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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-bottom:0pt;margin-top:0pt;text-indent:0%;font-weight:bold;font-size:10pt;font-family:Arial;font-style:normal;text-transform:none;font-variant: normal;">As filed with the Securities and Exchange Commission on March&#160;10, 2022 </p>
<p style="text-align:right;margin-bottom:0pt;margin-top:0pt;text-indent:0%;font-weight:bold;font-size:10pt;font-family:Arial;font-style:normal;text-transform:none;font-variant: normal;">Registration No.&#160;333-<font style="text-decoration:underline;">&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;</font> </p>
<p style="margin-bottom:0pt;margin-top:0pt;text-indent:0%;font-size:4pt;font-family:Arial;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;">&#160;</p>
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<p style="margin-bottom:2pt;border-bottom:Solid 0.75pt #000000;padding-bottom:0pt;margin-top:0pt;text-indent:0%;font-family:Arial;font-size:12pt;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;">&#160;</p>
<p style="text-align:center;margin-top:4pt;margin-bottom:0pt;text-indent:0%;font-weight:bold;font-size:18pt;font-family:Arial;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:18pt;font-family:Arial;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-family:Arial;font-size:12pt;font-style:normal;text-transform:none;font-variant: normal;">Washington, D.C. 20549 </p>
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<p style="text-align:center;margin-bottom:2pt;border-bottom:Solid 1pt #000000;padding-bottom:0pt;margin-top:0pt;text-indent:0%;font-family:Arial;font-size:12pt;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;">&#160;</p>
<p style="text-align:center;margin-top:12pt;margin-bottom:0pt;text-indent:0%;font-weight:bold;font-size:18pt;font-family:Arial;font-style:normal;text-transform:none;font-variant: normal;">FORM&#160;S-8 </p>
<p style="text-align:center;margin-bottom:0pt;margin-top:0pt;text-indent:0%;font-weight:bold;font-size:18pt;font-family:Arial;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;font-family:Arial;font-size:12pt;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;font-family:Arial;font-size:12pt;text-transform:none;font-variant: normal;">THE SECURITIES ACT OF 1933 </p>
<p style="margin-bottom:0pt;margin-top:0pt;text-indent:0%;font-family:Arial;font-size:12pt;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;">&#160;</p>
<p style="text-align:center;margin-bottom:2pt;border-bottom:Solid 1pt #000000;padding-bottom:0pt;margin-top:0pt;text-indent:0%;font-family:Arial;font-size:12pt;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;">&#160;</p>
<p style="text-align:center;margin-top:12pt;margin-bottom:0pt;text-indent:0%;font-weight:bold;font-size:24pt;font-family:Arial;font-style:normal;text-transform:none;font-variant: normal;">Dyne Therapeutics, Inc. </p>
<p style="text-align:center;margin-bottom:0pt;margin-top:0pt;text-indent:0%;font-weight:bold;font-size:10pt;font-family:Arial;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="margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;font-family:Times New Roman;font-size:8pt;">&nbsp;</p></td>
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<p style="margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;font-family:Times New Roman;font-size:8pt;">&nbsp;</p></td>
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<p style="margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;color:#000000;font-size:10pt;font-family:Arial;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:Arial;font-style:normal;text-transform:none;font-variant: normal;">36-4883909</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:Arial;font-style:normal;text-transform:none;font-variant: normal;">(State or Other Jurisdiction of</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:8pt;font-family:Arial;font-style:normal;text-transform:none;font-variant: normal;">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:Arial;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:Arial;font-style:normal;text-transform:none;font-variant: normal;">(I.R.S. Employer</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:8pt;font-family:Arial;font-style:normal;text-transform:none;font-variant: normal;">Identification No.)</p></td>
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<p style="margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;font-family:Times New Roman;font-size:1pt;">&nbsp;</p></td>
<td colspan="2" valign="middle"  style="padding-left:0.25pt;padding-Right:0.25pt;padding-Top:0.25pt;padding-Bottom:0.25pt;width:auto;">
<p style="margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;font-family:Times New Roman;font-size:1pt;">&nbsp;</p></td>
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<td valign="top"  style="padding-left:0.25pt;padding-Right:0.25pt;padding-Top:0.25pt;padding-Bottom:0.25pt;width:auto;">
<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:Arial;font-style:normal;text-transform:none;font-variant: normal;">1560 Trapelo Road</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:Arial;font-style:normal;text-transform:none;font-variant: normal;">Waltham, Massachusetts</p></td>
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<p style="margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;color:#000000;font-size:10pt;font-family:Arial;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;">&#160;</p></td>
<td valign="bottom"  style="padding-left:0.25pt;padding-Right:0.25pt;padding-Top:0.25pt;padding-Bottom:0.25pt;width:auto;">
<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:Arial;font-style:normal;text-transform:none;font-variant: normal;">02451</p></td>
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<td valign="top"  style="padding-left:0.25pt;padding-Right:0.25pt;padding-Top:0.25pt;padding-Bottom:0.25pt;width:auto;">
<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:Arial;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:Arial;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;">&#160;</p></td>
<td valign="top"  style="padding-left:0.25pt;padding-Right:0.25pt;padding-Top:0.25pt;padding-Bottom:0.25pt;width:auto;">
<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:Arial;font-style:normal;text-transform:none;font-variant: normal;">(Zip Code)</p></td>
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<p style="text-align:center;margin-top:12pt;margin-bottom:0pt;text-indent:0%;font-weight:bold;font-size:10pt;font-family:Arial;font-style:normal;text-transform:none;font-variant: normal;">2020 Stock Incentive Plan </p>
<p style="text-align:center;margin-bottom:0pt;margin-top:0pt;text-indent:0%;font-weight:bold;font-size:8pt;font-family:Arial;font-style:normal;text-transform:none;font-variant: normal;">(Full Title of the Plan) </p>
<p style="text-align:center;margin-top:12pt;margin-bottom:0pt;text-indent:0%;font-weight:bold;font-size:10pt;font-family:Arial;font-style:normal;text-transform:none;font-variant: normal;">Joshua T. Brumm </p>
<p style="text-align:center;margin-bottom:0pt;margin-top:0pt;text-indent:0%;font-weight:bold;font-size:10pt;font-family:Arial;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:Arial;font-style:normal;text-transform:none;font-variant: normal;">1560 Trapelo Road</p>
<p style="text-align:center;margin-bottom:0pt;margin-top:0pt;text-indent:0%;font-weight:bold;font-size:10pt;font-family:Arial;font-style:normal;text-transform:none;font-variant: normal;">Waltham, Massachusetts 02451 </p>
<p style="text-align:center;margin-bottom:0pt;margin-top:0pt;text-indent:0%;font-weight:bold;font-size:8pt;font-family:Arial;font-style:normal;text-transform:none;font-variant: normal;">(Name and Address of Agent for Service) </p>
<p style="text-align:center;margin-top:12pt;margin-bottom:0pt;text-indent:0%;font-weight:bold;font-size:10pt;font-family:Arial;font-style:normal;text-transform:none;font-variant: normal;">(781) 786-8230 </p>
<p style="text-align:center;margin-bottom:0pt;margin-top:0pt;text-indent:0%;font-weight:bold;font-size:8pt;font-family:Arial;font-style:normal;text-transform:none;font-variant: normal;">(Telephone Number, Including Area Code, of Agent for Service) </p>
<p style="margin-bottom:0pt;margin-top:0pt;text-indent:0%;font-family:Arial;font-size:12pt;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;">&#160;</p>
<p style="text-align:center;margin-bottom:2pt;border-bottom:Solid 1pt #000000;padding-bottom:0pt;margin-top:0pt;text-indent:0%;font-family:Arial;font-size:12pt;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;">&#160;</p>
<p style="margin-top:12pt;margin-bottom:0pt;text-indent:0%;font-size:10pt;font-family:Arial;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>
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<p style="margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;font-family:Times New Roman;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-family:Times New Roman;font-size:10pt;">&nbsp;</p></td>
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<p style="margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;color:#000000;font-size:10pt;font-family:Arial;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;;color:#000000;font-size:10pt;font-family:Arial;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:10pt;font-family:Segoe UI Symbol;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;;color:#000000;font-size:10pt;font-family:Arial;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;">&#160;&#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:10pt;font-family:Arial;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;;color:#000000;font-size:10pt;font-family:Arial;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:10pt;font-family:Segoe UI Symbol;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;">&#9744;</p></td>
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<td valign="bottom"  style="padding-left:0.25pt;padding-Right:0.25pt;padding-Top:0.25pt;padding-Bottom:0.25pt;width:auto;">
<p style="margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;color:#000000;font-size:10pt;font-family:Arial;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;">Non-accelerated&#160;filer</p></td>
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<p style="margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;color:#000000;font-size:10pt;font-family:Arial;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;">&#160;</p></td>
<td valign="bottom"  style="padding-left:0.25pt;padding-Right:0.25pt;padding-Top:0.25pt;padding-Bottom:0.25pt;width:auto;">
<p style="margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;color:#000000;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;;color:#000000;font-size:10pt;font-family:Arial;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;">&#160;&#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:10pt;font-family:Arial;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;;color:#000000;font-size:10pt;font-family:Arial;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: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-family:Times New Roman;font-size:1pt;">&nbsp;</p></td>
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<p style="margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;font-family:Times New Roman;font-size:1pt;">&nbsp;</p></td>
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<p style="margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;font-family:Times New Roman;font-size:1pt;">&nbsp;</p></td>
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<p style="margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;font-family:Times New Roman;font-size:1pt;">&nbsp;</p></td>
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<td valign="bottom"  style="padding-left:0.25pt;padding-Right:0.25pt;padding-Top:0.25pt;padding-Bottom:0.25pt;width:auto;">
<p style="margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;font-family:Times New Roman;font-size:10pt;">&nbsp;</p></td>
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<p style="margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;color:#000000;font-size:10pt;font-family:Arial;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-family:Times New Roman;font-size:10pt;">&nbsp;</p></td>
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<p style="margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;color:#000000;font-size:10pt;font-family:Arial;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;">&#160;&#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:10pt;font-family:Arial;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;">Emerging&#160;growth&#160;company</p></td>
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<p style="margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;color:#000000;font-size:10pt;font-family:Arial;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: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-top:12pt;margin-bottom:0pt;text-indent:0%;font-size:10pt;font-family:Arial;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&#160;7(a)(2)(B) of the Securities Act.&#160;&#160;<font style="font-family:Segoe UI Symbol;">&#9744;</font></p>
<p style="margin-bottom:0pt;margin-top:0pt;text-indent:0%;font-family:Arial;font-size:12pt;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-family:Times New Roman;">&nbsp;</p>
<p style="text-align:center;margin-bottom:0pt;margin-top:0pt;text-indent:0%;font-weight:bold;font-size:10pt;font-family:Arial;font-style:normal;text-transform:none;font-variant: normal;">Statement of Incorporation by Reference </p>
<p style="margin-top:12pt;margin-bottom:0pt;text-indent:0%;font-size:10pt;font-family:Arial;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;">This Registration Statement on Form S-8, relating to the 2020 Stock Incentive Plan (the &#8220;2020 Plan&#8221;) of Dyne Therapeutics, Inc. (the &#8220;Registrant&#8221;), is being filed for the purpose of registering additional securities of the same class as other securities for which a Registration Statement on Form S-8 relating to the 2020 Plan has previously been filed and is effective. Pursuant to General Instruction E to Form S-8, except as otherwise set forth below, this Registration Statement incorporates by reference (i) the contents of the Registration Statement on <a href="http://www.sec.gov/Archives/edgar/data/1818794/000119312520248107/d847575ds8.htm"><font style="text-decoration:underline;color:#0000EE;">Form S-8</font></a><font style="font-size:10pt;font-family:Arial;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;">, File No.&#160;333-248873, relating to the 2020 Plan filed by the Registrant with the Securities and Exchange Commission on&#160;September 17, 2020, and (ii) the contents of the Registration Statement on </font><a href="http://www.sec.gov/Archives/edgar/data/1818794/000119312520248107/d847575ds8.htm"><a href="http://www.sec.gov/Archives/edgar/data/0001818794/000119312521068485/d21724ds8.htm"><font style="text-decoration:underline;">Form S-8</font></a><font style="font-size:10pt;font-family:Arial;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;">, File No. 333-253863, relating to the 2020 Plan filed by the Registrant with the Securities and Exchange Commission on March 4, 2021.</font></p>
<p style="margin-top:18pt;margin-bottom:0pt;text-indent:0%;font-weight:bold;font-size:10pt;font-family:Arial;font-style:normal;text-transform:none;font-variant: normal;">Item&#160;8. Exhibits. </p>
<p style="margin-top:6pt;margin-bottom:0pt;text-indent:0%;font-size:10pt;font-family:Arial;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;">The following exhibits are incorporated herein by reference: </p>
<p style="margin-bottom:0pt;margin-top:0pt;text-indent:0%;font-family:Arial;font-size:12pt;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-family:Times New Roman;font-size:10pt;">&nbsp;</p></td>
<td valign="bottom"  style="padding-left:0.25pt;padding-Right:0.25pt;padding-Top:0.25pt;padding-Bottom:0.25pt;width:5%;">
<p style="margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;font-family:Times New Roman;font-size:10pt;">&nbsp;</p></td>
<td valign="middle"  style="padding-left:0.25pt;padding-Right:0.25pt;padding-Top:0.25pt;padding-Bottom:0.25pt;width:92%;">
<p style="margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;font-family:Times New Roman;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-weight:bold;color:#000000;font-size:8pt;font-family:Arial;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;;color:#000000;font-size:8pt;font-family:Arial;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;">&#160;&#160;</p></td>
<td valign="bottom"  style="padding-left:0.25pt;padding-Right:0.25pt;padding-Top:0.25pt;padding-Bottom:0.25pt;width:auto;white-space:nowrap;">
<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:Arial;font-style:normal;text-transform:none;font-variant: normal;">Description</p></td>
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<p style="margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;font-family:Times New Roman;font-size:1pt;">&nbsp;</p></td>
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<p style="margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;font-family:Times New Roman;font-size:1pt;">&nbsp;</p></td>
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<td valign="top"  style="padding-left:0.25pt;padding-Right:0.25pt;padding-Top:0.25pt;padding-Bottom:0.25pt;width:auto;white-space:nowrap;">
<p style="margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;color:#000000;font-size:10pt;font-family:Arial;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;;color:#000000;font-size:10pt;font-family:Arial;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;">&#160;&#160;</p></td>
<td valign="top"  style="padding-left:0.25pt;padding-Right:0.25pt;padding-Top:0.25pt;padding-Bottom:0.25pt;width:auto;">
<p style="margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;color:#0000EE;font-size:10pt;font-family:Arial;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;"><a href="http://www.sec.gov/Archives/edgar/data/0001818794/000119312520250237/d122515dex31.htm"><font style="text-decoration:underline;">Restated Certificate of Incorporation of the Registrant (incorporated by reference to Exhibit 3.1 to the Registrant&#8217;s Current Report on Form 8-K, filed with the Securities and Exchange Commission on September&#160;21, 2020). </font></a></p></td>
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<td valign="middle"  style="padding-left:0.25pt;padding-Right:0.25pt;padding-Top:0.25pt;padding-Bottom:0.25pt;width:auto;">
<p style="margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;font-family:Times New Roman;font-size:1pt;">&nbsp;</p></td>
<td colspan="2" valign="middle"  style="padding-left:0.25pt;padding-Right:0.25pt;padding-Top:0.25pt;padding-Bottom:0.25pt;width:auto;">
<p style="margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;font-family:Times New Roman;font-size:1pt;">&nbsp;</p></td>
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<td valign="top"  style="padding-left:0.25pt;padding-Right:0.25pt;padding-Top:0.25pt;padding-Bottom:0.25pt;width:auto;white-space:nowrap;">
<p style="margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;color:#000000;font-size:10pt;font-family:Arial;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;;color:#000000;font-size:10pt;font-family:Arial;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;">&#160;&#160;</p></td>
<td valign="top"  style="padding-left:0.25pt;padding-Right:0.25pt;padding-Top:0.25pt;padding-Bottom:0.25pt;width:auto;">
<p style="margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;color:#0000EE;font-size:10pt;font-family:Arial;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;"><a href="http://www.sec.gov/Archives/edgar/data/0001818794/000119312520250237/d122515dex32.htm"><font style="text-decoration:underline;">Amended and Restated Bylaws of the Registrant (incorporated by reference to Exhibit 3.2 to the Registrant&#8217;s Current Report on Form 8-K, filed with the Securities and Exchange Commission on September&#160;21, 2020). </font></a></p></td>
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<td valign="middle"  style="padding-left:0.25pt;padding-Right:0.25pt;padding-Top:0.25pt;padding-Bottom:0.25pt;width:auto;">
<p style="margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;font-family:Times New Roman;font-size:1pt;">&nbsp;</p></td>
<td colspan="2" valign="middle"  style="padding-left:0.25pt;padding-Right:0.25pt;padding-Top:0.25pt;padding-Bottom:0.25pt;width:auto;">
<p style="margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;font-family:Times New Roman;font-size:1pt;">&nbsp;</p></td>
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<td valign="top"  style="padding-left:0.25pt;padding-Right:0.25pt;padding-Top:0.25pt;padding-Bottom:0.25pt;width:auto;white-space:nowrap;">
<p style="margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;color:#000000;font-size:10pt;font-family:Arial;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;">5.1*</p></td>
<td valign="bottom"  style="padding-left:0.25pt;padding-Right:0.25pt;padding-Top:0.25pt;padding-Bottom:0.25pt;width:auto;">
<p style="margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;color:#000000;font-size:10pt;font-family:Arial;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;">&#160;&#160;</p></td>
<td valign="top"  style="padding-left:0.25pt;padding-Right:0.25pt;padding-Top:0.25pt;padding-Bottom:0.25pt;width:auto;">
<p style="margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;font-size:10pt;font-family:Arial;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;"><a href="dyn-ex51_51.htm"><font style="text-decoration:underline;">Opinion of Wilmer Cutler Pickering Hale and Dorr LLP, counsel to the Registrant.</font></a><font style="text-decoration:underline;"> </font></p></td>
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<td valign="middle"  style="padding-left:0.25pt;padding-Right:0.25pt;padding-Top:0.25pt;padding-Bottom:0.25pt;width:auto;">
<p style="margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;font-family:Times New Roman;font-size:1pt;">&nbsp;</p></td>
<td colspan="2" valign="middle"  style="padding-left:0.25pt;padding-Right:0.25pt;padding-Top:0.25pt;padding-Bottom:0.25pt;width:auto;">
<p style="margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;font-family:Times New Roman;font-size:1pt;">&nbsp;</p></td>
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<td valign="top"  style="padding-left:0.25pt;padding-Right:0.25pt;padding-Top:0.25pt;padding-Bottom:0.25pt;width:auto;white-space:nowrap;">
<p style="margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;color:#000000;font-size:10pt;font-family:Arial;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;;color:#000000;font-size:10pt;font-family:Arial;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;">&#160;&#160;</p></td>
<td valign="top"  style="padding-left:0.25pt;padding-Right:0.25pt;padding-Top:0.25pt;padding-Bottom:0.25pt;width:auto;">
<p style="margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;font-size:10pt;font-family:Arial;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;"><a href="dyn-ex231_7.htm"><font style="text-decoration:underline;">Consent of Deloitte&#160;&amp; Touche LLP, independent registered public accounting firm.</font></a><font style="text-decoration:underline;"> </font></p></td>
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<tr style="height:6pt;">
<td valign="middle"  style="padding-left:0.25pt;padding-Right:0.25pt;padding-Top:0.25pt;padding-Bottom:0.25pt;width:auto;">
<p style="margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;font-family:Times New Roman;font-size:1pt;">&nbsp;</p></td>
<td colspan="2" valign="middle"  style="padding-left:0.25pt;padding-Right:0.25pt;padding-Top:0.25pt;padding-Bottom:0.25pt;width:auto;">
<p style="margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;font-family:Times New Roman;font-size:1pt;">&nbsp;</p></td>
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<td valign="top"  style="padding-left:0.25pt;padding-Right:0.25pt;padding-Top:0.25pt;padding-Bottom:0.25pt;width:auto;white-space:nowrap;">
<p style="margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;color:#000000;font-size:10pt;font-family:Arial;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;">23.2*</p></td>
<td valign="bottom"  style="padding-left:0.25pt;padding-Right:0.25pt;padding-Top:0.25pt;padding-Bottom:0.25pt;width:auto;">
<p style="margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;color:#000000;font-size:10pt;font-family:Arial;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;">&#160;&#160;</p></td>
<td valign="top"  style="padding-left:0.25pt;padding-Right:0.25pt;padding-Top:0.25pt;padding-Bottom:0.25pt;width:auto;">
<p style="margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;font-size:10pt;font-family:Arial;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;"><a href="dyn-ex51_51.htm"><font style="text-decoration:underline;">Consent of Wilmer Cutler Pickering Hale and Dorr LLP (included in Exhibit 5.1).</font></a><font style="text-decoration:underline;"> </font></p></td>
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<td valign="middle"  style="padding-left:0.25pt;padding-Right:0.25pt;padding-Top:0.25pt;padding-Bottom:0.25pt;width:auto;">
<p style="margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;font-family:Times New Roman;font-size:1pt;">&nbsp;</p></td>
<td colspan="2" valign="middle"  style="padding-left:0.25pt;padding-Right:0.25pt;padding-Top:0.25pt;padding-Bottom:0.25pt;width:auto;">
<p style="margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;font-family:Times New Roman;font-size:1pt;">&nbsp;</p></td>
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<p style="margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;color:#000000;font-size:10pt;font-family:Arial;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;">24.1*</p></td>
<td valign="bottom"  style="padding-left:0.25pt;padding-Right:0.25pt;padding-Top:0.25pt;padding-Bottom:0.25pt;width:auto;">
<p style="margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;color:#000000;font-size:10pt;font-family:Arial;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;">&#160;&#160;</p></td>
<td valign="top"  style="padding-left:0.25pt;padding-Right:0.25pt;padding-Top:0.25pt;padding-Bottom:0.25pt;width:auto;">
<p style="margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;font-size:10pt;font-family:Arial;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;"><a href="#POA"><font style="text-decoration:underline;">Power of attorney (included on the signature pages of this registration statement).</font></a><font style="text-decoration:underline;"> </font></p></td>
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<td valign="middle"  style="padding-left:0.25pt;padding-Right:0.25pt;padding-Top:0.25pt;padding-Bottom:0.25pt;width:auto;">
<p style="margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;font-family:Times New Roman;font-size:1pt;">&nbsp;</p></td>
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<p style="margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;font-family:Times New Roman;font-size:1pt;">&nbsp;</p></td>
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<tr>
<td valign="top"  style="padding-left:0.25pt;padding-Right:0.25pt;padding-Top:0.25pt;padding-Bottom:0.25pt;width:auto;white-space:nowrap;">
<p style="margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;color:#000000;font-size:10pt;font-family:Arial;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;">99.1</p></td>
<td valign="bottom"  style="padding-left:0.25pt;padding-Right:0.25pt;padding-Top:0.25pt;padding-Bottom:0.25pt;width:auto;">
<p style="margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;color:#000000;font-size:10pt;font-family:Arial;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;">&#160;&#160;</p></td>
<td valign="top"  style="padding-left:0.25pt;padding-Right:0.25pt;padding-Top:0.25pt;padding-Bottom:0.25pt;width:auto;">
<p style="margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;color:#0000EE;font-size:10pt;font-family:Arial;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;"><a href="http://www.sec.gov/Archives/edgar/data/0001818794/000119312520242598/d920854dex104.htm"><font style="text-decoration:underline;"></font><font style="text-decoration:underline;color:#000000;">2020 Stock Incentive Plan (incorporated by reference to Exhibit 10.4 to Amendment No.&#160; 1 to the Registrant&#8217;s Registration Statement on Form S-1 (File No.&#160;333-248414) filed with the Securities and Exchange Commission on September&#160;10, 2020). </font></a><font style="font-size:12pt;font-family:Times New Roman;color:#000000;"></font></p>
<p style="margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;color:#0000EE;font-size:10pt;font-family:Arial;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;"></p>
<p style="margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;font-family:Times New Roman;font-size:10pt;">&nbsp;</p></td>
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<tr>
<td valign="top"  style="padding-left:0.25pt;padding-Right:0.25pt;padding-Top:0.25pt;padding-Bottom:0.25pt;width:auto;white-space:nowrap;">
<p style="margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;color:#000000;font-size:10pt;font-family:Arial;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;">107*</p></td>
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<p style="margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;font-family:Times New Roman;font-size:10pt;">&nbsp;</p></td>
<td valign="top"  style="padding-left:0.25pt;padding-Right:0.25pt;padding-Top:0.25pt;padding-Bottom:0.25pt;width:auto;">
<p style="margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;font-size:10pt;font-family:Arial;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;"><a href="dyn-exfilingfees_6.htm"><font style="text-decoration:underline;">Filing Fee Table</font></a></p></td>
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</table></div>
<p style="margin-bottom:0pt;margin-top:0pt;text-indent:0%;font-family:Arial;font-size:12pt;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;">&#160;<font style="color:#000000;font-size:10pt;margin-left:36pt;">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</font></p>
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<table border="0" cellspacing="0" cellpadding="0" style="border-collapse:collapse;  margin-left:0.05%;width:99.95%;">
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<td valign="top"  style="padding-left:0.25pt;padding-Right:0.25pt;padding-Top:0.25pt;padding-Bottom:0.25pt;width:2%;">
<p style="margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;color:#000000;font-size:10pt;font-family:Arial;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;">*</p></td>
<td valign="top"  style="padding-left:0.25pt;padding-Right:0.25pt;padding-Top:0.25pt;padding-Bottom:0.25pt;width:auto;">
<p style="margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;color:#000000;font-size:10pt;font-family:Arial;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;">Filed herewith </p></td>
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</table></div>
<p style="margin-bottom:0pt;margin-top:0pt;text-indent:0%;font-family:Arial;font-size:12pt;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;"><img src="gusherhrntak000001.jpg" title="" alt="" style="width:624px;height:3px;"></p>
<p style="text-align:center;margin-bottom:0pt;margin-top:0pt;text-indent:0%;font-family:Times New Roman;font-weight:bold;;font-size:10pt;">&nbsp;</p>
<p style="text-align:center;margin-bottom:0pt;margin-top:0pt;text-indent:0%;font-family:Times New Roman;font-weight:bold;;font-size:10pt;">&nbsp;</p>
<p style="text-align:center;margin-bottom:0pt;margin-top:0pt;text-indent:0%;font-family:Times New Roman;font-weight:bold;;font-size:10pt;">&nbsp;</p>
<p style="margin-top:12pt;margin-bottom: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;">&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: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="text-align:center;margin-bottom:0pt;margin-top:0pt;text-indent:0%;font-weight:bold;font-size:10pt;font-family:Arial;font-style:normal;text-transform:none;font-variant: normal;">SIGNATURES </p>
<p style="margin-top:12pt;margin-bottom:0pt;text-indent:0%;font-size:10pt;font-family:Arial;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;">Pursuant to the requirements of the Securities Act of 1933, 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 Waltham, Commonwealth of Massachusetts on this&#160;10th day of March, 2022. </p>
<p style="margin-bottom:0pt;margin-top:0pt;text-indent:0%;font-family:Arial;font-size:12pt;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;">&#160;</p>
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<table border="0" cellspacing="0" cellpadding="0" style="border-collapse:collapse; width:40%;">
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<td valign="middle"  style="padding-left:0.25pt;padding-Right:0.25pt;padding-Top:0.25pt;padding-Bottom:0.25pt;width:7%;">
<p style="margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;font-family:Times New Roman;font-size:10pt;text-align:left;">&nbsp;</p></td>
<td valign="bottom"  style="padding-left:0.25pt;padding-Right:0.25pt;padding-Top:0.25pt;padding-Bottom:0.25pt;width:1%;">
<p style="margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;font-family:Times New Roman;font-size:10pt;text-align:left;">&nbsp;</p></td>
<td valign="middle"  style="padding-left:0.25pt;padding-Right:0.25pt;padding-Top:0.25pt;padding-Bottom:0.25pt;width:92%;">
<p style="margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;font-family:Times New Roman;font-size:10pt;text-align:left;">&nbsp;</p></td>
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<td colspan="3" valign="top"  style="padding-left:0.25pt;padding-Right:0.25pt;padding-Top:0.25pt;padding-Bottom:0.25pt;width:auto;">
<p style="margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;text-align:left;color:#000000;font-size:10pt;font-family:Arial;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;">DYNE THERAPEUTICS, INC.</p></td>
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<p style="margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;font-family:Times New Roman;font-size:1pt;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-family:Times New Roman;font-size:1pt;text-align:left;">&nbsp;</p></td>
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<td valign="top"  style="padding-left:0.25pt;padding-Right:0.25pt;padding-Top:0.25pt;padding-Bottom:0.25pt;width:auto;">
<p style="margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;text-align:left;color:#000000;font-size:10pt;font-family:Arial;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;">By:</p></td>
<td valign="bottom"  style="padding-left:0.25pt;padding-Right:0.25pt;padding-Top:0.25pt;padding-Bottom:0.25pt;width:auto;">
<p style="margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;text-align:left;color:#000000;font-size:10pt;font-family:Arial;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;">&#160;</p></td>
<td valign="top"  style="padding-left:0.25pt;padding-Right:0.25pt;padding-Top:0.25pt;padding-Bottom:0.25pt;width:auto;">
<p style="margin-bottom:1pt;border-bottom:Solid 0.75pt #000000;padding-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;text-align:left;color:#000000;font-size:10pt;font-family:Arial;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;">/s/ Joshua Brumm</p></td>
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<p style="margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;font-family:Times New Roman;font-size:10pt;text-align:left;">&nbsp;</p></td>
<td valign="bottom"  style="padding-left:0.25pt;padding-Right:0.25pt;padding-Top:0.25pt;padding-Bottom:0.25pt;width:auto;">
<p style="margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;text-align:left;color:#000000;font-size:10pt;font-family:Arial;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;">&#160;</p></td>
<td valign="top"  style="padding-left:0.25pt;padding-Right:0.25pt;padding-Top:0.25pt;padding-Bottom:0.25pt;width:auto;">
<p style="margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;text-align:left;color:#000000;font-size:10pt;font-family:Arial;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;">Joshua Brumm</p></td>
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<td valign="top"  style="padding-left:0.25pt;padding-Right:0.25pt;padding-Top:0.25pt;padding-Bottom:0.25pt;width:auto;">
<p style="margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;font-family:Times New Roman;font-size:10pt;text-align:left;">&nbsp;</p></td>
<td valign="bottom"  style="padding-left:0.25pt;padding-Right:0.25pt;padding-Top:0.25pt;padding-Bottom:0.25pt;width:auto;">
<p style="margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;text-align:left;color:#000000;font-size:10pt;font-family:Arial;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;">&#160;</p></td>
<td valign="top"  style="padding-left:0.25pt;padding-Right:0.25pt;padding-Top:0.25pt;padding-Bottom:0.25pt;width:auto;">
<p style="margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;text-align:left;color:#000000;font-size:10pt;font-family:Arial;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-top:24pt;margin-bottom:0pt;text-indent:0%;font-weight:bold;font-size:10pt;font-family:Arial;font-style:normal;text-transform:none;font-variant: normal;"><a name="POA"></a>POWER OF ATTORNEY AND SIGNATURES </p>
<p style="margin-top:12pt;margin-bottom:0pt;text-indent:0%;font-size:10pt;font-family:Arial;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;">We, the undersigned officers and directors of Dyne Therapeutics, Inc., hereby severally constitute and appoint Joshua Brumm and Richard Scalzo, and each of them singly (with full power to each of them to act alone), our true and lawful attorneys with full power of substitution and resubstitution in each of them for him or her and in his or her name, place and stead, and in any and all capacities, to sign for us and in our names in the capacities indicated below, the registration statement on Form S-8 filed herewith and any and all subsequent amendments to said registration statement, and generally to do all such things in our names and on our behalf in our capacities as officers and directors to enable Dyne Therapeutics, Inc. to comply with the provisions of the Securities Act of 1933, as amended, and all requirements of the Securities and Exchange Commission, hereby ratifying and confirming our signatures as they may be signed by our said attorneys, or any of them, to said registration statement and any and all amendments thereto.</p>
<p style="margin-top:12pt;margin-bottom:0pt;text-indent:0%;font-size:10pt;font-family:Arial;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 and on the dates indicated. </p>
<p style="margin-bottom:0pt;margin-top:0pt;text-indent:0%;font-family:Arial;font-size:12pt;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;">&#160;</p>
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<table border="0" cellspacing="0" cellpadding="0" style="border-collapse:collapse;  margin-left:0.05%;width:100.13%;">
<tr>
<td valign="middle"  style="padding-left:0.25pt;padding-Right:0.25pt;padding-Top:0.25pt;padding-Bottom:0.25pt;width:36.24%;">
<p style="margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;font-family:Times New Roman;font-size:10pt;">&nbsp;</p></td>
<td valign="bottom"  style="padding-left:0.25pt;padding-Right:0.25pt;padding-Top:0.25pt;padding-Bottom:0.25pt;width:1.32%;">
<p style="margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;font-family:Times New Roman;font-size:10pt;">&nbsp;</p></td>
<td valign="middle"  style="padding-left:0.25pt;padding-Right:0.25pt;padding-Top:0.25pt;padding-Bottom:0.25pt;width:48.78%;">
<p style="margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;font-family:Times New Roman;font-size:10pt;">&nbsp;</p></td>
<td valign="bottom"  style="padding-left:0.25pt;padding-Right:0.25pt;padding-Top:0.25pt;padding-Bottom:0.25pt;width:0.32%;">
<p style="margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;font-family:Times New Roman;font-size:10pt;">&nbsp;</p></td>
<td valign="middle"  style="padding-left:0.25pt;padding-Right:0.25pt;padding-Top:0.25pt;padding-Bottom:0.25pt;width:13.34%;">
<p style="margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;font-family:Times New Roman;font-size:10pt;">&nbsp;</p></td>
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<td valign="bottom"  style="padding-left:0.25pt;padding-Right:0.25pt;padding-Top:0.25pt;padding-Bottom:0.25pt;width:36.24%;white-space:nowrap;">
<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:Arial;font-style:normal;text-transform:none;font-variant: normal;">Signature</p></td>
<td valign="bottom"  style="padding-left:0.25pt;padding-Right:0.25pt;padding-Top:0.25pt;padding-Bottom:0.25pt;width:1.32%;">
<p style="text-align:center;margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;font-family:Times New Roman;font-size:8pt;">&nbsp;</p></td>
<td valign="bottom"  style="padding-left:0.25pt;padding-Right:0.25pt;padding-Top:0.25pt;padding-Bottom:0.25pt;width:48.78%;white-space:nowrap;">
<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:Arial;font-style:normal;text-transform:none;font-variant: normal;">Title</p></td>
<td valign="bottom"  style="padding-left:0.25pt;padding-Right:0.25pt;padding-Top:0.25pt;padding-Bottom:0.25pt;width:0.32%;">
<p style="text-align:center;margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;font-family:Times New Roman;font-size:8pt;">&nbsp;</p></td>
<td valign="bottom"  style="padding-left:0.25pt;padding-Right:0.25pt;padding-Top:0.25pt;padding-Bottom:0.25pt;width:13.34%;white-space:nowrap;">
<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:Arial;font-style:normal;text-transform:none;font-variant: normal;">Date</p></td>
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<tr style="height:12pt;">
<td valign="middle"  style="padding-left:0.25pt;padding-Right:0.25pt;padding-Top:0.25pt;padding-Bottom:0.25pt;width:36.24%;">
<p style="margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;font-family:Times New Roman;font-size:1pt;">&nbsp;</p></td>
<td colspan="2" valign="middle"  style="padding-left:0.25pt;padding-Right:0.25pt;padding-Top:0.25pt;padding-Bottom:0.25pt;width:50.1%;">
<p style="margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;font-family:Times New Roman;font-size:1pt;">&nbsp;</p></td>
<td colspan="2" valign="middle"  style="padding-left:0.25pt;padding-Right:0.25pt;padding-Top:0.25pt;padding-Bottom:0.25pt;width:13.66%;">
<p style="text-align:center;margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;font-family:Times New Roman;font-size:1pt;">&nbsp;</p></td>
</tr>
<tr>
<td valign="top"  style="padding-left:0.25pt;padding-Right:0.25pt;padding-Top:0.25pt;padding-Bottom:0.25pt;width:36.24%;">
<p style="border-bottom:Solid 0.75pt #000000;padding-bottom:0pt;margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;color:#000000;font-size:10pt;font-family:Arial;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;">/s/ Joshua Brumm</p>
<p style="margin-bottom:1pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;color:#000000;font-size:10pt;font-family:Arial;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;">Joshua Brumm</p></td>
<td valign="bottom"  style="padding-left:0.25pt;padding-Right:0.25pt;padding-Top:0.25pt;padding-Bottom:0.25pt;width:1.32%;">
<p style="margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;color:#000000;font-size:10pt;font-family:Arial;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;">&#160;&#160;</p></td>
<td valign="top"  style="padding-left:0.25pt;padding-Right:0.25pt;padding-Top:0.25pt;padding-Bottom:0.25pt;width:48.78%;">
<p style="margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;color:#000000;font-size:10pt;font-family:Arial;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;">President, Chief Executive Officer and Director</p>
<p style="margin-bottom:1pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;color:#000000;font-size:10pt;font-family:Arial;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;">(principal executive officer)</p></td>
<td valign="bottom"  style="padding-left:0.25pt;padding-Right:0.25pt;padding-Top:0.25pt;padding-Bottom:0.25pt;width:0.32%;">
<p style="margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;color:#000000;font-size:10pt;font-family:Arial;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;">&#160;</p></td>
<td valign="top"  style="padding-left:0.25pt;padding-Right:0.25pt;padding-Top:0.25pt;padding-Bottom:0.25pt;width:13.34%;">
<p style="text-align:center;margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;color:#000000;font-size:10pt;font-family:Arial;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;">March 10, 2022</p></td>
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<p style="margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;font-family:Times New Roman;font-size:1pt;">&nbsp;</p></td>
<td colspan="2" valign="middle"  style="padding-left:0.25pt;padding-Right:0.25pt;padding-Top:0.25pt;padding-Bottom:0.25pt;width:50.1%;">
<p style="margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;font-family:Times New Roman;font-size:1pt;">&nbsp;</p></td>
<td colspan="2" valign="middle"  style="padding-left:0.25pt;padding-Right:0.25pt;padding-Top:0.25pt;padding-Bottom:0.25pt;width:13.66%;">
<p style="text-align:center;margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;font-family:Times New Roman;font-size:1pt;">&nbsp;</p></td>
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<tr>
<td valign="top"  style="padding-left:0.25pt;padding-Right:0.25pt;padding-Top:0.25pt;padding-Bottom:0.25pt;width:36.24%;">
<p style="border-bottom:Solid 0.75pt #000000;padding-bottom:0pt;margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;color:#000000;font-size:10pt;font-family:Arial;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;">/s/ Richard Scalzo</p>
<p style="margin-bottom:1pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;color:#000000;font-size:10pt;font-family:Arial;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;">Richard Scalzo</p></td>
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<p style="margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;color:#000000;font-size:10pt;font-family:Arial;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;">&#160;&#160;</p></td>
<td valign="top"  style="padding-left:0.25pt;padding-Right:0.25pt;padding-Top:0.25pt;padding-Bottom:0.25pt;width:48.78%;">
<p style="margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;color:#000000;font-size:10pt;font-family:Arial;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;">Vice President of Accounting and</p>
<p style="margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;color:#000000;font-size:10pt;font-family:Arial;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;">Administration and Treasurer</p>
<p style="margin-bottom:1pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;color:#000000;font-size:10pt;font-family:Arial;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;">(principal financial and accounting officer)</p></td>
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<p style="margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;color:#000000;font-size:10pt;font-family:Arial;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;">&#160;</p></td>
<td valign="top"  style="padding-left:0.25pt;padding-Right:0.25pt;padding-Top:0.25pt;padding-Bottom:0.25pt;width:13.34%;">
<p style="text-align:center;margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;color:#000000;font-size:10pt;font-family:Arial;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;">March 10, 2022</p></td>
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<td valign="middle"  style="padding-left:0.25pt;padding-Right:0.25pt;padding-Top:0.25pt;padding-Bottom:0.25pt;width:36.24%;">
<p style="margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;font-family:Times New Roman;font-size:1pt;">&nbsp;</p></td>
<td colspan="2" valign="middle"  style="padding-left:0.25pt;padding-Right:0.25pt;padding-Top:0.25pt;padding-Bottom:0.25pt;width:50.1%;">
<p style="margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;font-family:Times New Roman;font-size:1pt;">&nbsp;</p></td>
<td colspan="2" valign="middle"  style="padding-left:0.25pt;padding-Right:0.25pt;padding-Top:0.25pt;padding-Bottom:0.25pt;width:13.66%;">
<p style="text-align:center;margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;font-family:Times New Roman;font-size:1pt;">&nbsp;</p></td>
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<td valign="top"  style="padding-left:0.25pt;padding-Right:0.25pt;padding-Top:0.25pt;padding-Bottom:0.25pt;width:36.24%;">
<p style="border-bottom:Solid 0.75pt #000000;padding-bottom:0pt;margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;color:#000000;font-size:10pt;font-family:Arial;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;">/s/ Jason Rhodes</p>
<p style="margin-bottom:1pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;color:#000000;font-size:10pt;font-family:Arial;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;">Jason Rhodes</p></td>
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<p style="margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;color:#000000;font-size:10pt;font-family:Arial;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;">&#160;&#160;</p></td>
<td valign="top"  style="padding-left:0.25pt;padding-Right:0.25pt;padding-Top:0.25pt;padding-Bottom:0.25pt;width:48.78%;">
<p style="margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;color:#000000;font-size:10pt;font-family:Arial;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;">Director and Chairman of the Board</p></td>
<td valign="bottom"  style="padding-left:0.25pt;padding-Right:0.25pt;padding-Top:0.25pt;padding-Bottom:0.25pt;width:0.32%;">
<p style="margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;color:#000000;font-size:10pt;font-family:Arial;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;">&#160;</p></td>
<td valign="top"  style="padding-left:0.25pt;padding-Right:0.25pt;padding-Top:0.25pt;padding-Bottom:0.25pt;width:13.34%;">
<p style="text-align:center;margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;color:#000000;font-size:10pt;font-family:Arial;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;">March 10, 2022</p></td>
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<td valign="middle"  style="padding-left:0.25pt;padding-Right:0.25pt;padding-Top:0.25pt;padding-Bottom:0.25pt;width:36.24%;">
<p style="margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;font-family:Times New Roman;font-size:1pt;">&nbsp;</p></td>
<td colspan="2" valign="middle"  style="padding-left:0.25pt;padding-Right:0.25pt;padding-Top:0.25pt;padding-Bottom:0.25pt;width:50.1%;">
<p style="margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;font-family:Times New Roman;font-size:1pt;">&nbsp;</p></td>
<td colspan="2" valign="middle"  style="padding-left:0.25pt;padding-Right:0.25pt;padding-Top:0.25pt;padding-Bottom:0.25pt;width:13.66%;">
<p style="text-align:center;margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;font-family:Times New Roman;font-size:1pt;">&nbsp;</p></td>
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<tr>
<td valign="top"  style="padding-left:0.25pt;padding-Right:0.25pt;padding-Top:0.25pt;padding-Bottom:0.25pt;width:36.24%;">
<p style="border-bottom:Solid 0.75pt #000000;padding-bottom:0pt;margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;color:#000000;font-size:10pt;font-family:Arial;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;">/s/ Ed Hurwitz</p>
<p style="margin-bottom:1pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;color:#000000;font-size:10pt;font-family:Arial;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;">Ed Hurwitz</p></td>
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<p style="margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;color:#000000;font-size:10pt;font-family:Arial;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;">&#160;&#160;</p></td>
<td valign="top"  style="padding-left:0.25pt;padding-Right:0.25pt;padding-Top:0.25pt;padding-Bottom:0.25pt;width:48.78%;">
<p style="margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;color:#000000;font-size:10pt;font-family:Arial;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;">Director</p></td>
<td valign="bottom"  style="padding-left:0.25pt;padding-Right:0.25pt;padding-Top:0.25pt;padding-Bottom:0.25pt;width:0.32%;">
<p style="margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;color:#000000;font-size:10pt;font-family:Arial;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;">&#160;</p></td>
<td valign="top"  style="padding-left:0.25pt;padding-Right:0.25pt;padding-Top:0.25pt;padding-Bottom:0.25pt;width:13.34%;">
<p style="text-align:center;margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;color:#000000;font-size:10pt;font-family:Arial;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;">March 10, 2022</p></td>
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<td valign="middle"  style="padding-left:0.25pt;padding-Right:0.25pt;padding-Top:0.25pt;padding-Bottom:0.25pt;width:36.24%;">
<p style="margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;font-family:Times New Roman;font-size:1pt;">&nbsp;</p></td>
<td colspan="2" valign="middle"  style="padding-left:0.25pt;padding-Right:0.25pt;padding-Top:0.25pt;padding-Bottom:0.25pt;width:50.1%;">
<p style="margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;font-family:Times New Roman;font-size:1pt;">&nbsp;</p></td>
<td colspan="2" valign="middle"  style="padding-left:0.25pt;padding-Right:0.25pt;padding-Top:0.25pt;padding-Bottom:0.25pt;width:13.66%;">
<p style="text-align:center;margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;font-family:Times New Roman;font-size:1pt;">&nbsp;</p></td>
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<td valign="top"  style="padding-left:0.25pt;padding-Right:0.25pt;padding-Top:0.25pt;padding-Bottom:0.25pt;width:36.24%;">
<p style="border-bottom:Solid 0.75pt #000000;padding-bottom:0pt;margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;color:#000000;font-size:10pt;font-family:Arial;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;">/s/ Carlo Incerti, M.D.</p>
<p style="margin-bottom:1pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;color:#000000;font-size:10pt;font-family:Arial;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;">Carlo Incerti, M.D.</p></td>
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<p style="margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;color:#000000;font-size:10pt;font-family:Arial;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;">&#160;&#160;</p></td>
<td valign="top"  style="padding-left:0.25pt;padding-Right:0.25pt;padding-Top:0.25pt;padding-Bottom:0.25pt;width:48.78%;">
<p style="margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;color:#000000;font-size:10pt;font-family:Arial;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;">Director</p></td>
<td valign="bottom"  style="padding-left:0.25pt;padding-Right:0.25pt;padding-Top:0.25pt;padding-Bottom:0.25pt;width:0.32%;">
<p style="margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;color:#000000;font-size:10pt;font-family:Arial;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;">&#160;</p></td>
<td valign="top"  style="padding-left:0.25pt;padding-Right:0.25pt;padding-Top:0.25pt;padding-Bottom:0.25pt;width:13.34%;">
<p style="text-align:center;margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;color:#000000;font-size:10pt;font-family:Arial;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;">March 10, 2022</p></td>
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<td valign="middle"  style="padding-left:0.25pt;padding-Right:0.25pt;padding-Top:0.25pt;padding-Bottom:0.25pt;width:36.24%;">
<p style="margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;font-family:Times New Roman;font-size:1pt;">&nbsp;</p></td>
<td colspan="2" valign="middle"  style="padding-left:0.25pt;padding-Right:0.25pt;padding-Top:0.25pt;padding-Bottom:0.25pt;width:50.1%;">
<p style="margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;font-family:Times New Roman;font-size:1pt;">&nbsp;</p></td>
<td colspan="2" valign="middle"  style="padding-left:0.25pt;padding-Right:0.25pt;padding-Top:0.25pt;padding-Bottom:0.25pt;width:13.66%;">
<p style="text-align:center;margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;font-family:Times New Roman;font-size:1pt;">&nbsp;</p></td>
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<td valign="top"  style="padding-left:0.25pt;padding-Right:0.25pt;padding-Top:0.25pt;padding-Bottom:0.25pt;width:36.24%;">
<p style="border-bottom:Solid 0.75pt #000000;padding-bottom:0pt;margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;color:#000000;font-size:10pt;font-family:Arial;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;">/s/ Dirk Kersten</p>
<p style="margin-bottom:1pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;color:#000000;font-size:10pt;font-family:Arial;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;">Dirk Kersten</p></td>
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<p style="margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;color:#000000;font-size:10pt;font-family:Arial;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;">&#160;&#160;</p></td>
<td valign="top"  style="padding-left:0.25pt;padding-Right:0.25pt;padding-Top:0.25pt;padding-Bottom:0.25pt;width:48.78%;">
<p style="margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;color:#000000;font-size:10pt;font-family:Arial;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;">Director</p></td>
<td valign="bottom"  style="padding-left:0.25pt;padding-Right:0.25pt;padding-Top:0.25pt;padding-Bottom:0.25pt;width:0.32%;">
<p style="margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;color:#000000;font-size:10pt;font-family:Arial;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;">&#160;</p></td>
<td valign="top"  style="padding-left:0.25pt;padding-Right:0.25pt;padding-Top:0.25pt;padding-Bottom:0.25pt;width:13.34%;">
<p style="text-align:center;margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;color:#000000;font-size:10pt;font-family:Arial;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;">March 10, 2022</p></td>
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<p style="margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;font-family:Times New Roman;font-size:1pt;">&nbsp;</p></td>
<td colspan="2" valign="middle"  style="padding-left:0.25pt;padding-Right:0.25pt;padding-Top:0.25pt;padding-Bottom:0.25pt;width:50.1%;">
<p style="margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;font-family:Times New Roman;font-size:1pt;">&nbsp;</p></td>
<td colspan="2" valign="middle"  style="padding-left:0.25pt;padding-Right:0.25pt;padding-Top:0.25pt;padding-Bottom:0.25pt;width:13.66%;">
<p style="text-align:center;margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;font-family:Times New Roman;font-size:1pt;">&nbsp;</p></td>
</tr></table></div>
<p style="margin-top:12pt;margin-bottom:0pt;margin-left:0pt;;text-indent:0pt;;font-family:Times New Roman;font-size:10pt;">&nbsp;</p>
<p style="margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;font-family:Times New Roman;">&nbsp;</p>
<hr style="page-break-after:always;width:100%;">
<p style="margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;font-family:Times New Roman;font-size:10pt;">&nbsp;</p>
<div align="left">
<table border="0" cellspacing="0" cellpadding="0" style="border-collapse:collapse;  margin-left:0.05%;width:100.13%;">
<tr>
<td valign="top"  style="padding-left:0.25pt;padding-Right:0.25pt;padding-Top:0.25pt;padding-Bottom:0.25pt;width:36.24%;">
<p style="border-bottom:Solid 0.75pt #000000;padding-bottom:0pt;margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;color:#000000;font-size:10pt;font-family:Arial;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;"><font style="color:#000000;font-size:10pt;font-family:Arial;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;">/s/ Lawrence Klein, Ph.D.</font></p>
<p style="margin-bottom:1pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;color:#000000;font-size:10pt;font-family:Arial;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;">Lawrence Klein, Ph.D.</p></td>
<td valign="bottom"  style="padding-left:0.25pt;padding-Right:0.25pt;padding-Top:0.25pt;padding-Bottom:0.25pt;width:1.32%;">
<p style="margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;color:#000000;font-size:10pt;font-family:Arial;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;">&#160;&#160;</p></td>
<td valign="top"  style="padding-left:0.25pt;padding-Right:0.25pt;padding-Top:0.25pt;padding-Bottom:0.25pt;width:48.78%;">
<p style="margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;color:#000000;font-size:10pt;font-family:Arial;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;">Director</p></td>
<td valign="bottom"  style="padding-left:0.25pt;padding-Right:0.25pt;padding-Top:0.25pt;padding-Bottom:0.25pt;width:0.32%;">
<p style="margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;color:#000000;font-size:10pt;font-family:Arial;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;">&#160;</p></td>
<td valign="top"  style="padding-left:0.25pt;padding-Right:0.25pt;padding-Top:0.25pt;padding-Bottom:0.25pt;width:13.34%;">
<p style="text-align:center;margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;color:#000000;font-size:10pt;font-family:Arial;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;">March 10, 2022</p></td>
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<tr style="height:12pt;">
<td valign="middle"  style="padding-left:0.25pt;padding-Right:0.25pt;padding-Top:0.25pt;padding-Bottom:0.25pt;width:36.24%;">
<p style="margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;font-family:Times New Roman;font-size:1pt;">&nbsp;</p></td>
<td colspan="2" valign="middle"  style="padding-left:0.25pt;padding-Right:0.25pt;padding-Top:0.25pt;padding-Bottom:0.25pt;width:50.1%;">
<p style="margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;font-family:Times New Roman;font-size:1pt;">&nbsp;</p></td>
<td colspan="2" valign="middle"  style="padding-left:0.25pt;padding-Right:0.25pt;padding-Top:0.25pt;padding-Bottom:0.25pt;width:13.66%;">
<p style="text-align:center;margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;font-family:Times New Roman;font-size:1pt;">&nbsp;</p></td>
</tr>
<tr>
<td valign="top"  style="padding-left:0.25pt;padding-Right:0.25pt;padding-Top:0.25pt;padding-Bottom:0.25pt;width:36.24%;">
<p style="border-bottom:Solid 0.75pt #000000;padding-bottom:0pt;margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;color:#000000;font-size:10pt;font-family:Arial;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;">/s/ David Lubner</p>
<p style="margin-bottom:1pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;color:#000000;font-size:10pt;font-family:Arial;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;">David Lubner</p></td>
<td valign="bottom"  style="padding-left:0.25pt;padding-Right:0.25pt;padding-Top:0.25pt;padding-Bottom:0.25pt;width:1.32%;">
<p style="margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;color:#000000;font-size:10pt;font-family:Arial;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;">&#160;&#160;</p></td>
<td valign="top"  style="padding-left:0.25pt;padding-Right:0.25pt;padding-Top:0.25pt;padding-Bottom:0.25pt;width:48.78%;">
<p style="margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;color:#000000;font-size:10pt;font-family:Arial;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;">Director</p></td>
<td valign="bottom"  style="padding-left:0.25pt;padding-Right:0.25pt;padding-Top:0.25pt;padding-Bottom:0.25pt;width:0.32%;">
<p style="margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;color:#000000;font-size:10pt;font-family:Arial;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;">&#160;</p></td>
<td valign="top"  style="padding-left:0.25pt;padding-Right:0.25pt;padding-Top:0.25pt;padding-Bottom:0.25pt;width:13.34%;">
<p style="text-align:center;margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;color:#000000;font-size:10pt;font-family:Arial;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;">March 10, 2022</p></td>
</tr>
<tr style="height:12pt;">
<td valign="middle"  style="padding-left:0.25pt;padding-Right:0.25pt;padding-Top:0.25pt;padding-Bottom:0.25pt;width:36.24%;">
<p style="margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;font-family:Times New Roman;font-size:1pt;">&nbsp;</p></td>
<td colspan="2" valign="middle"  style="padding-left:0.25pt;padding-Right:0.25pt;padding-Top:0.25pt;padding-Bottom:0.25pt;width:50.1%;">
<p style="margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;font-family:Times New Roman;font-size:1pt;">&nbsp;</p></td>
<td colspan="2" valign="middle"  style="padding-left:0.25pt;padding-Right:0.25pt;padding-Top:0.25pt;padding-Bottom:0.25pt;width:13.66%;">
<p style="text-align:center;margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;font-family:Times New Roman;font-size:1pt;">&nbsp;</p></td>
</tr>
<tr>
<td valign="top"  style="padding-left:0.25pt;padding-Right:0.25pt;padding-Top:0.25pt;padding-Bottom:0.25pt;width:36.24%;">
<p style="border-bottom:Solid 0.75pt #000000;padding-bottom:0pt;margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;color:#000000;font-size:10pt;font-family:Arial;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;">/s/ Catherine Stehman-Breen, M.D.</p>
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<td valign="bottom"  style="padding-left:0.25pt;padding-Right:0.25pt;padding-Top:0.25pt;padding-Bottom:0.25pt;width:1.32%;">
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<td valign="bottom"  style="padding-left:0.25pt;padding-Right:0.25pt;padding-Top:0.25pt;padding-Bottom:0.25pt;width:0.32%;">
<p style="margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;color:#000000;font-size:10pt;font-family:Arial;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;">&#160;</p></td>
<td valign="top"  style="padding-left:0.25pt;padding-Right:0.25pt;padding-Top:0.25pt;padding-Bottom:0.25pt;width:13.34%;">
<p style="text-align:center;margin-bottom:0pt;margin-top:0pt;margin-left:0pt;;text-indent:0pt;;color:#000000;font-size:10pt;font-family:Arial;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;">March 10, 2022</p></td>
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<p style="margin-bottom:0pt;margin-top:0pt;text-indent:0%;font-weight:bold;;font-size:10pt;">&nbsp;</p>
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[{"type": "S-8", "sequence": "1", "filename": "dyn-s8.htm", "description": "S-8", "secsgml_size_bytes": 88824}]
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dyn-s8.htm
As filed with the Securities and Exchange Commission on March 10, 2022
Registration No. 333-
UNITED STATES
SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549
FORM S-8
REGISTRATION STATEMENT
UNDER
THE SECURITIES ACT OF 1933
Dyne Therapeutics, Inc.
(Exact Name of Registrant as Specified in Its Charter)
Delaware
36-4883909
(State or Other Jurisdiction of
Incorporation or Organization)
(I.R.S. Employer
Identification No.)
1560 Trapelo Road
Waltham, Massachusetts
02451
(Address of Principal Executive Offices)
(Zip Code)
2020 Stock Incentive Plan
(Full Title of the Plan)
Joshua T. Brumm
President and Chief Executive Officer
1560 Trapelo Road
Waltham, Massachusetts 02451
(Name and Address of Agent for Service)
(781) 786-8230
(Telephone Number, Including Area Code, of Agent for Service)
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.
☐
Statement of Incorporation by Reference
This Registration Statement on Form S-8, relating to the 2020 Stock Incentive Plan (the "2020 Plan") of Dyne Therapeutics, Inc. (the "Registrant"), is being filed for the purpose of registering additional securities of the same class as other securities for which a Registration Statement on Form S-8 relating to the 2020 Plan has previously been filed and is effective. Pursuant to General Instruction E to Form S-8, except as otherwise set forth below, this Registration Statement incorporates by reference (i) the contents of the Registration Statement on
Form S-8
, File No. 333-248873, relating to the 2020 Plan filed by the Registrant with the Securities and Exchange Commission on September 17, 2020, and (ii) the contents of the Registration Statement on
Form S-8
, File No. 333-253863, relating to the 2020 Plan filed by the Registrant with the Securities and Exchange Commission on March 4, 2021.
Item 8. Exhibits.
The following exhibits are incorporated herein by reference:
Number
Description
4.1
Restated Certificate of Incorporation of the Registrant (incorporated by reference to Exhibit 3.1 to the Registrant's Current Report on Form 8-K, filed with the Securities and Exchange Commission on September 21, 2020).
4.2
Amended and Restated Bylaws of the Registrant (incorporated by reference to Exhibit 3.2 to the Registrant's Current Report on Form 8-K, filed with the Securities and Exchange Commission on September 21, 2020).
5.1*
Opinion of Wilmer Cutler Pickering Hale and Dorr LLP, counsel to the Registrant.
23.1*
Consent of Deloitte & Touche LLP, independent registered public accounting firm.
23.2*
Consent of Wilmer Cutler Pickering Hale and Dorr LLP (included in Exhibit 5.1).
24.1*
Power of attorney (included on the signature pages of this registration statement).
99.1
2020 Stock Incentive Plan (incorporated by reference to Exhibit 10.4 to Amendment No.  1 to the Registrant's Registration Statement on Form S-1 (File No. 333-248414) filed with the Securities and Exchange Commission on September 10, 2020).
107*
Filing Fee Table
*
Filed herewith
SIGNATURES
Pursuant to the requirements of the Securities Act of 1933, 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 Waltham, Commonwealth of Massachusetts on this 10th day of March, 2022.
DYNE THERAPEUTICS, INC.
By:
/s/ Joshua Brumm
Joshua Brumm
President and Chief Executive Officer
POWER OF ATTORNEY AND SIGNATURES
We, the undersigned officers and directors of Dyne Therapeutics, Inc., hereby severally constitute and appoint Joshua Brumm and Richard Scalzo, and each of them singly (with full power to each of them to act alone), our true and lawful attorneys with full power of substitution and resubstitution in each of them for him or her and in his or her name, place and stead, and in any and all capacities, to sign for us and in our names in the capacities indicated below, the registration statement on Form S-8 filed herewith and any and all subsequent amendments to said registration statement, and generally to do all such things in our names and on our behalf in our capacities as officers and directors to enable Dyne Therapeutics, Inc. to comply with the provisions of the Securities Act of 1933, as amended, and all requirements of the Securities and Exchange Commission, hereby ratifying and confirming our signatures as they may be signed by our said attorneys, or any of them, to said registration statement and any and all amendments thereto.
Pursuant to the requirements of the Securities Act of 1933, this registration statement has been signed by the following persons in the capacities and on the dates indicated.
Signature
Title
Date
/s/ Joshua Brumm
Joshua Brumm
President, Chief Executive Officer and Director
(principal executive officer)
March 10, 2022
/s/ Richard Scalzo
Richard Scalzo
Vice President of Accounting and
Administration and Treasurer
(principal financial and accounting officer)
March 10, 2022
/s/ Jason Rhodes
Jason Rhodes
Director and Chairman of the Board
March 10, 2022
/s/ Ed Hurwitz
Ed Hurwitz
Director
March 10, 2022
/s/ Carlo Incerti, M.D.
Carlo Incerti, M.D.
Director
March 10, 2022
/s/ Dirk Kersten
Dirk Kersten
Director
March 10, 2022
/s/ Lawrence Klein, Ph.D.
Lawrence Klein, Ph.D.
Director
March 10, 2022
/s/ David Lubner
David Lubner
Director
March 10, 2022
/s/ Catherine Stehman-Breen, M.D.
Catherine Stehman-Breen, M.D.
Director
March 10, 2022