000;font-size:6pt;font-family:Times New Roman;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;">&#160;</p></td>
</tr>
<tr style="height:27.9pt;">
<td valign="top" >
<p style="text-align:center;margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;font-size:10pt;font-family:Times New Roman;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;">99.2</p></td>
<td valign="bottom" >
<p style="margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;color:#000000;font-size:11pt;font-family:Times New Roman;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;">&#160;</p></td>
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<p style="margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;font-size:10pt;font-family:Times New Roman;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;"><a href="http://www.sec.gov/Archives/edgar/data/1419041/000119312517107559/d312753dex104.htm"><font style="text-decoration:underline;">Tocagen Inc. 2017 Employee Stock Purchase Plan (incorporated by reference to Exhibit 10.4 of the Registrant&#8217;s Registration Statement on Form S-1 (File No. 333-216574), as amended, originally filed on March 9, 2017).</font></a></p></td>
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<p style="margin-bottom:0pt;margin-top:0pt;text-indent:0%;color:#000000;font-size:11pt;font-family:Times New Roman;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;">&#160;</p>
<p style="margin-bottom:12pt;margin-top:12pt;text-indent:0%;color:#000000;font-size:11pt;font-family:Times New Roman;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;">&#160;</p>
<p style="text-align:center;margin-bottom:0pt;margin-top:0pt;text-indent:0%;color:#000000;font-size:11pt;font-family:Times New Roman;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;"><a name="Signatures"></a><a name="_AEIOULastRenderedPageBreakAEIOU4"></a><br /><a name="Signatures"></a></p>
<p style="margin-bottom:12pt;margin-top:12pt;text-indent:0%;font-family:Times New Roman;font-size:11pt;">&nbsp;</p>
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<p style="margin-bottom:0pt;margin-top:0pt;text-indent:0%;font-family:Times New Roman;font-size:11pt;">&nbsp;</p>
<p style="text-align:center;margin-bottom:0pt;margin-top:0pt;color:#000000;font-size:11pt;font-family:Times New Roman;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;"><font style="font-weight:bold;font-size:10pt;">SIGNATURES</font></p>
<p style="text-align:justify;margin-bottom:12pt;margin-top:12pt;text-indent:6.67%;font-size:10pt;font-family:Times New Roman;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;">Pursuant to the requirements of the Securities Act of 1933, as amended, the Registrant certifies that it has reasonable grounds to believe that it meets all of the requirements for filing on Form S-8 and has duly caused this Registration Statement to be signed on its behalf by the undersigned, thereunto duly authorized, in the City of San Diego, State of California, on January 8, 2020.</p>
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<p style="margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;font-weight:bold;color:#000000;font-size:10pt;font-family:Times New Roman;font-style:normal;text-transform:none;font-variant: normal;">Tocagen Inc.</p></td>
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<p style="margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;font-size:10pt;font-family:Times New Roman;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;">By:</p></td>
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<p style="margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;font-size:10pt;font-family:Times New Roman;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;">&#160;</p></td>
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<p style="border-bottom:Solid 0.75pt;padding-bottom:0pt;margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;font-size:10pt;font-family:Times New Roman;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;">/s/ Martin J. Duvall</p></td>
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<p style="margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;font-size:10pt;font-family:Times New Roman;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;">&#160;</p></td>
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<p style="margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;font-size:10pt;font-family:Times New Roman;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;">Martin J. Duvall</p></td>
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<p style="margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;font-size:10pt;font-family:Times New Roman;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;">&#160;</p></td>
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<p style="margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;font-weight:bold;color:#000000;font-size:10pt;font-family:Times New Roman;font-style:normal;text-transform:none;font-variant: normal;">Chief Executive Officer</p></td>
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<p style="text-align:center;margin-top:18pt;margin-bottom:0pt;text-indent:0%;font-weight:bold;color:#000000;font-size:10pt;font-family:Times New Roman;font-style:normal;text-transform:none;font-variant: normal;">POWER OF ATTORNEY</p>
<p style="text-align:justify;margin-top:10pt;margin-bottom:0pt;text-indent:6.67%;font-size:10pt;font-family:Times New Roman;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;">KNOW ALL PERSONS BY THESE PRESENTS, that each person whose signature appears below constitutes and appoints Martin J. Duvall and Mark Foletta, and each of them, as his or her true and lawful attorneys-in-fact and agents, each with the full power of substitution, for him or her and in his or her name, place or stead, in any and all capacities, to sign any and all amendments to this Registration Statement (including post-effective amendments), and to file the same, with all exhibits thereto and other documents in connection therewith, with the Securities and Exchange Commission, granting unto said attorneys-in-fact and agents, and each of them, full power and authority to do and perform each and every act and thing requisite and necessary to be done in and about the premises, as fully to all intents and purposes as he or she might or could do in person, hereby ratifying and confirming all that said attorneys-in-fact and agents, or their or his or her substitute or substitutes, may lawfully do or cause to be done by virtue hereof.</p>
<p style="text-align:justify;margin-bottom:10pt;margin-top:10pt;text-indent:6.67%;font-size:10pt;font-family:Times New Roman;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;">Pursuant to the requirements of the Securities Act of 1933, as amended, this Registration Statement has been signed by the following persons in the capacities and on the dates indicated.</p>
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<p style="margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;font-weight:bold;color:#000000;font-size:5pt;font-family:Times New Roman;font-style:normal;text-transform:none;font-variant: normal;">&#160;</p></td>
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<p style="margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;font-weight:bold;color:#000000;font-size:5pt;font-family:Times New Roman;font-style:normal;text-transform:none;font-variant: normal;">&#160;</p></td>
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<p style="text-align:center;margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;font-weight:bold;color:#000000;font-size:5pt;font-family:Times New Roman;font-style:normal;text-transform:none;font-variant: normal;">&#160;</p></td>
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<td valign="bottom"  BGCOLOR="#FEFEFE" style="padding-left:2pt;padding-Right:1pt;padding-Top:0.75pt;padding-Bottom:0pt; border-bottom:solid 0.75pt #000000;">
<p style="text-align:center;margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;font-size:10pt;font-family:Times New Roman;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;">/s/ Martin J. Duvall</p></td>
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<p style="margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;font-size:10pt;font-family:Times New Roman;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;">&#160;</p></td>
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<p style="text-align:center;margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;font-size:10pt;font-family:Times New Roman;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;">Chief Executive Officer and </p>
<p style="text-align:center;margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;font-size:10pt;font-family:Times New Roman;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;">Member of the Board of Directors</p>
<p style="text-align:center;margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;font-style:italic;color:#000000;font-size:10pt;font-family:Times New Roman;font-weight:normal;text-transform:none;font-variant: normal;">(Principal Executive Officer)<font style="font-style:normal;color:#000000;">&#160;</font></p></td>
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<p style="margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;font-size:10pt;font-family:Times New Roman;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;">&#160;</p></td>
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<p style="text-align:center;margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;font-size:10pt;font-family:Times New Roman;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;">January 8, 2020</p></td>
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<td valign="top"  BGCOLOR="#FEFEFE" style="padding-left:2pt;padding-Right:1pt;padding-Top:0.75pt;padding-Bottom:0pt; border-top:solid 0.75pt #000000;">
<p style="text-align:center;margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;font-weight:bold;color:#000000;font-size:10pt;font-family:Times New Roman;font-style:normal;text-transform:none;font-variant: normal;">Martin J. Duvall</p></td>
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<p style="margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;font-size:10pt;font-family:Times New Roman;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;">&#160;</p></td>
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<p style="margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;font-size:10pt;font-family:Times New Roman;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;">&#160;</p></td>
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<p style="text-align:center;margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;font-size:10pt;font-family:Times New Roman;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;">&#160;</p></td>
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<p style="margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;color:#000000;font-size:8pt;font-family:Times New Roman;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;">&#160;</p></td>
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<p style="text-align:center;margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;color:#000000;font-size:8pt;font-family:Times New Roman;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;">&#160;</p></td>
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<p style="margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;color:#000000;font-size:8pt;font-family:Times New Roman;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;">&#160;</p></td>
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<p style="text-align:center;margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;color:#000000;font-size:8pt;font-family:Times New Roman;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;">&#160;</p></td>
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<p style="text-align:center;margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;font-size:10pt;font-family:Times New Roman;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;">/s/ Mark Foletta</p></td>
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<p style="margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;font-size:10pt;font-family:Times New Roman;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;">&#160;</p></td>
<td rowspan="2" valign="bottom"  BGCOLOR="#FEFEFE" style="padding-left:2pt;padding-Right:1pt;padding-Top:0.75pt; border-bottom:solid 0.75pt transparent;">
<p style="text-align:center;margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;font-size:10pt;font-family:Times New Roman;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;">Chief Financial Officer</p>
<p style="text-align:center;margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;font-style:italic;color:#000000;font-size:10pt;font-family:Times New Roman;font-weight:normal;text-transform:none;font-variant: normal;">(Principal Financial and Accounting Officer)</p>
<p style="text-align:center;margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;font-size:10pt;font-family:Times New Roman;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;">&#160;</p></td>
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<p style="margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;font-size:10pt;font-family:Times New Roman;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;">&#160;</p></td>
<td valign="bottom"  BGCOLOR="#FEFEFE" style="padding-left:2pt;padding-Right:1pt;padding-Top:0.75pt;padding-Bottom:0pt; border-bottom:solid 0.75pt transparent;">
<p style="text-align:center;margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;font-size:10pt;font-family:Times New Roman;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;">January 8, 2020</p></td>
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<p style="text-align:center;margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;font-weight:bold;color:#000000;font-size:10pt;font-family:Times New Roman;font-style:normal;text-transform:none;font-variant: normal;">Mark Foletta</p></td>
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<p style="margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;font-size:10pt;font-family:Times New Roman;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;">&#160;</p></td>
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<p style="margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;font-size:10pt;font-family:Times New Roman;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;">&#160;</p></td>
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<p style="text-align:center;margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;font-size:10pt;font-family:Times New Roman;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;">&#160;</p></td>
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<p style="margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;color:#000000;font-size:8pt;font-family:Times New Roman;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;">&#160;</p></td>
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<p style="text-align:center;margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;color:#000000;font-size:8pt;font-family:Times New Roman;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;">&#160;</p></td>
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<td valign="bottom"  BGCOLOR="#FEFEFE" style="padding-left:2pt;padding-Right:1pt;padding-Top:0.75pt;padding-Bottom:0pt; border-bottom:solid 0.75pt #000000;">
<p style="text-align:center;margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;font-size:10pt;font-family:Times New Roman;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;">/s/ Faheem Hasnain</p></td>
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<p style="margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;font-size:10pt;font-family:Times New Roman;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;">&#160;</p></td>
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<p style="text-align:center;margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;font-size:10pt;font-family:Times New Roman;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;">Chairman of the Board of Directors</p></td>
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<p style="margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;font-size:10pt;font-family:Times New Roman;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;">&#160;</p></td>
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<p style="text-align:center;margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;font-size:10pt;font-family:Times New Roman;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;">January 8, 2020</p></td>
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<td valign="bottom"  BGCOLOR="#FEFEFE" style="padding-left:2pt;padding-Right:1pt;padding-Top:0.75pt;padding-Bottom:0pt; border-top:solid 0.75pt #000000;">
<p style="text-align:center;margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;font-weight:bold;color:#000000;font-size:10pt;font-family:Times New Roman;font-style:normal;text-transform:none;font-variant: normal;">Faheem Hasnain</p></td>
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<p style="margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;font-size:10pt;font-family:Times New Roman;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;">&#160;</p></td>
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<p style="margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;font-size:10pt;font-family:Times New Roman;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;">&#160;</p></td>
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<p style="text-align:center;margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;font-size:10pt;font-family:Times New Roman;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;">&#160;</p></td>
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<p style="margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;color:#000000;font-size:8pt;font-family:Times New Roman;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;">&#160;</p></td>
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<p style="margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;color:#000000;font-size:8pt;font-family:Times New Roman;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;">&#160;</p></td>
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<p style="text-align:center;margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;color:#000000;font-size:8pt;font-family:Times New Roman;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;">&#160;</p></td>
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<td valign="bottom"  BGCOLOR="#FEFEFE" style="padding-left:2pt;padding-Right:1pt;padding-Top:0.75pt;padding-Bottom:0pt; border-bottom:solid 0.75pt #000000;">
<p style="text-align:center;margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;font-size:10pt;font-family:Times New Roman;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;">/s/ Franklin M. Berger</p></td>
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<p style="margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;font-size:10pt;font-family:Times New Roman;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;">&#160;</p></td>
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<p style="text-align:center;margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;font-size:10pt;font-family:Times New Roman;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;">Member of the Board of Directors</p></td>
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<p style="margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;font-size:10pt;font-family:Times New Roman;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;">&#160;</p></td>
<td valign="bottom"  BGCOLOR="#FEFEFE" style="padding-left:2pt;padding-Right:1pt;padding-Top:0.75pt;padding-Bottom:0pt; border-bottom:solid 0.75pt transparent;">
<p style="text-align:center;margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;font-size:10pt;font-family:Times New Roman;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;">January 8, 2020</p></td>
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<td valign="bottom"  BGCOLOR="#FEFEFE" style="padding-left:2pt;padding-Right:1pt;padding-Top:0.75pt;padding-Bottom:0pt; border-top:solid 0.75pt #000000;">
<p style="text-align:center;margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;font-weight:bold;color:#000000;font-size:10pt;font-family:Times New Roman;font-style:normal;text-transform:none;font-variant: normal;">Franklin M. Berger</p></td>
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<p style="margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;font-size:10pt;font-family:Times New Roman;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;">&#160;</p></td>
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<p style="margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;color:#000000;font-size:8pt;font-family:Times New Roman;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;">&#160;</p></td>
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<p style="margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;color:#000000;font-size:8pt;font-family:Times New Roman;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;">&#160;</p></td>
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<p style="text-align:center;margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;color:#000000;font-size:8pt;font-family:Times New Roman;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;">&#160;</p></td>
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<td valign="bottom"  BGCOLOR="#FEFEFE" style="padding-left:2pt;padding-Right:1pt;padding-Top:0.75pt;padding-Bottom:0pt; border-bottom:solid 0.75pt #000000;">
<p style="text-align:center;margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;font-size:10pt;font-family:Times New Roman;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;">/s/ Thomas E. Darcy</p></td>
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<p style="margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;font-size:10pt;font-family:Times New Roman;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;">&#160;</p></td>
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<p style="text-align:center;margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;font-size:10pt;font-family:Times New Roman;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;">Member of the Board of Directors</p></td>
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<p style="margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;font-size:10pt;font-family:Times New Roman;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;">&#160;</p></td>
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<p style="text-align:center;margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;font-size:10pt;font-family:Times New Roman;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;">January 8, 2020</p></td>
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<td valign="bottom"  BGCOLOR="#FEFEFE" style="padding-left:2pt;padding-Right:1pt;padding-Top:0.75pt;padding-Bottom:0pt; border-top:solid 0.75pt #000000;">
<p style="text-align:center;margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;font-weight:bold;color:#000000;font-size:10pt;font-family:Times New Roman;font-style:normal;text-transform:none;font-variant: normal;">Thomas E. Darcy</p></td>
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<p style="margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;font-size:10pt;font-family:Times New Roman;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;">&#160;</p></td>
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<p style="text-align:center;margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;font-size:10pt;font-family:Times New Roman;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;">&#160;</p></td>
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<p style="margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;font-size:10pt;font-family:Times New Roman;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;">&#160;</p></td>
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<p style="text-align:center;margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;font-size:10pt;font-family:Times New Roman;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;">&#160;</p></td>
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<p style="text-align:center;margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;font-weight:bold;color:#000000;font-size:8pt;font-family:Times New Roman;font-style:normal;text-transform:none;font-variant: normal;">&#160;</p></td>
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<p style="margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;color:#000000;font-size:8pt;font-family:Times New Roman;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;">&#160;</p></td>
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<p style="text-align:center;margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;color:#000000;font-size:8pt;font-family:Times New Roman;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;">&#160;</p></td>
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<p style="margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;color:#000000;font-size:8pt;font-family:Times New Roman;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;">&#160;</p></td>
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<p style="text-align:center;margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;color:#000000;font-size:8pt;font-family:Times New Roman;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;">&#160;</p></td>
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<td valign="bottom"  BGCOLOR="#FEFEFE" style="padding-left:2pt;padding-Right:1pt;padding-Top:0.75pt;padding-Bottom:0pt; border-bottom:solid 0.75pt #000000;">
<p style="text-align:center;margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;font-size:10pt;font-family:Times New Roman;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;">/s/ Harry E. Gruber, M.D.</p></td>
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<p style="margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;font-size:10pt;font-family:Times New Roman;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;">&#160;</p></td>
<td valign="bottom"  BGCOLOR="#FEFEFE" style="padding-left:2pt;padding-Right:1pt;padding-Top:0.75pt;padding-Bottom:0pt; border-bottom:solid 0.75pt transparent;">
<p style="text-align:center;margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;font-size:10pt;font-family:Times New Roman;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;">Member of the Board of Directors</p></td>
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<p style="margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;font-size:10pt;font-family:Times New Roman;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;">&#160;</p></td>
<td valign="bottom"  BGCOLOR="#FEFEFE" style="padding-left:2pt;padding-Right:1pt;padding-Top:0.75pt;padding-Bottom:0pt; border-bottom:solid 0.75pt transparent;">
<p style="text-align:center;margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;font-size:10pt;font-family:Times New Roman;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;">January 8, 2020</p></td>
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<td valign="bottom"  BGCOLOR="#FEFEFE" style="padding-left:2pt;padding-Right:1pt;padding-Top:0.75pt;padding-Bottom:0pt; border-top:solid 0.75pt #000000;">
<p style="text-align:center;margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;font-weight:bold;color:#000000;font-size:10pt;font-family:Times New Roman;font-style:normal;text-transform:none;font-variant: normal;">Harry E. Gruber, M.D.</p></td>
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{"company-data": {"conformed-name": "Tocagen Inc", "cik": "0001419041", "assigned-sic": "2834", "irs-number": "261243872", "state-of-incorporation": "DE", "fiscal-year-end": "1231"}, "filing-values": {"form-type": "S-8", "act": "33", "file-number": "333-235852", "film-number": "20516356"}, "business-address": {"street1": "4242 CAMPUS POINT COURT, SUITE 500", "city": "SAN DIEGO", "state": "CA", "zip": "92121", "phone": "(858) 412-8400"}, "mail-address": {"street1": "4242 CAMPUS POINT COURT, SUITE 500", "city": "SAN DIEGO", "state": "CA", "zip": "92121"}}
toca-s8.htm
As filed with the Securities and Exchange Commission on January 8, 2020
Registration No. 333-
UNITED STATES
SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549
FORM S-8
REGISTRATION STATEMENT
Under
THE SECURITIES ACT OF 1933
TOCAGEN INC.
(Exact name of registrant as specified in its charter)
Delaware
26-1243872
(State or other jurisdiction of
incorporation or organization)
(I.R.S. Employer
Identification No.)
4242 Campus Point Court, Suite 600
San Diego, California
92121
(Address of Principal Executive Offices)
(Zip Code)
2017 Equity Incentive Plan
2017 Employee Stock Purchase Plan
(Full titles of the plans)
Martin J. Duvall
Chief Executive Officer
Tocagen Inc.
4242 Campus Point Court, Suite 600
San Diego, California 92121
(858) 412-8400
(Name, address, and telephone number, including area code, of agent for service)
Copies to:
Karen E. Deschaine, Esq.
Wade W. Andrews, Esq.
Cooley LLP
4401 Eastgate Mall
San Diego, California 92121
Tel: (858) 550-6000
Mark Foletta
Executive Vice President and Chief Financial Officer
Tocagen Inc.
4242 Campus Point Court, Suite 600
San Diego, California 92121
(858) 412-8400
Indicate by check mark whether the Registrant is a large accelerated filer, an accelerated filer, a non-accelerated filer, a smaller reporting company or an emerging growth company. See the definitions of "large accelerated filer," "accelerated filer," "smaller reporting company," and "emerging growth company" in Rule 12b-2 of the Exchange Act.
Large accelerated filer
☐
Accelerated filer
☒
Non-accelerated filer
☐
Smaller reporting company
☒
Emerging growth company
☒
If an emerging growth company, indicate by check mark if the Registrant has elected not to use the extended transition period for complying with any new or revised financial accounting standards provided pursuant to Section 7(a)(2)(B) of the Securities Act.
☒
CALCULATION OF REGISTRATION FEE
Title of Securities to be Registered
Amount
to be
Registered
(1)
Proposed Maximum
Offering Price
Per Share
(2)
Proposed Maximum
Aggregate
Offering Price
(2)
Amount of
Registration Fee
2017 Equity Incentive Plan
Common Stock, $0.001 par value per share
955,970
(3)
$0.5515
$527,217.46
$68.44
2017 Employee Stock Purchase Plan
Common Stock, $0.001 par value per share
238,992
(4)
$0.5515
$131,804.09
$17.11
Total
1,194,962
$659,021.55
$85.55
____________________________________________________________________________________________________
(1)
Pursuant to Rule 416(a) under the Securities Act of 1933, as amended (the
"
Securities Act
"
), this Registration Statement on Form S-8 (this "Registration Statement") shall also cover any additional shares of the Registrant
'
s Common Stock (
"
Common Stock
"
) that become issuable under the plans by reason of any stock dividend, stock split, recapitalization or other similar transaction.
(2)
This estimate is made pursuant to Rule 457(h)(1) and Rule 457(c) of the Securities Act solely for purposes of calculating the registration fee. The price per share and aggregate offering price are based upon the average of the high and low prices of the Common Stock on January 6, 2020, as reported on the Nasdaq Global Select Market.
(3)
Represents shares of Common Stock that were automatically added to the shares authorized for issuance under the Tocagen Inc. 2017 Equity Incentive Plan, as amended (the
"
2017 Plan
"
), on January 1, 2020 pursuant to an
"
evergreen
"
provision contained in the 2017 Plan. Pursuant to such provision, on January 1 of each year through January 1, 2027, the number of shares authorized for issuance under the 2017 Plan is automatically increased by: (a) a number equal to 4% of the total number of shares of the Registrant
'
s capital stock outstanding on December 31 of the preceding calendar year; or (b) a number of shares of Common Stock that may be determined by the Registrant
'
s Board of Directors that is less than the preceding clause (a).
(4)
Represents shares of Common Stock that were automatically added to the shares authorized for issuance under the Tocagen Inc. 2017 Employee Stock Purchase Plan (the
"
2017 ESPP
"
), on January 1, 2020 pursuant to an
"
evergreen
"
provision contained in the 2017 ESPP. Pursuant to such provision, on January 1 of each year through January 1, 2027, the number of shares authorized for issuance under the 2017 ESPP is automatically increased by a number equal to the lesser of: (a) 1% of the total number of shares of the Registrant
'
s capital stock outstanding on December 31 of the preceding calendar year; (b) 300,000 shares; or (c) a number of shares of Common Stock that may be determined by the Registrant
'
s Board of Directors that is less than (a) and (b).
INCORPORATION OF DOCUMENTS BY REFERENCE
This Registration Statement is being filed for the purpose of increasing the number of securities of the same class as other securities for which a Registration Statement of the Registrant on Form S-8 relating to the same employee benefit plan is effective.
The Registrant previously registered shares of its Common Stock for issuance under the 2017 Plan and 2017 ESPP under Registration Statements on Form S-8 filed with the Securities and Exchange Commission on April 13, 2017 (
File No. 333-217300
), March 9, 2018 (
File No. 333-223558
) and February 28, 2019 (
File No. 333-229963
). Pursuant to General Instruction E to Form S-8, this Registration Statement hereby incorporates by reference the contents of the Registration Statements referenced above.
Item 8. Exhibits.
Exhibit
Number
Description
4.1
Amended and Restated Certificate of Incorporation of the Registrant (incorporated by reference to Exhibit 3.1 of the Registrant's Current Report on Form 8-K filed on April 19, 2017).
4.2
Amended and Restated Bylaws of the Registrant (incorporated by reference to Exhibit 3.2 of the Registrant's Current Report on Form 8-K filed on April 19, 2017).
4.3
Form of Common Stock Certificate of the Registrant (incorporated by reference to Exhibit 4.1 of the Registrant's Registration Statement on Form S-1 (File No. 333-216574), as amended, originally filed on March 9, 2017).
5.1
Opinion of Cooley LLP.
23.1
Consent of Independent Registered Public Accounting Firm.
23.2
Consent of Cooley LLP. Reference is made to Exhibit 5.1.
24.1
Power of Attorney. Reference is made to the signature page hereto.
99.1
Tocagen Inc. 2017 Equity Incentive Plan, as amended, and Forms of Stock Option Grant Notice, Option Agreement and Notice of Exercise thereunder (incorporated by reference to Exhibit 10.3 of the Registrant's Annual Report on Form 10-K filed on February 27, 2019).
99.2
Tocagen Inc. 2017 Employee Stock Purchase Plan (incorporated by reference to Exhibit 10.4 of the Registrant's Registration Statement on Form S-1 (File No. 333-216574), as amended, originally filed on March 9, 2017).
SIGNATURES
Pursuant to the requirements of the Securities Act of 1933, as amended, the Registrant certifies that it has reasonable grounds to believe that it meets all of the requirements for filing on Form S-8 and has duly caused this Registration Statement to be signed on its behalf by the undersigned, thereunto duly authorized, in the City of San Diego, State of California, on January 8, 2020.
Tocagen Inc.
By:
/s/ Martin J. Duvall
Martin J. Duvall
Chief Executive Officer
POWER OF ATTORNEY
KNOW ALL PERSONS BY THESE PRESENTS, that each person whose signature appears below constitutes and appoints Martin J. Duvall and Mark Foletta, and each of them, as his or her true and lawful attorneys-in-fact and agents, each with the full power of substitution, for him or her and in his or her name, place or stead, in any and all capacities, to sign any and all amendments to this Registration Statement (including post-effective amendments), and to file the same, with all exhibits thereto and other documents in connection therewith, with the Securities and Exchange Commission, granting unto said attorneys-in-fact and agents, and each of them, full power and authority to do and perform each and every act and thing requisite and necessary to be done in and about the premises, as fully to all intents and purposes as he or she might or could do in person, hereby ratifying and confirming all that said attorneys-in-fact and agents, or their or his or her substitute or substitutes, may lawfully do or cause to be done by virtue hereof.
Pursuant to the requirements of the Securities Act of 1933, as amended, this Registration Statement has been signed by the following persons in the capacities and on the dates indicated.
Signature
Title
Date
/s/ Martin J. Duvall
Chief Executive Officer and
Member of the Board of Directors
(Principal Executive Officer)
January 8, 2020
Martin J. Duvall
/s/ Mark Foletta
Chief Financial Officer
(Principal Financial and Accounting Officer)
January 8, 2020
Mark Foletta
/s/ Faheem Hasnain
Chairman of the Board of Directors
January 8, 2020
Faheem Hasnain
/s/ Franklin M. Berger
Member of the Board of Directors
January 8, 2020
Franklin M. Berger
/s/ Thomas E. Darcy
Member of the Board of Directors
January 8, 2020
Thomas E. Darcy
/s/ Harry E. Gruber, M.D.
Member of the Board of Directors
January 8, 2020
Harry E. Gruber, M.D.
/s/ Lori Kunkel, M.D.
Member of the Board of Directors
January 8, 2020
Lori Kunkel, M.D.
/s/ David Parkinson, M.D.
Member of the Board of Directors
January 8, 2020
David Parkinson, M.D.
/s/ Paul Schimmel, Ph.D.
Member of the Board of Directors
January 8, 2020
Paul Schimmel, Ph.D.