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<p style="text-align:center;margin-bottom:0pt;margin-top:0pt;text-indent:0%;color:#000000;font-size:8.5pt;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-bottom:0pt;margin-top:0pt;text-indent:0%;font-family:Times New Roman;font-size:10pt;">&nbsp;</p>
<p style="text-align:center;margin-bottom:0pt;margin-top:0pt;text-indent:0%;font-weight:bold;font-size:8pt;font-family:Times New Roman;font-style:normal;text-transform:none;font-variant: normal;">As filed with the Securities and Exchange Commission on February 15, 2022</p>
<p style="text-align:right;margin-bottom:0pt;margin-top:0pt;margin-right:7.69%;text-indent:0%;font-weight:bold;font-size:8pt;font-family:Times New Roman;font-style:normal;text-transform:none;font-variant: normal;"><a name="_AEIOULastRenderedPageBreakAEIOU2"></a>Registration No. 333-</p>
<p style="border-bottom:Solid 0.75pt #000000;padding-bottom:0pt;margin-bottom:0pt;margin-top:0pt;text-indent:0%;font-family:Times New Roman;font-size:10pt;">&nbsp;</p>
<p style="text-align:center;margin-bottom:0pt;margin-top:0pt;text-indent:0%;font-weight:bold;font-size:16pt;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;font-size:16pt;font-family:Times New Roman;font-style:normal;text-transform:none;font-variant: normal;">SECURITIES AND EXCHANGE COMMISSION</p>
<p style="text-align:center;margin-bottom:0pt;margin-top:0pt;text-indent:0%;font-weight:bold;font-size:12pt;font-family:Times New Roman;font-style:normal;text-transform:none;font-variant: normal;">WASHINGTON, DC&nbsp;&nbsp;20549<font style="font-size:14pt;text-transform:uppercase;"> </font></p>
<p style="text-align:center;margin-top:4pt;line-height:4pt;border-bottom:Solid 1pt;padding-bottom:1pt;margin-bottom:0pt;margin-left:46.15%;margin-right:46.15%;text-indent:0%;font-size:6pt;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%;font-weight:bold;font-size:16pt;font-family:Times New Roman;font-style:normal;text-transform:none;font-variant: normal;">FORM S-8</p>
<p style="text-align:center;margin-top:6pt;margin-bottom:0pt;text-indent:0%;font-weight:bold;font-size:10pt;font-family:Times New Roman;font-style:normal;text-transform:none;font-variant: normal;">REGISTRATION STATEMENT UNDER THE SECURITIES ACT OF 1933</p>
<p style="text-align:center;margin-top:4pt;line-height:4pt;border-bottom:Solid 1pt;padding-bottom:1pt;margin-bottom:0pt;margin-left:46.15%;margin-right:46.15%;text-indent:0%;font-size:6pt;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%;font-weight:bold;font-size:16pt;font-family:Times New Roman Bold;font-style:normal;text-transform:none;font-variant: normal;">Ultragenyx Pharmaceutical Inc.</p>
<p style="text-align:center;margin-bottom:0pt;margin-top:0pt;text-indent:0%;font-size:8pt;font-family:Times New Roman;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;">(Exact name of registrant as specified in its charter)</p>
<p style="margin-bottom:0pt;margin-top:0pt;text-indent:7.69%;font-size:8pt;">&nbsp;</p>
<div align="left">
<table border="0" cellspacing="0" cellpadding="0" style="border-collapse:collapse; width:100%;">
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<td valign="top"  style="width:50%;">
<p style="text-align:center;margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;font-weight:bold;font-size:10pt;font-family:Times New Roman;font-style:normal;text-transform:none;font-variant: normal;">Delaware<br /><font style="font-weight:normal;">(State or Other Jurisdiction of Incorporation or Organization)</font></p></td>
<td valign="top"  style="width:50%;">
<p style="text-align:center;margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;font-weight:bold;font-size:10pt;font-family:Times New Roman;font-style:normal;text-transform:none;font-variant: normal;">27-2546083</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;">(I.R.S. Employer Identification No.)</p></td>
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<p style="text-align:center;margin-bottom:0pt;margin-top:0pt;text-indent:0%;font-size:10pt;">&nbsp;</p>
<p style="text-align:center;margin-bottom:0pt;margin-top:0pt;text-indent:0%;font-weight:bold;font-size:10pt;font-family:Times New Roman;font-style:normal;text-transform:none;font-variant: normal;">60 Leveroni Court</p>
<p style="text-align:center;margin-bottom:0pt;margin-top:0pt;text-indent:0%;font-weight:bold;font-size:10pt;font-family:Times New Roman;font-style:normal;text-transform:none;font-variant: normal;">Novato, CA 94949</p>
<p style="text-align:center;margin-bottom:0pt;margin-top:0pt;text-indent:0%;font-size:8pt;font-family:Times New Roman;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;">(Address of Principal Executive Offices, Zip Code)</p>
<p style="text-align:center;margin-bottom:0pt;margin-top:0pt;text-indent:0%;font-size:10pt;">&nbsp;</p>
<p style="text-align:center;margin-bottom:0pt;margin-top:0pt;text-indent:0%;font-weight:bold;font-size:14pt;font-family:Times New Roman;font-style:normal;text-transform:none;font-variant: normal;">2014 Incentive Plan</p>
<p style="text-align:center;margin-bottom:0pt;margin-top:0pt;text-indent:0%;font-weight:bold;font-size:14pt;font-family:Times New Roman;font-style:normal;text-transform:none;font-variant: normal;">2014 Employee Stock Purchase Plan</p>
<p style="text-align:center;margin-bottom:0pt;margin-top:0pt;text-indent:0%;font-size:8pt;font-family:Times New Roman;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;">(Full title of the plan)</p>
<p style="text-align:center;margin-bottom:0pt;margin-top:0pt;text-indent:0%;font-size:10pt;">&nbsp;</p>
<p style="text-align:center;margin-bottom:0pt;margin-top:0pt;text-indent:0%;font-weight:bold;font-size:10pt;font-family:Times New Roman;font-style:normal;text-transform:none;font-variant: normal;">Emil D. Kakkis, M.D., Ph.D.</p>
<p style="text-align:center;margin-bottom:0pt;margin-top:0pt;text-indent:0%;font-weight:bold;font-size:10pt;font-family:Times New Roman;font-style:normal;text-transform:none;font-variant: normal;">President and Chief Executive Officer</p>
<p style="text-align:center;margin-bottom:0pt;margin-top:0pt;text-indent:0%;font-weight:bold;font-size:10pt;font-family:Times New Roman;font-style:normal;text-transform:none;font-variant: normal;">Ultragenyx Pharmaceutical Inc.</p>
<p style="text-align:center;margin-bottom:0pt;margin-top:0pt;text-indent:0%;font-weight:bold;font-size:10pt;font-family:Times New Roman;font-style:normal;text-transform:none;font-variant: normal;">60 Leveroni Court</p>
<p style="text-align:center;margin-bottom:0pt;margin-top:0pt;text-indent:0%;font-weight:bold;font-size:10pt;font-family:Times New Roman;font-style:normal;text-transform:none;font-variant: normal;">Novato, CA 94949</p>
<p style="text-align:center;margin-bottom:0pt;margin-top:0pt;text-indent:0%;font-weight:bold;font-size:10pt;font-family:Times New Roman;font-style:normal;text-transform:none;font-variant: normal;">(415) 483-8800</p>
<p style="margin-bottom:0pt;margin-top:0pt;text-indent:7.69%;font-size:6pt;">&nbsp;</p>
<p style="text-align:center;margin-bottom:0pt;margin-top:0pt;text-indent:0%;font-size:8pt;font-family:Times New Roman;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;">(Name, address, including zip code, and telephone number, including area code, of agent for service)</p>
<p style="text-align:center;margin-top:6pt;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;">Copies to:</p>
<p style="text-align:center;margin-bottom:0pt;margin-top:0pt;text-indent:0%;font-size:10pt;">&nbsp;</p>
<p style="text-align:center;margin-bottom:0pt;margin-top:0pt;text-indent:0%;font-size:10pt;">&nbsp;</p>
<div style="width:100%;">
<div style="float:left;width:48%;">
<p style="text-align:center;margin-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;"><a name="_AEIOULastRenderedPageBreakAEIOU3"></a>Karah Parschauer</p>
<p style="text-align:center;margin-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;">Executive Vice President and Chief Legal Officer</p>
<p style="text-align:center;margin-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;">Ultragenyx Pharmaceutical Inc.</p>
<p style="text-align:center;margin-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;">60 Leveroni Court</p>
<p style="text-align:center;margin-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;">Novato, CA 94949</p>
<p style="text-align:center;margin-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;">Telephone: (415) 483-8800</p>
<p style="text-align:center;margin-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;">Facsimile: (415) 483-8810</p></div>
<div style="float:right;width:48%;padding-left:4%">
<p style="text-align:center;margin-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;"><a name="_AEIOULastRenderedPageBreakAEIOU4"></a>Ryan A. Murr, Esp.</p>
<p style="text-align:center;margin-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;">Gibson, Dunn &amp; Crutcher LLP</p>
<p style="text-align:center;margin-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;">555 Mission Street, Suite 3000</p>
<p style="text-align:center;margin-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;">San Francisco, CA 94105-0921</p>
<p style="text-align:center;margin-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;">Telephone: (415) 393-8200</p>
<p style="text-align:center;margin-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;">Facsimile: (415) 393-8306</p></div>
<p style="text-align:center; clear:both;margin-bottom:0pt;margin-top:0pt;text-indent:0%;font-size:6pt;font-family:Times New Roman;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;"><a name="_AEIOULastRenderedPageBreakAEIOU5"></a>______________________________________________</p>
<p style="text-align:center;margin-bottom:0pt;margin-top:0pt;text-indent:0%;font-size:6pt;">&nbsp;</p>
<p style="margin-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;">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%;font-size:4.5pt;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="margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;font-size:0.5pt;">&nbsp;</p></td>
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<p style="margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;font-size:0.5pt;">&nbsp;</p></td>
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<p style="margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;font-size:0.5pt;">&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;">Large&#160;accelerated&#160;filer</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:Segoe UI Symbol;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;">Accelerated&#160;filer</p></td>
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<p style="margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;font-size:10pt;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;font-family:'Times New Roman';"><font style="font-size:10pt;font-family:'Times New Roman'">&#9744;</font></p></td>
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<p style="margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;font-size:6pt;">&nbsp;</p></td>
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<p style="margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;font-size:6pt;">&nbsp;</p></td>
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<p style="margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;font-size:6pt;">&nbsp;</p></td>
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<p style="margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;font-size:6pt;">&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;">Non-accelerated filer</p></td>
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<p style="margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;font-size:10pt;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;font-family:'Times New Roman';"><font style="font-size:10pt;font-family:'Times New Roman'">&#9744;</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;">Smaller&#160;reporting&#160;company</p></td>
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<p style="margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;font-size:10pt;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;font-family:'Times New Roman';"><font style="font-size:10pt;font-family:'Times New Roman'">&#9744;</font></p></td>
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<p style="margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;font-size:6pt;">&nbsp;</p></td>
<td valign="middle"  style="width:25%;">
<p style="margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;font-size:6pt;">&nbsp;</p></td>
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<p style="margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;font-size:6pt;">&nbsp;</p></td>
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<p style="margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;font-size:6pt;">&nbsp;</p></td>
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<p style="margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;font-size:10pt;">&nbsp;</p></td>
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<p style="margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;font-size:10pt;">&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;">Emerging growth company</p></td>
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<p style="margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;font-size:10pt;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;font-family:'Times New Roman';"><font style="font-size:10pt;font-family:'Times New Roman'">&#9744;</font></p></td>
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<p style="margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;font-size:6pt;">&nbsp;</p></td>
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<p style="margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;font-size:6pt;">&nbsp;</p></td>
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<p style="margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;font-size:6pt;">&nbsp;</p></td>
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<p style="margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;font-size:6pt;">&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;"><font style="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.&nbsp;&nbsp;</font><font style="font-family:'Times New Roman';"></font><font style="font-size:10pt;font-family:'Times New Roman'">&#9744;</font></p></td>
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<p style="text-align:center;margin-bottom:0pt;margin-top:0pt;text-indent:0%;color:#000000;font-size:8.5pt;font-family:Times New Roman;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;"><a name="TITUS1HeaderPrimary"></a>&#160;</p>
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<p style="margin-bottom:0pt;margin-top:0pt;text-indent:0%;font-family:Times New Roman;font-size:10pt;">&nbsp;</p>
<p style="text-align:center;margin-top:12pt;margin-bottom:0pt;font-weight:bold;font-size:10pt;font-family:Times New Roman;font-style:normal;text-transform:none;font-variant: normal;"><font style="font-weight:bold;font-size:10pt;font-family:Times New Roman;font-style:normal;text-transform:none;font-variant: normal;">EXPLANATORY NOTE</font></p>
<p style="margin-top:10pt;margin-bottom:0pt;text-indent:7.69%;font-size:10pt;font-family:Times New Roman;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;">This Registration Statement on Form S-8 (this &#8220;Registration Statement&#8221;) registers additional shares of common stock, par value $0.001 per share (&#8220;Common Stock&#8221;) of Ultragenyx Pharmaceutical Inc. (the &#8220;Registrant&#8221;) to be issued pursuant to the Ultragenyx Pharmaceutical Inc. 2014 Incentive Plan (as amended, the &#8220;2014 Plan&#8221;) and the Ultragenyx Pharmaceutical Inc. 2014 Employee Stock Purchase Plan (as amended, the &#8220;ESPP&#8221;).  The information contained in the Registrant&#8217;s registration statements on Form S-8 filed with the Securities and Exchange Commission (the &#8220;SEC&#8221;) (SEC File Nos. <a href="http://www.sec.gov/Archives/edgar/data/1515673/000119312514112551/d692808ds8.htm"><font style="text-decoration:underline;">333-194773</font></a><font style="font-size:10pt;font-family:Times New Roman;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;">, </font><a href="http://www.sec.gov/Archives/edgar/data/1515673/000119312514112551/d692808ds8.htm"><a href="http://www.sec.gov/Archives/edgar/data/1515673/000119312515031867/d852721ds8.htm"><font style="text-decoration:underline;">333-201843</font></a><font style="font-size:10pt;font-family:Times New Roman;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;">, </font><a href="http://www.sec.gov/Archives/edgar/data/1515673/000119312514112551/d692808ds8.htm"><a href="http://www.sec.gov/Archives/edgar/data/1515673/000119312515031867/d852721ds8.htm"><a href="http://www.sec.gov/Archives/edgar/data/1515673/000119312516478799/d131877ds8.htm"><font style="text-decoration:underline;">333-209729</font></a><font style="font-size:10pt;font-family:Times New Roman;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;">, </font><a href="http://www.sec.gov/Archives/edgar/data/1515673/000119312514112551/d692808ds8.htm"><a href="http://www.sec.gov/Archives/edgar/data/1515673/000119312515031867/d852721ds8.htm"><a href="http://www.sec.gov/Archives/edgar/data/1515673/000119312516478799/d131877ds8.htm"><a href="http://www.sec.gov/Archives/edgar/data/1515673/000156459017001715/rare-s8.htm"><font style="text-decoration:underline;">333-216110</font></a><font style="font-size:10pt;font-family:Times New Roman;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;">, </font><a href="http://www.sec.gov/Archives/edgar/data/1515673/000119312514112551/d692808ds8.htm"><a href="http://www.sec.gov/Archives/edgar/data/1515673/000119312515031867/d852721ds8.htm"><a href="http://www.sec.gov/Archives/edgar/data/1515673/000119312516478799/d131877ds8.htm"><a href="http://www.sec.gov/Archives/edgar/data/1515673/000156459017001715/rare-s8.htm"><a href="http://www.sec.gov/Archives/edgar/data/1515673/000156459018002676/rare-s8.htm"><font style="text-decoration:underline;">333-223124</font></a><font style="font-size:10pt;font-family:Times New Roman;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;">, </font><a href="http://www.sec.gov/Archives/edgar/data/1515673/000119312514112551/d692808ds8.htm"><a href="http://www.sec.gov/Archives/edgar/data/1515673/000119312515031867/d852721ds8.htm"><a href="http://www.sec.gov/Archives/edgar/data/1515673/000119312516478799/d131877ds8.htm"><a href="http://www.sec.gov/Archives/edgar/data/1515673/000156459017001715/rare-s8.htm"><a href="http://www.sec.gov/Archives/edgar/data/1515673/000156459018002676/rare-s8.htm"><a href="http://www.sec.gov/Archives/edgar/data/1515673/000156459019003350/rare-s8.htm"><font style="text-decoration:underline;">333-229746</font></a><font style="font-size:10pt;font-family:Times New Roman;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;">, </font><a href="http://www.sec.gov/Archives/edgar/data/1515673/000119312514112551/d692808ds8.htm"><a href="http://www.sec.gov/Archives/edgar/data/1515673/000119312515031867/d852721ds8.htm"><a href="http://www.sec.gov/Archives/edgar/data/1515673/000119312516478799/d131877ds8.htm"><a href="http://www.sec.gov/Archives/edgar/data/1515673/000156459017001715/rare-s8.htm"><a href="http://www.sec.gov/Archives/edgar/data/1515673/000156459018002676/rare-s8.htm"><a href="http://www.sec.gov/Archives/edgar/data/1515673/000156459019003350/rare-s8.htm"><a href="http://www.sec.gov/Archives/edgar/data/1515673/000156459020004686/rare-s8.htm"><font style="text-decoration:underline;">333-236428</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 </font><a href="http://www.sec.gov/Archives/edgar/data/1515673/000119312514112551/d692808ds8.htm"><a href="http://www.sec.gov/Archives/edgar/data/1515673/000119312515031867/d852721ds8.htm"><a href="http://www.sec.gov/Archives/edgar/data/1515673/000119312516478799/d131877ds8.htm"><a href="http://www.sec.gov/Archives/edgar/data/1515673/000156459017001715/rare-s8.htm"><a href="http://www.sec.gov/Archives/edgar/data/1515673/000156459018002676/rare-s8.htm"><a href="http://www.sec.gov/Archives/edgar/data/1515673/000156459019003350/rare-s8.htm"><a href="http://www.sec.gov/Archives/edgar/data/1515673/000156459020004686/rare-s8.htm"><a href="http://www.sec.gov/Archives/edgar/data/0001515673/000156459021005615/rare-s8.htm"><font style="text-decoration:underline;">333-253007</font></a><font style="text-decoration:underline;">)</font>, together with all exhibits filed therewith or incorporated therein by reference, are hereby incorporated by reference pursuant to General Instruction E to Form S-8, and the shares of Common Stock registered hereunder are in addition to the shares of Common Stock registered on such registration statements.&nbsp;&nbsp; </p>
<p style="text-align:center;margin-top:12pt;margin-bottom:0pt;text-indent:0%;font-weight:bold;font-size:10pt;font-family:Times New Roman;font-style:normal;text-transform:none;font-variant: normal;">PART II<br />INFORMATION REQUIRED IN THE REGISTRATION STATEMENT</p>
<p style="margin-top:12pt;margin-bottom:0pt;text-indent:0%;font-weight:bold;font-size:10pt;font-family:Times New Roman;font-style:normal;text-transform:none;font-variant: normal;">Item&#160;8.<font style="margin-left:36pt;"></font>Exhibits. </p>
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<p style="text-align:center;border-bottom:Solid 0.75pt;padding-bottom:1pt;margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;font-weight:bold;font-size:10pt;font-family:Times New Roman;font-style:normal;text-transform:none;font-variant: normal;">Exhibit No.</p></td>
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<p style="text-align:center;border-bottom:Solid 0.75pt;padding-bottom:1pt;margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;font-weight:bold;font-size:10pt;font-family:Times New Roman;font-style:normal;text-transform:none;font-variant: normal;">Incorporated by Reference</p></td>
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<p style="text-align:center;border-bottom:Solid 0.75pt;padding-bottom:1pt;margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;font-weight:bold;font-size:10pt;font-family:Times New Roman;font-style:normal;text-transform:none;font-variant: normal;">Date</p></td>
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<p style="text-align:center;border-bottom:Solid 0.75pt;padding-bottom:1pt;margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;font-weight:bold;font-size:10pt;font-family:Times New Roman;font-style:normal;text-transform:none;font-variant: normal;">Number</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;">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;"><a href="http://www.sec.gov/Archives/edgar/data/1515673/000119312514036944/d670959dex31.htm"><font style="text-decoration:underline;">Amended and Restated Certificate of Incorporation of Ultragenyx Pharmaceutical Inc.</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;;font-size:10pt;font-family:Times New Roman;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;">8-K</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;">2/5/2014</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;">3.1</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;">&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;">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;"><a href="http://www.sec.gov/Archives/edgar/data/1515673/000119312514036944/d670959dex32.htm"><font style="text-decoration:underline;">Amended and Restated Bylaws of Ultragenyx Pharmaceutical Inc.</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;;font-size:10pt;font-family:Times New Roman;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;">8-K</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;">2/5/2014</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;">3.2</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;">&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;">4.3</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/1515673/000119312513435507/d601113dex42.htm"><font style="text-decoration:underline;">Form of Common Stock Certificate</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;;font-size:10pt;font-family:Times New Roman;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;">S-1</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;">11/8/2013</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;">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;">4.4</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/1515673/000156459017001714/rare-ex1020_605.htm"><font style="text-decoration:underline;">2014 Incentive Plan, as amended</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;;font-size:10pt;font-family:Times New Roman;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;">10-K</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;">2/17/2017</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;">10.20</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;">4.5</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/1515673/000156459017001714/rare-ex1028_614.htm"><font style="text-decoration:underline;">2014 Employee Stock Purchase Plan, as amended</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;;font-size:10pt;font-family:Times New Roman;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;">10-K</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;">2/17/2017</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;">10.28</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;">&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;">5.1</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;"><a href="rare-ex51_8.htm"><font style="text-decoration:underline;">Opinion of Gibson, Dunn &amp; Crutcher LLP</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;;font-size:10pt;">&nbsp;</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;">&nbsp;</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;">&nbsp;</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;">X</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;">23.1</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;"><a href="rare-ex231_6.htm"><font style="text-decoration:underline;">Consent of Independent Registered Public Accounting Firm</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;;font-size:10pt;">&nbsp;</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;">&nbsp;</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;">&nbsp;</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;">X</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;">23.2</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;"><a href="rare-ex51_8.htm"><font style="text-decoration:underline;">Consent of Gibson, Dunn &amp; Crutcher LLP (included in Exhibit 5.1)</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;;font-size:10pt;">&nbsp;</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;">&nbsp;</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;">&nbsp;</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;">X</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;">24.1</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;"><a href="#PowerofAttorney"><font style="text-decoration:underline;">Power of Attorney (included on the signature page to this Registration Statement)</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;;font-size:10pt;">&nbsp;</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;">&nbsp;</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;">&nbsp;</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;">X</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;">107.1</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;"><a href="rare-exfilingfees_7.htm"><font style="text-decoration:underline;">Filing Fee Table</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;;font-size:10pt;">&nbsp;</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;">&nbsp;</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;">&nbsp;</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;">X</p></td>
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<p style="text-align:left;margin-bottom:0pt;margin-top:12pt;font-size:10pt;font-family:Courier New;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;text-indent:7.69%;"><font style="font-family:Times New Roman;"><br /></font>&nbsp;</p>
<p style="text-align:center;margin-top:12pt;margin-bottom:0pt;text-indent:0%;font-size:12pt;font-family:Times New Roman;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;">3</a></p>
<hr style="page-break-after:always;width:100%;">
<p style="text-align:center;margin-bottom:0pt;margin-top:0pt;text-indent:0%;color:#000000;font-size:8.5pt;font-family:Times New Roman;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;"><a name="TITUS1HeaderPrimary"></a>&#160;</p>
<p style="text-align:center;margin-bottom:0pt;margin-top:0pt;text-indent:0%;font-family:Times New Roman;font-size:10pt;">&nbsp;</p>
<p style="margin-bottom:0pt;margin-top:0pt;text-indent:0%;font-family:Times New Roman;font-size:10pt;">&nbsp;</p>
<p style="margin-bottom:0pt;margin-top:0pt;text-indent:0%;font-family:Times New Roman;font-size:10pt;">&nbsp;</p><a name="_AEIOULastRenderedPageBreakAEIOU1"></a>
<p style="text-align:center;margin-bottom:0pt;margin-top:0pt;text-indent:0%;font-weight:bold;font-size:10pt;font-family:Times New Roman;font-style:normal;text-transform:none;font-variant: normal;"><a name="_AEIOULastRenderedPageBreakAEIOU6"></a>SIGNATURES </p>
<p style="margin-bottom:0pt;margin-top:9pt;text-indent:7.69%;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 Novato, State of California, on February 15, 2022.</p>
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<p style="margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;font-size:10pt;text-align:left;">&nbsp;</p></td>
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<p style="margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;text-align:left;font-size:10pt;font-family:Times New Roman;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;">ULTRAGENYX PHARMACEUTICAL INC.</p></td>
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<p style="margin-bottom:0pt;margin-top:0pt;margin-left:12pt;;text-indent:-12pt;;font-size:10pt;text-align:left;">&nbsp;</p></td>
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<p style="margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;font-size:10pt;text-align:left;">&nbsp;</p></td>
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<p style="margin-bottom:0pt;margin-top:0pt;margin-left:12pt;;text-indent:-12pt;;text-align:left;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;;text-align:left;font-size:10pt;font-family:Times New Roman;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;">/s/ Emil D. Kakkis, M.D., Ph.D.</p></td>
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<p style="margin-bottom:0pt;margin-top:0pt;margin-left:12pt;;text-indent:-12pt;;text-align:left;font-size:10pt;font-family:Times New Roman;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;">Name:</p></td>
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<p style="margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;text-align:left;font-size:10pt;font-family:Times New Roman;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;">Emil D. Kakkis, M.D., Ph.D.</p></td>
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<p style="margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;text-align:left;font-size:10pt;font-family:Times New Roman;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;">Title:</p></td>
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<p style="margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;text-align:left;font-size:10pt;font-family:Times New Roman;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;">President and Chief Executive Officer</p></td>
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<p style="text-align:center;margin-bottom:0pt;margin-top:0pt;text-indent:0%;font-size:10pt;">&nbsp;</p>
<p style="text-align:center;margin-bottom:0pt;margin-top:0pt;text-indent:0%;font-weight:bold;font-size:10pt;font-family:Times New Roman;font-style:normal;text-transform:none;font-variant: normal;"><a name="PowerofAttorney"></a>POWER OF ATTORNEY</p>
<p style="margin-bottom:0pt;margin-top:0pt;text-indent:7.69%;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 hereby constitutes and appoints each of Emil D. Kakkis, M.D., Ph.D. and Mardi C. Dier, and each of them acting individually, as his or her true and lawful attorneys-in-fact and agents, each with full power of substitution and resubstitution in each of them singly, for him or her and in his or her name, place and stead, and in any and all capacities, to sign any and all amendments (including post-effective amendments) to this Registration Statement, and to file the same, with all exhibits thereto and other documents in connection therewith, with the Securities and Exchange Commission, granting to the attorneys-in-fact and agents, and each of them, full power and authority to do and perform each and every act and thing requisite or necessary to be done in or about the premises, as full to all intents and purposes as he or she might or could do in person, hereby ratifying and confirming all that the attorneys-in-fact and agents or any of each of them or their substitutes may lawfully do or cause to be done by virtue hereof.</p>
<p style="margin-bottom:0pt;margin-top:0pt;text-indent:7.69%;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, this Registration Statement has been signed by the following persons in the capacities indicated on the dates indicated.</p>
<p style="margin-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;">&#160;</p>
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<p style="margin-top:12pt; clear:both;margin-bottom:0pt;margin-left:0pt;;text-indent:0pt;;font-weight:bold;font-size:10pt;font-family:Times New Roman;font-style:normal;text-transform:none;font-variant: normal;"><a name="_AEIOULastRenderedPageBreakAEIOU7"></a><font style="text-decoration:underline;">Signature</font></p></td>
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<p style="margin-top:12pt;margin-bottom:0pt;margin-left:0pt;;text-indent:0pt;;font-weight:bold;font-size:10pt;font-family:Times New Roman;font-style:normal;text-transform:none;font-variant: normal;"><font style="text-decoration:underline;">Title</font></p></td>
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<p style="margin-top:12pt;margin-bottom:0pt;margin-left:0pt;;text-indent:0pt;;font-weight:bold;font-size:10pt;font-family:Times New Roman;font-style:normal;text-transform:none;font-variant: normal;"><font style="text-decoration:underline;">Date</font></p></td>
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<p style="margin-top:12pt;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;"><font style="text-decoration:underline;">/s/ Emil D. Kakkis, M.D., Ph.D.</font><br />Emil D. Kakkis, M.D., Ph.D.</p></td>
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<p style="margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;font-size:10pt;">&nbsp;</p>
<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;">Director, President and Chief Executive Officer</p>
<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;">(<font style="font-style:italic;">Principal Executive Officer</font>)</p></td>
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<p style="margin-top:12pt;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;">February 15, 2022</p></td>
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<p style="margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;font-size:10pt;">&nbsp;</p>
<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;"><font style="text-decoration:underline;">/s/ Mardi C. Dier <br /></font>Mardi C. Dier</p></td>
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<p style="margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;font-size:10pt;">&nbsp;</p>
<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;">Executive Vice President and Chief Financial Officer</p>
<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;">(<font style="font-style:italic;">Principal Financial Officer</font>)</p></td>
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<p style="margin-top:12pt;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;">February 15, 2022</p></td>
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<p style="margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;font-size:10pt;">&nbsp;</p>
<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;"><font style="text-decoration:underline;">/s/ Theodore A. Huizenga<br /></font>Theodore A. Huizenga</p></td>
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<p style="margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;font-size:10pt;">&nbsp;</p>
<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;">Senior Vice President and Corporate Controller</p>
<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;">(<font style="font-style:italic;">Principal Accounting Officer</font>)</p></td>
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<p style="margin-top:12pt;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;">February 15, 2022</p></td>
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<p style="margin-top:12pt;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;"><font style="text-decoration:underline;">/s/ Daniel G. Welch<br /></font>Daniel G. Welch</p></td>
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<p style="margin-top:12pt;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;">Chairman of the Board</p></td>
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<p style="margin-top:12pt;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;">February 15, 2022</p></td>
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<p style="margin-top:12pt;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;"><font style="text-decoration:underline;">/s/ William Aliski <br /></font>William Aliski</p></td>
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<p style="margin-top:12pt;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;">Director</p></td>
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<p style="margin-top:12pt;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;">February 15, 2022</p></td>
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<p style="margin-top:12pt;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;"><font style="text-decoration:underline;">/s/ Deborah Dunsire, M.D.<br /></font>Deborah Dunsire, M.D.</p></td>
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<p style="margin-top:12pt;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;">Director</p></td>
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<p style="margin-top:12pt;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;">February 15, 2022</p></td>
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<p style="margin-top:12pt;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;"><font style="text-decoration:underline;">/s/ Lars Ekman, M.D., Ph.D.<br /></font>Lars Ekman, M.D., Ph.D.</p></td>
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<p style="margin-top:12pt;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;">Director</p></td>
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<p style="margin-top:12pt;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;">February 15, 2022</p></td>
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<p style="text-align:center;margin-top:12pt;margin-bottom:0pt;margin-left:0pt;;text-indent:0pt;;font-size:12pt;font-family:Times New Roman;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;">4</p>
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<p style="text-align:center;margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;font-family:Times New Roman;font-size:10pt;">&nbsp;</p>
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<p style="margin-top:12pt;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;"><font style="text-decoration:underline;">/s/ Matthew K. Fust </font><font style="text-decoration:underline;"><br /></font><font style="font-size:10pt;font-family:Times New Roman;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;">Matthew K. Fust</font></p></td>
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<p style="margin-top:12pt;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;">Director</p></td>
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<p style="margin-top:12pt;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;">February 15, 2022</p></td>
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<p style="margin-top:12pt;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;"><font style="text-decoration:underline;">/s/ Michael Narachi <br /></font>Michael Narachi</p></td>
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<p style="margin-top:12pt;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;">Director</p></td>
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<p style="margin-top:12pt;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;">February 15, 2022</p></td>
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<p style="margin-top:12pt;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;"><font style="text-decoration:underline;">/s/ Corsee D. Sanders <br /></font>Corsee D. Sanders, Ph.D.</p></td>
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<p style="margin-top:12pt;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;">Director</p></td>
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<p style="margin-top:12pt;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;">February 15, 2022</p></td>
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[{"type": "S-8", "sequence": "1", "filename": "rare-s8.htm", "description": "S-8", "secsgml_size_bytes": 67358}]
{"company-data": {"conformed-name": "Ultragenyx Pharmaceutical Inc.", "cik": "0001515673", "assigned-sic": "2834", "irs-number": "272546083", "state-of-incorporation": "DE", "fiscal-year-end": "1231"}, "filing-values": {"form-type": "S-8", "act": "33", "file-number": "333-262751", "film-number": "22639543"}, "business-address": {"street1": "60 LEVERONI COURT", "city": "NOVATO", "state": "CA", "zip": "94949", "phone": "415-483-8800"}, "mail-address": {"street1": "60 LEVERONI COURT", "city": "NOVATO", "state": "CA", "zip": "94949"}}
rare-s8.htm
As filed with the Securities and Exchange Commission on February 15, 2022
Registration No. 333-
UNITED STATES
SECURITIES AND EXCHANGE COMMISSION
WASHINGTON, DC  20549
FORM S-8
REGISTRATION STATEMENT UNDER THE SECURITIES ACT OF 1933
Ultragenyx Pharmaceutical Inc.
(Exact name of registrant as specified in its charter)
Delaware
(State or Other Jurisdiction of Incorporation or Organization)
27-2546083
(I.R.S. Employer Identification No.)
60 Leveroni Court
Novato, CA 94949
(Address of Principal Executive Offices, Zip Code)
2014 Incentive Plan
2014 Employee Stock Purchase Plan
(Full title of the plan)
Emil D. Kakkis, M.D., Ph.D.
President and Chief Executive Officer
Ultragenyx Pharmaceutical Inc.
60 Leveroni Court
Novato, CA 94949
(415) 483-8800
(Name, address, including zip code, and telephone number, including area code, of agent for service)
Copies to:
Karah Parschauer
Executive Vice President and Chief Legal Officer
Ultragenyx Pharmaceutical Inc.
60 Leveroni Court
Novato, CA 94949
Telephone: (415) 483-8800
Facsimile: (415) 483-8810
Ryan A. Murr, Esp.
Gibson, Dunn & Crutcher LLP
555 Mission Street, Suite 3000
San Francisco, CA 94105-0921
Telephone: (415) 393-8200
Facsimile: (415) 393-8306
______________________________________________
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.
☐
EXPLANATORY NOTE
This Registration Statement on Form S-8 (this "Registration Statement") registers additional shares of common stock, par value $0.001 per share ("Common Stock") of Ultragenyx Pharmaceutical Inc. (the "Registrant") to be issued pursuant to the Ultragenyx Pharmaceutical Inc. 2014 Incentive Plan (as amended, the "2014 Plan") and the Ultragenyx Pharmaceutical Inc. 2014 Employee Stock Purchase Plan (as amended, the "ESPP").  The information contained in the Registrant's registration statements on Form S-8 filed with the Securities and Exchange Commission (the "SEC") (SEC File Nos.
333-194773
,
333-201843
,
333-209729
,
333-216110
,
333-223124
,
333-229746
,
333-236428
and
333-253007
)
, together with all exhibits filed therewith or incorporated therein by reference, are hereby incorporated by reference pursuant to General Instruction E to Form S-8, and the shares of Common Stock registered hereunder are in addition to the shares of Common Stock registered on such registration statements.
PART II
INFORMATION REQUIRED IN THE REGISTRATION STATEMENT
Item 8.
Exhibits.
Exhibit No.
Exhibit Description
Incorporated by Reference
Filed Herewith
Form
Date
Number
4.1
Amended and Restated Certificate of Incorporation of Ultragenyx Pharmaceutical Inc.
8-K
2/5/2014
3.1
4.2
Amended and Restated Bylaws of Ultragenyx Pharmaceutical Inc.
8-K
2/5/2014
3.2
4.3
Form of Common Stock Certificate
S-1
11/8/2013
4.2
4.4
2014 Incentive Plan, as amended
10-K
2/17/2017
10.20
4.5
2014 Employee Stock Purchase Plan, as amended
10-K
2/17/2017
10.28
5.1
Opinion of Gibson, Dunn & Crutcher LLP
X
23.1
Consent of Independent Registered Public Accounting Firm
X
23.2
Consent of Gibson, Dunn & Crutcher LLP (included in Exhibit 5.1)
X
24.1
Power of Attorney (included on the signature page to this Registration Statement)
X
107.1
Filing Fee Table
X
3
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 Novato, State of California, on February 15, 2022.
ULTRAGENYX PHARMACEUTICAL INC.
By:
/s/ Emil D. Kakkis, M.D., Ph.D.
Name:
Emil D. Kakkis, M.D., Ph.D.
Title:
President and Chief Executive Officer
POWER OF ATTORNEY
KNOW ALL PERSONS BY THESE PRESENTS, that each person whose signature appears below hereby constitutes and appoints each of Emil D. Kakkis, M.D., Ph.D. and Mardi C. Dier, and each of them acting individually, as his or her true and lawful attorneys-in-fact and agents, each with full power of substitution and resubstitution in each of them singly, for him or her and in his or her name, place and stead, and in any and all capacities, to sign any and all amendments (including post-effective amendments) to this Registration Statement, and to file the same, with all exhibits thereto and other documents in connection therewith, with the Securities and Exchange Commission, granting to the attorneys-in-fact and agents, and each of them, full power and authority to do and perform each and every act and thing requisite or necessary to be done in or about the premises, as full to all intents and purposes as he or she might or could do in person, hereby ratifying and confirming all that the attorneys-in-fact and agents or any of each of them or their substitutes may lawfully do or cause to be done by virtue hereof.
Pursuant to the requirements of the Securities Act of 1933, this Registration Statement has been signed by the following persons in the capacities indicated on the dates indicated.
Signature
Title
Date
/s/ Emil D. Kakkis, M.D., Ph.D.
Emil D. Kakkis, M.D., Ph.D.
Director, President and Chief Executive Officer
(
Principal Executive Officer
)
February 15, 2022
/s/ Mardi C. Dier
Mardi C. Dier
Executive Vice President and Chief Financial Officer
(
Principal Financial Officer
)
February 15, 2022
/s/ Theodore A. Huizenga
Theodore A. Huizenga
Senior Vice President and Corporate Controller
(
Principal Accounting Officer
)
February 15, 2022
/s/ Daniel G. Welch
Daniel G. Welch
Chairman of the Board
February 15, 2022
/s/ William Aliski
William Aliski
Director
February 15, 2022
/s/ Deborah Dunsire, M.D.
Deborah Dunsire, M.D.
Director
February 15, 2022
/s/ Lars Ekman, M.D., Ph.D.
Lars Ekman, M.D., Ph.D.
Director
February 15, 2022
4
/s/ Matthew K. Fust
Matthew K. Fust
Director
February 15, 2022
/s/ Michael Narachi
Michael Narachi
Director
February 15, 2022
/s/ Corsee D. Sanders
Corsee D. Sanders, Ph.D.
Director
February 15, 2022
/s/ Shehnaaz Suliman, M.D.
Shehnaaz Suliman, M.D.
Director
February 15, 2022