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   <P STYLE="margin-top:0pt; margin-bottom:0pt; font-size:10pt; font-family:Times New Roman" ALIGN="center"><B>As filed with the Securities and Exchange Commission on March&nbsp;3, 2025 </B></P>
  <P STYLE="margin-top:0pt; margin-bottom:0pt; font-size:10pt; font-family:Times New Roman" ALIGN="right"><B>Registration <FONT STYLE="white-space:nowrap">No.&nbsp;333-&#8195;&#8195;</FONT> </B></P>
  <P STYLE="font-size:4pt;margin-top:0pt;margin-bottom:0pt">&nbsp;</P> <P STYLE="line-height:1.0pt;margin-top:0pt;margin-bottom:0pt;border-bottom:1px solid #000000">&nbsp;</P>
  <P STYLE="line-height:3.0pt;margin-top:0pt;margin-bottom:2pt;border-bottom:1px solid #000000">&nbsp;</P> <P STYLE="margin-top:4pt; margin-bottom:0pt; font-size:18pt; font-family:Times New Roman" ALIGN="center"><B>UNITED STATES </B></P>
  <P STYLE="margin-top:0pt; margin-bottom:0pt; font-size:18pt; font-family:Times New Roman" ALIGN="center"><B>SECURITIES AND EXCHANGE COMMISSION </B></P>
  <P STYLE="margin-top:0pt; margin-bottom:0pt; font-size:12pt; font-family:Times New Roman" ALIGN="center"><B>Washington, D.C. 20549 </B></P> <P STYLE="font-size:12pt;margin-top:0pt;margin-bottom:0pt">&nbsp;</P><center>
  <P STYLE="line-height:6.0pt;margin-top:0pt;margin-bottom:2pt;border-bottom:1.00pt solid #000000;width:21%">&nbsp;</P></center> <P STYLE="margin-top:12pt; margin-bottom:0pt; font-size:18pt; font-family:Times New Roman" ALIGN="center"><B>FORM <FONT
  STYLE="white-space:nowrap">S-8</FONT></B></P> <P STYLE="margin-top:0pt; margin-bottom:0pt; font-size:18pt; font-family:Times New Roman" ALIGN="center"><B>REGISTRATION STATEMENT </B></P>
  <P STYLE="margin-top:0pt; margin-bottom:0pt; font-size:12pt; font-family:Times New Roman" ALIGN="center"><B><I>UNDER </I></B></P> <P STYLE="margin-top:0pt; margin-bottom:0pt; font-size:12pt; font-family:Times New Roman" ALIGN="center"><B><I>THE
  SECURITIES ACT OF 1933 </I></B></P> <P STYLE="font-size:12pt;margin-top:0pt;margin-bottom:0pt">&nbsp;</P><center> <P STYLE="line-height:6.0pt;margin-top:0pt;margin-bottom:2pt;border-bottom:1.00pt solid #000000;width:21%">&nbsp;</P></center>
  <P STYLE="margin-top:12pt; margin-bottom:0pt; font-size:24pt; font-family:Times New Roman" ALIGN="center"><B>Repare Therapeutics Inc. </B></P>
  <P STYLE="margin-top:0pt; margin-bottom:0pt; font-size:10pt; font-family:Times New Roman" ALIGN="center"><B>(Exact name of Registrant as specified in its charter) </B></P> <P STYLE="font-size:12pt;margin-top:0pt;margin-bottom:0pt">&nbsp;</P><center>
  <P STYLE="line-height:6.0pt;margin-top:0pt;margin-bottom:2pt;border-bottom:1.00pt solid #000000;width:21%">&nbsp;</P></center> <P STYLE="font-size:12pt;margin-top:0pt;margin-bottom:0pt">&nbsp;</P>
  <TABLE CELLSPACING="0" CELLPADDING="0" WIDTH="100%" BORDER="0" STYLE="BORDER-COLLAPSE:COLLAPSE; font-family:Times New Roman; font-size:10pt" ALIGN="center">
  
  
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  <TD VALIGN="top" ALIGN="center"><B>Qu&eacute;bec</B></TD>
  <TD VALIGN="bottom">&nbsp;</TD>
  <TD VALIGN="top" ALIGN="center"><B>Not applicable</B></TD></TR>
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  <TD VALIGN="top" ALIGN="center"> <P STYLE="margin-top:0pt; margin-bottom:0pt; font-size:8pt; font-family:Times New Roman" ALIGN="center"><B>(State or other jurisdiction of</B></P>
  <P STYLE="margin-top:0pt; margin-bottom:1pt; font-size:8pt; font-family:Times New Roman" ALIGN="center"><B>incorporation or organization)</B></P></TD>
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  <TD VALIGN="top" ALIGN="center"> <P STYLE="margin-top:0pt; margin-bottom:0pt; font-size:8pt; font-family:Times New Roman" ALIGN="center"><B>(I.R.S. Employer</B></P>
  <P STYLE="margin-top:0pt; margin-bottom:1pt; font-size:8pt; font-family:Times New Roman" ALIGN="center"><B>Identification No.)</B></P></TD></TR>
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  <TD VALIGN="top" ALIGN="center"> <P STYLE="margin-top:0pt; margin-bottom:0pt; font-size:10pt; font-family:Times New Roman" ALIGN="center"><B>7171 Frederick-Banting, Building 2,</B></P>
  <P STYLE="margin-top:0pt; margin-bottom:0pt; font-size:10pt; font-family:Times New Roman" ALIGN="center"><B>Suite 270</B></P> <P STYLE="margin-top:0pt; margin-bottom:1pt; font-size:10pt; font-family:Times New Roman" ALIGN="center"><B><FONT
  STYLE="white-space:nowrap">St-Laurent,</FONT> Qu&eacute;bec, Canada</B></P></TD>
  <TD VALIGN="bottom">&nbsp;</TD>
  <TD VALIGN="bottom" ALIGN="center"><B>H4S 1Z9</B></TD></TR>
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  <TD VALIGN="top" ALIGN="center"><B>(Address of Principal Executive Offices)</B></TD>
  <TD VALIGN="bottom">&nbsp;</TD>
  <TD VALIGN="top" ALIGN="center"><B>(Zip Code)</B></TD></TR>
  </TABLE> <P STYLE="margin-top:12pt; margin-bottom:0pt; font-size:10pt; font-family:Times New Roman" ALIGN="center"><B>Repare Therapeutics 2020 Equity Incentive Plan </B></P>
  <P STYLE="margin-top:0pt; margin-bottom:0pt; font-size:10pt; font-family:Times New Roman" ALIGN="center"><B>Repare Therapeutics 2020 Employee Share Purchase Plan </B></P>
  <P STYLE="margin-top:0pt; margin-bottom:0pt; font-size:8pt; font-family:Times New Roman" ALIGN="center"><B>(Full title of the plan) </B></P>
  <P STYLE="margin-top:12pt; margin-bottom:0pt; font-size:10pt; font-family:Times New Roman" ALIGN="center"><B>Lloyd M. Segal </B></P> <P STYLE="margin-top:0pt; margin-bottom:0pt; font-size:10pt; font-family:Times New Roman" ALIGN="center"><B>Chief
  Executive Officer </B></P> <P STYLE="margin-top:0pt; margin-bottom:0pt; font-size:10pt; font-family:Times New Roman" ALIGN="center"><B>Repare Therapeutics Inc. </B></P>
  <P STYLE="margin-top:0pt; margin-bottom:0pt; font-size:10pt; font-family:Times New Roman" ALIGN="center"><B>1 Broadway, 15th Floor </B></P>
  <P STYLE="margin-top:0pt; margin-bottom:0pt; font-size:10pt; font-family:Times New Roman" ALIGN="center"><B>Cambridge, MA 02142 </B></P> <P STYLE="margin-top:0pt; margin-bottom:0pt; font-size:10pt; font-family:Times New Roman" ALIGN="center"><B>+1
  857 412 7018 </B></P> <P STYLE="margin-top:0pt; margin-bottom:0pt; font-size:8pt; font-family:Times New Roman" ALIGN="center"><B>(Name, address, including zip code, and telephone number, including area code, of agent for service) </B></P>
  <P STYLE="font-size:12pt;margin-top:0pt;margin-bottom:0pt">&nbsp;</P><center> <P STYLE="line-height:6.0pt;margin-top:0pt;margin-bottom:2pt;border-bottom:1.00pt solid #000000;width:21%">&nbsp;</P></center>
  <P STYLE="margin-top:12pt; margin-bottom:0pt; font-size:10pt; font-family:Times New Roman" ALIGN="center"><B><I>Copies to: </I></B></P>
  <TABLE CELLSPACING="0" CELLPADDING="0" WIDTH="100%" BORDER="0" STYLE="BORDER-COLLAPSE:COLLAPSE; font-family:Times New Roman; font-size:10pt" ALIGN="center">
  
  
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  <TD VALIGN="top" ALIGN="center"> <P STYLE="margin-top:0pt; margin-bottom:0pt; font-size:10pt; font-family:Times New Roman" ALIGN="center"><B>Divakar Gupta</B></P>
  <P STYLE="margin-top:0pt; margin-bottom:0pt; font-size:10pt; font-family:Times New Roman" ALIGN="center"><B>Courtney Thorne</B></P> <P STYLE="margin-top:0pt; margin-bottom:0pt; font-size:10pt; font-family:Times New Roman" ALIGN="center"><B>Cooley
  LLP</B></P> <P STYLE="margin-top:0pt; margin-bottom:0pt; font-size:10pt; font-family:Times New Roman" ALIGN="center"><B>500 Boylston Street</B></P>
  <P STYLE="margin-top:0pt; margin-bottom:0pt; font-size:10pt; font-family:Times New Roman" ALIGN="center"><B>Boston, Massachusetts 02116</B></P>
  <P STYLE="margin-top:0pt; margin-bottom:1pt; font-size:10pt; font-family:Times New Roman" ALIGN="center"><B>+1 617 937 2300</B></P></TD>
  <TD VALIGN="bottom">&nbsp;</TD>
  <TD VALIGN="top" ALIGN="center"> <P STYLE="margin-top:0pt; margin-bottom:0pt; font-size:10pt; font-family:Times New Roman" ALIGN="center"><B>Robert Carelli</B></P>
  <P STYLE="margin-top:0pt; margin-bottom:0pt; font-size:10pt; font-family:Times New Roman" ALIGN="center"><B>Jeremy Sculnick</B></P> <P STYLE="margin-top:0pt; margin-bottom:0pt; font-size:10pt; font-family:Times New Roman" ALIGN="center"><B>Stikeman
  Elliott LLP</B></P> <P STYLE="margin-top:0pt; margin-bottom:0pt; font-size:10pt; font-family:Times New Roman" ALIGN="center"><B>1155 <FONT STYLE="white-space:nowrap">Ren&eacute;-L&eacute;vesque</FONT> Blvd. West</B></P>
  <P STYLE="margin-top:0pt; margin-bottom:0pt; font-size:10pt; font-family:Times New Roman" ALIGN="center"><B>41st Floor</B></P>
  <P STYLE="margin-top:0pt; margin-bottom:0pt; font-size:10pt; font-family:Times New Roman" ALIGN="center"><B>Montr&eacute;al, Qu&eacute;bec, Canada H3B 3V2</B></P>
  <P STYLE="margin-top:0pt; margin-bottom:1pt; font-size:10pt; font-family:Times New Roman" ALIGN="center"><B>+1 514 397 3222</B></P></TD></TR>
  </TABLE> <P STYLE="font-size:12pt;margin-top:0pt;margin-bottom:0pt">&nbsp;</P><center> <P STYLE="line-height:6.0pt;margin-top:0pt;margin-bottom:2pt;border-bottom:1.00pt solid #000000;width:21%">&nbsp;</P></center>
  <P STYLE="margin-top:12pt; margin-bottom:0pt; font-size:10pt; font-family:Times New Roman">Indicate by check mark whether the registrant is a large accelerated filer, an accelerated filer, a <FONT STYLE="white-space:nowrap">non-accelerated</FONT>
  filer, a smaller reporting company or an emerging growth company. See the definitions of &#147;large accelerated filer,&#148; &#147;accelerated filer,&#148; &#147;smaller reporting company,&#148; and &#147;emerging growth company&#148; in Rule <FONT
  STYLE="white-space:nowrap">12b-2</FONT> of the Exchange Act. </P> <P STYLE="font-size:12pt;margin-top:0pt;margin-bottom:0pt">&nbsp;</P>
  <TABLE CELLSPACING="0" CELLPADDING="0" WIDTH="100%" BORDER="0" STYLE="BORDER-COLLAPSE:COLLAPSE; font-family:Times New Roman; font-size:10pt" ALIGN="center">
  
  
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  <TD VALIGN="bottom">Large&nbsp;accelerated&nbsp;filer</TD>
  <TD VALIGN="bottom">&nbsp;</TD>
  <TD VALIGN="bottom">&#9744;</TD>
  <TD VALIGN="bottom">&nbsp;&nbsp;</TD>
  <TD VALIGN="bottom">Accelerated filer</TD>
  <TD VALIGN="bottom">&nbsp;</TD>
  <TD VALIGN="bottom">&#9744;</TD></TR>
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  <TD HEIGHT="8" COLSPAN="2"></TD>
  <TD HEIGHT="8" COLSPAN="2"></TD></TR>
  <TR STYLE="page-break-inside:avoid ; font-family:Times New Roman; font-size:10pt">
  <TD VALIGN="bottom"><FONT STYLE="white-space:nowrap">Non-accelerated&nbsp;filer</FONT></TD>
  <TD VALIGN="bottom">&nbsp;</TD>
  <TD VALIGN="bottom">&#9746;</TD>
  <TD VALIGN="bottom">&nbsp;&nbsp;</TD>
  <TD VALIGN="bottom">Smaller&nbsp;reporting&nbsp;company</TD>
  <TD VALIGN="bottom">&nbsp;</TD>
  <TD VALIGN="bottom">&#9746;</TD></TR>
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  <TD HEIGHT="8" COLSPAN="2"></TD>
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  <TD VALIGN="bottom">&nbsp;</TD>
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  <TD VALIGN="bottom">&nbsp;&nbsp;</TD>
  <TD VALIGN="bottom">Emerging growth company</TD>
  <TD VALIGN="bottom">&nbsp;</TD>
  <TD VALIGN="bottom">&#9744;</TD></TR>
  </TABLE> <P STYLE="margin-top:12pt; margin-bottom:0pt; font-size:10pt; font-family:Times New Roman">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&nbsp;7(a)(2)(B) of the Securities Act.&#8194;&#9744; </P> <P STYLE="font-size:10pt;margin-top:0pt;margin-bottom:0pt">&nbsp;</P>
  <P STYLE="line-height:1.0pt;margin-top:0pt;margin-bottom:0pt;border-bottom:1px solid #000000">&nbsp;</P> <P STYLE="line-height:3.0pt;margin-top:0pt;margin-bottom:2pt;border-bottom:1px solid #000000">&nbsp;</P>
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   <P STYLE="margin-top:0pt; margin-bottom:0pt; font-size:10pt; font-family:Times New Roman" ALIGN="center"><B>REGISTRATION OF ADDITIONAL SHARES PURSUANT TO GENERAL INSTRUCTION E </B></P>
  <P STYLE="margin-top:12pt; margin-bottom:0pt; text-indent:4%; font-size:10pt; font-family:Times New Roman">Pursuant to General Instruction E of Form <FONT STYLE="white-space:nowrap">S-8,</FONT> Repare Therapeutics Inc. (the
  &#147;<B><I>Registrant</I></B>&#148;) is filing this Registration Statement with the Securities and Exchange Commission (the &#147;<B><I>Commission</I></B>&#148;) to register (i) 2,125,535 additional common shares, no par value (the
  &#147;<B><I>Common Shares</I></B>&#148;), of the Registrant under the 2020 Equity Incentive Plan (the &#147;<B><I>2020 Plan</I></B>&#148;), pursuant to the provisions of the 2020 Plan providing for an automatic increase in the number of Common
  Shares reserved and available for issuance under the 2020 Plan on January&nbsp;1, 2025 and (ii) 425,107 additional Common Shares under the 2020 Employee Share Purchase Plan (the &#147;<B><I>ESPP</I></B>&#148;), pursuant to the provisions of the ESPP
  providing for an automatic increase in the number of Common Shares reserved and available for issuance under the ESPP on January&nbsp;1, 2025. In accordance with the instructional note to Part I of Form <FONT STYLE="white-space:nowrap">S-8</FONT> as
  promulgated by the Commission, the information specified by Part I of the Form <FONT STYLE="white-space:nowrap">S-8</FONT> has been omitted from this Registration Statement. </P>
  <P STYLE="margin-top:24pt; margin-bottom:0pt; font-size:10pt; font-family:Times New Roman" ALIGN="center"><B>PART II </B></P> <P STYLE="margin-top:12pt; margin-bottom:0pt; font-size:10pt; font-family:Times New Roman" ALIGN="center"><B>INFORMATION
  REQUIRED IN THE REGISTRATION STATEMENT </B></P> <P STYLE="font-size:12pt;margin-top:0pt;margin-bottom:0pt">&nbsp;</P>
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  <TD WIDTH="10%" VALIGN="top" ALIGN="left"><B>ITEM&#8201;3.</B></TD>
  <TD ALIGN="left" VALIGN="top"> <P STYLE=" margin-top:0pt ; margin-bottom:0pt; font-size:10pt; font-family:Times New Roman; " ALIGN="left"><B>INCORPORATION OF DOCUMENTS BY REFERENCE </B></P></TD></TR></TABLE>
  <P STYLE="margin-top:12pt; margin-bottom:0pt; text-indent:4%; font-size:10pt; font-family:Times New Roman">The following documents filed by the Registrant with the Commission are incorporated by reference into this Registration Statement: </P>
  <P STYLE="margin-top:12pt; margin-bottom:0pt; text-indent:4%; font-size:10pt; font-family:Times New Roman">(a) The contents of the Registrant&#146;s Registration Statements on Form <FONT STYLE="white-space:nowrap">S-8</FONT> (File Nos. <A HREF="http://www.sec.gov/Archives/edgar/data/1808158/000119312520176824/d948823ds8.htm">
  <U><FONT STYLE="white-space:nowrap">333-239400</FONT></U></A>, <A HREF="http://www.sec.gov/Archives/edgar/data/1808158/000119312521106544/d19662ds8.htm"><U><FONT STYLE="white-space:nowrap">333-255048</FONT></U></A><U>,</U> <A HREF="http://www.sec.gov/Archives/edgar/data/1808158/000119312522072761/d289817ds8.htm">
  <U><FONT STYLE="white-space:nowrap">333-263469</FONT></U></A>, <A HREF="http://www.sec.gov/Archives/edgar/data/1808158/000119312523056280/d454118ds8.htm"><FONT STYLE="white-space:nowrap">333-270170</FONT></A> and <A HREF="http://www.sec.gov/Archives/edgar/data/1808158/000119312524050665/d625744ds8.htm">
  <FONT STYLE="white-space:nowrap">333-277451</FONT></A>) filed with the Commission on June&nbsp;24, 2020, April&nbsp;6, 2021, March&nbsp;11, 2022, March&nbsp;1, 2023 and February&nbsp;28, 2024, respectively. </P>
  <P STYLE="margin-top:12pt; margin-bottom:0pt; text-indent:4%; font-size:10pt; font-family:Times New Roman">(b) The Registrant&#146;s Annual Report on <U><A HREF="http://www.sec.gov/Archives/edgar/data/../../../ix?doc=/Archives/edgar/data/1808158/000095017025030405/rptx-20241231.htm">Form
   <FONT STYLE="white-space:nowrap">10-K</FONT></A></U> for the fiscal year ended December&nbsp;31, 2024, filed with the Commission on March&nbsp;3, 2025. </P>
  <P STYLE="margin-top:12pt; margin-bottom:0pt; text-indent:4%; font-size:10pt; font-family:Times New Roman">(c) The Registrant&#146;s Current Report on Form <FONT STYLE="white-space:nowrap">8-K</FONT> filed with the Commission on <A HREF="http://www.sec.gov/Archives/edgar/data/1808158/000119312525033718/d859090d8k.htm">February
  <U></U>&nbsp;25, 2025</A>. </P> <P STYLE="margin-top:12pt; margin-bottom:0pt; text-indent:4%; font-size:10pt; font-family:Times New Roman">(d) The description of the Registrant&#146;s Common Shares which is contained in the Registrant&#146;s
  Registration Statement on <A HREF="http://www.sec.gov/Archives/edgar/data/1808158/000119312520170457/d944254d8a12b.htm"><U>Form <FONT STYLE="white-space:nowrap">8-A</FONT></U></A> filed on June&nbsp;16, 2020 (File
  <FONT STYLE="white-space:nowrap">No.&nbsp;001-39335)</FONT> under the Securities Exchange Act of 1934, as amended (the &#147;<B><I>Exchange Act</I></B>&#148;), including any amendment or report filed for the purpose of updating such description.
  </P> <P STYLE="margin-top:12pt; margin-bottom:0pt; text-indent:4%; font-size:10pt; font-family:Times New Roman">All documents, reports and definitive proxy or information statements filed by the Registrant pursuant to Sections 13(a), 13(c), 14 and
  15(d) of the Exchange Act (other than Current Reports furnished under Item 2.02 or Item 7.01 of Form <FONT STYLE="white-space:nowrap">8-K</FONT> and exhibits furnished on such form that relate to such items) on or after the date of this Registration
  Statement and prior to the filing of a post-effective amendment to this Registration Statement that indicates that all securities offered hereby have been sold or that deregisters all securities then remaining unsold shall be deemed to be
  incorporated by reference in this Registration Statement and to be part hereof from the date of filing of such documents. Any statement contained in a document incorporated or deemed to be incorporated by reference herein shall be deemed to be
  modified or superseded for purposes of this Registration Statement to the extent that a statement contained herein or in any subsequently filed document that also is deemed to be incorporated by reference herein modifies or supersedes such
  statement. Any such statement so modified or superseded shall not be deemed, except as so modified or superseded, to constitute a part of this Registration Statement. </P>
  </DIV></Center>
  
  
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  <TD WIDTH="10%" VALIGN="top" ALIGN="left"><B>ITEM&#8201;8.</B></TD>
  <TD ALIGN="left" VALIGN="top"> <P STYLE=" margin-top:0pt ; margin-bottom:0pt; font-size:10pt; font-family:Times New Roman; " ALIGN="left"><B>EXHIBITS </B></P></TD></TR></TABLE> <P STYLE="font-size:12pt;margin-top:0pt;margin-bottom:0pt">&nbsp;</P>
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  <TD VALIGN="bottom" ROWSPAN="2" NOWRAP> <P STYLE="margin-top:0pt; margin-bottom:0pt; font-size:8pt; font-family:Times New Roman"><B>Exhibit</B></P>
  <P STYLE="margin-top:0pt; margin-bottom:1pt; border-bottom:1.00pt solid #000000; display:table-cell; font-size:8pt; font-family:Times New Roman; "><B>Number</B></P></TD>
  <TD VALIGN="bottom" ROWSPAN="2">&nbsp;&nbsp;</TD>
  <TD VALIGN="bottom" ROWSPAN="2" ALIGN="center" STYLE="border-bottom:1.00pt solid #000000"> <P STYLE="margin-top:0pt; margin-bottom:1pt; font-size:8pt; font-family:Times New Roman" ALIGN="center"><B>Description</B></P></TD>
  <TD VALIGN="bottom">&nbsp;&nbsp;</TD>
  <TD VALIGN="bottom" COLSPAN="14" ALIGN="center" STYLE="border-bottom:1.00pt solid #000000"><B>Incorporated by Reference</B></TD>
  <TD VALIGN="bottom">&nbsp;</TD></TR>
  <TR STYLE="page-break-inside:avoid ; font-family:Times New Roman; font-size:8pt">
  <TD VALIGN="bottom">&nbsp;&nbsp;</TD>
  <TD VALIGN="bottom" COLSPAN="2" ALIGN="center" STYLE="border-bottom:1.00pt solid #000000"><B>Schedule</B><br><B>Form</B></TD>
  <TD VALIGN="bottom">&nbsp;</TD>
  <TD VALIGN="bottom">&nbsp;&nbsp;</TD>
  <TD VALIGN="bottom" COLSPAN="2" ALIGN="center" STYLE="border-bottom:1.00pt solid #000000"><B>File</B><br><B>Number</B></TD>
  <TD VALIGN="bottom">&nbsp;</TD>
  <TD VALIGN="bottom">&nbsp;&nbsp;</TD>
  <TD VALIGN="bottom" COLSPAN="2" ALIGN="center" STYLE="border-bottom:1.00pt solid #000000"><B>Exhibit</B></TD>
  <TD VALIGN="bottom">&nbsp;</TD>
  <TD VALIGN="bottom">&nbsp;&nbsp;</TD>
  <TD VALIGN="bottom" COLSPAN="2" ALIGN="center" STYLE="border-bottom:1.00pt solid #000000"><B>Filing Date</B></TD>
  <TD VALIGN="bottom">&nbsp;</TD></TR>
  
  
  <TR STYLE="font-size:1pt">
  <TD HEIGHT="8"></TD>
  <TD HEIGHT="8" COLSPAN="2"></TD>
  <TD HEIGHT="8" COLSPAN="4"></TD>
  <TD HEIGHT="8" COLSPAN="4"></TD>
  <TD HEIGHT="8" COLSPAN="4"></TD>
  <TD HEIGHT="8" COLSPAN="4"></TD></TR>
  <TR STYLE="page-break-inside:avoid ; font-family:Times New Roman; font-size:10pt">
  <TD VALIGN="top" NOWRAP>&#8199;4.1</TD>
  <TD VALIGN="bottom">&nbsp;&nbsp;</TD>
  <TD VALIGN="top"><A HREF="http://www.sec.gov/Archives/edgar/data/1808158/000119312520176579/d920931dex31.htm">Articles of Continuance of Repare Therapeutics Inc.</A></TD>
  <TD VALIGN="bottom">&nbsp;&nbsp;</TD>
  <TD VALIGN="bottom">&nbsp;</TD>
  <TD VALIGN="bottom" ALIGN="right"><FONT STYLE="white-space:nowrap">8-K</FONT></TD>
  <TD NOWRAP VALIGN="bottom">&nbsp;</TD>
  <TD VALIGN="bottom">&nbsp;&nbsp;</TD>
  <TD VALIGN="bottom">&nbsp;</TD>
  <TD VALIGN="bottom" ALIGN="right"><FONT STYLE="white-space:nowrap">001-39335</FONT></TD>
  <TD NOWRAP VALIGN="bottom">&nbsp;</TD>
  <TD VALIGN="bottom">&nbsp;&nbsp;</TD>
  <TD VALIGN="bottom">&nbsp;</TD>
  <TD VALIGN="bottom" ALIGN="right">3.1</TD>
  <TD NOWRAP VALIGN="bottom">&nbsp;</TD>
  <TD VALIGN="bottom">&nbsp;&nbsp;</TD>
  <TD VALIGN="bottom">&nbsp;</TD>
  <TD VALIGN="bottom" ALIGN="right">June&nbsp;23,&nbsp;2020</TD>
  <TD NOWRAP VALIGN="bottom">&nbsp;</TD></TR>
  <TR STYLE="font-size:1pt">
  <TD HEIGHT="8"></TD>
  <TD HEIGHT="8" COLSPAN="2"></TD>
  <TD HEIGHT="8" COLSPAN="4"></TD>
  <TD HEIGHT="8" COLSPAN="4"></TD>
  <TD HEIGHT="8" COLSPAN="4"></TD>
  <TD HEIGHT="8" COLSPAN="4"></TD></TR>
  <TR STYLE="page-break-inside:avoid ; font-family:Times New Roman; font-size:10pt">
  <TD VALIGN="top" NOWRAP>&#8199;4.2</TD>
  <TD VALIGN="bottom">&nbsp;&nbsp;</TD>
  <TD VALIGN="top"><A HREF="http://www.sec.gov/Archives/edgar/data/1808158/000119312520176579/d920931dex32.htm">Amended and Restated Bylaws of Repare Therapeutics Inc.</A></TD>
  <TD VALIGN="bottom">&nbsp;&nbsp;</TD>
  <TD VALIGN="bottom">&nbsp;</TD>
  <TD VALIGN="bottom" ALIGN="right"><FONT STYLE="white-space:nowrap">8-K</FONT></TD>
  <TD NOWRAP VALIGN="bottom">&nbsp;</TD>
  <TD VALIGN="bottom">&nbsp;&nbsp;</TD>
  <TD VALIGN="bottom">&nbsp;</TD>
  <TD VALIGN="bottom" ALIGN="right"><FONT STYLE="white-space:nowrap">001-39335</FONT></TD>
  <TD NOWRAP VALIGN="bottom">&nbsp;</TD>
  <TD VALIGN="bottom">&nbsp;&nbsp;</TD>
  <TD VALIGN="bottom">&nbsp;</TD>
  <TD VALIGN="bottom" ALIGN="right">3.2</TD>
  <TD NOWRAP VALIGN="bottom">&nbsp;</TD>
  <TD VALIGN="bottom">&nbsp;&nbsp;</TD>
  <TD VALIGN="bottom">&nbsp;</TD>
  <TD VALIGN="bottom" ALIGN="right">June&nbsp;23, 2020</TD>
  <TD NOWRAP VALIGN="bottom">&nbsp;</TD></TR>
  <TR STYLE="font-size:1pt">
  <TD HEIGHT="8"></TD>
  <TD HEIGHT="8" COLSPAN="2"></TD>
  <TD HEIGHT="8" COLSPAN="4"></TD>
  <TD HEIGHT="8" COLSPAN="4"></TD>
  <TD HEIGHT="8" COLSPAN="4"></TD>
  <TD HEIGHT="8" COLSPAN="4"></TD></TR>
  <TR STYLE="page-break-inside:avoid ; font-family:Times New Roman; font-size:10pt">
  <TD VALIGN="top" NOWRAP>&#8199;4.3</TD>
  <TD VALIGN="bottom">&nbsp;&nbsp;</TD>
  <TD VALIGN="top"><A HREF="http://www.sec.gov/Archives/edgar/data/1808158/000119312520168295/d908774dex41.htm">Form of Common Share Certificate.</A></TD>
  <TD VALIGN="bottom">&nbsp;&nbsp;</TD>
  <TD VALIGN="bottom">&nbsp;</TD>
  <TD VALIGN="bottom" ALIGN="right"><FONT STYLE="white-space:nowrap">S-1/A</FONT></TD>
  <TD NOWRAP VALIGN="bottom">&nbsp;</TD>
  <TD VALIGN="bottom">&nbsp;&nbsp;</TD>
  <TD VALIGN="bottom">&nbsp;</TD>
  <TD VALIGN="bottom" ALIGN="right"><FONT STYLE="white-space:nowrap">333-238822</FONT></TD>
  <TD NOWRAP VALIGN="bottom">&nbsp;</TD>
  <TD VALIGN="bottom">&nbsp;&nbsp;</TD>
  <TD VALIGN="bottom">&nbsp;</TD>
  <TD VALIGN="bottom" ALIGN="right">4.1</TD>
  <TD NOWRAP VALIGN="bottom">&nbsp;</TD>
  <TD VALIGN="bottom">&nbsp;&nbsp;</TD>
  <TD VALIGN="bottom">&nbsp;</TD>
  <TD VALIGN="bottom" ALIGN="right">June&nbsp;15, 2020</TD>
  <TD NOWRAP VALIGN="bottom">&nbsp;</TD></TR>
  <TR STYLE="font-size:1pt">
  <TD HEIGHT="8"></TD>
  <TD HEIGHT="8" COLSPAN="2"></TD>
  <TD HEIGHT="8" COLSPAN="4"></TD>
  <TD HEIGHT="8" COLSPAN="4"></TD>
  <TD HEIGHT="8" COLSPAN="4"></TD>
  <TD HEIGHT="8" COLSPAN="4"></TD></TR>
  <TR STYLE="page-break-inside:avoid ; font-family:Times New Roman; font-size:10pt">
  <TD VALIGN="top" NOWRAP>&#8199;5.1*</TD>
  <TD VALIGN="bottom">&nbsp;&nbsp;</TD>
  <TD VALIGN="top"><A HREF="d889324dex51.htm">Opinion of Stikeman Elliott LLP. </A></TD>
  <TD VALIGN="bottom">&nbsp;&nbsp;</TD>
  <TD VALIGN="bottom"></TD>
  <TD VALIGN="bottom"></TD>
  <TD VALIGN="bottom"></TD>
  <TD VALIGN="bottom">&nbsp;&nbsp;</TD>
  <TD VALIGN="bottom"></TD>
  <TD VALIGN="bottom"></TD>
  <TD VALIGN="bottom"></TD>
  <TD VALIGN="bottom">&nbsp;&nbsp;</TD>
  <TD VALIGN="bottom"></TD>
  <TD VALIGN="bottom"></TD>
  <TD VALIGN="bottom"></TD>
  <TD VALIGN="bottom">&nbsp;&nbsp;</TD>
  <TD VALIGN="bottom"></TD>
  <TD VALIGN="bottom"></TD>
  <TD VALIGN="bottom"></TD></TR>
  <TR STYLE="font-size:1pt">
  <TD HEIGHT="8"></TD>
  <TD HEIGHT="8" COLSPAN="2"></TD>
  <TD HEIGHT="8" COLSPAN="4"></TD>
  <TD HEIGHT="8" COLSPAN="4"></TD>
  <TD HEIGHT="8" COLSPAN="4"></TD>
  <TD HEIGHT="8" COLSPAN="4"></TD></TR>
  <TR STYLE="page-break-inside:avoid ; font-family:Times New Roman; font-size:10pt">
  <TD VALIGN="top" NOWRAP>23.1*</TD>
  <TD VALIGN="bottom">&nbsp;&nbsp;</TD>
  <TD VALIGN="top"><A HREF="d889324dex231.htm">Consent of Ernst&nbsp;&amp; Young LLP, Independent Registered Public Accounting Firm. </A></TD>
  <TD VALIGN="bottom">&nbsp;&nbsp;</TD>
  <TD VALIGN="bottom"></TD>
  <TD VALIGN="bottom"></TD>
  <TD VALIGN="bottom"></TD>
  <TD VALIGN="bottom">&nbsp;&nbsp;</TD>
  <TD VALIGN="bottom"></TD>
  <TD VALIGN="bottom"></TD>
  <TD VALIGN="bottom"></TD>
  <TD VALIGN="bottom">&nbsp;&nbsp;</TD>
  <TD VALIGN="bottom"></TD>
  <TD VALIGN="bottom"></TD>
  <TD VALIGN="bottom"></TD>
  <TD VALIGN="bottom">&nbsp;&nbsp;</TD>
  <TD VALIGN="bottom"></TD>
  <TD VALIGN="bottom"></TD>
  <TD VALIGN="bottom"></TD></TR>
  <TR STYLE="font-size:1pt">
  <TD HEIGHT="8"></TD>
  <TD HEIGHT="8" COLSPAN="2"></TD>
  <TD HEIGHT="8" COLSPAN="4"></TD>
  <TD HEIGHT="8" COLSPAN="4"></TD>
  <TD HEIGHT="8" COLSPAN="4"></TD>
  <TD HEIGHT="8" COLSPAN="4"></TD></TR>
  <TR STYLE="page-break-inside:avoid ; font-family:Times New Roman; font-size:10pt">
  <TD VALIGN="top" NOWRAP>23.2*</TD>
  <TD VALIGN="bottom">&nbsp;&nbsp;</TD>
  <TD VALIGN="top"><A HREF="d889324dex51.htm">Consent of Stikeman Elliott LLP (included in Exhibit 5.1). </A></TD>
  <TD VALIGN="bottom">&nbsp;&nbsp;</TD>
  <TD VALIGN="bottom"></TD>
  <TD VALIGN="bottom"></TD>
  <TD VALIGN="bottom"></TD>
  <TD VALIGN="bottom">&nbsp;&nbsp;</TD>
  <TD VALIGN="bottom"></TD>
  <TD VALIGN="bottom"></TD>
  <TD VALIGN="bottom"></TD>
  <TD VALIGN="bottom">&nbsp;&nbsp;</TD>
  <TD VALIGN="bottom"></TD>
  <TD VALIGN="bottom"></TD>
  <TD VALIGN="bottom"></TD>
  <TD VALIGN="bottom">&nbsp;&nbsp;</TD>
  <TD VALIGN="bottom"></TD>
  <TD VALIGN="bottom"></TD>
  <TD VALIGN="bottom"></TD></TR>
  <TR STYLE="font-size:1pt">
  <TD HEIGHT="8"></TD>
  <TD HEIGHT="8" COLSPAN="2"></TD>
  <TD HEIGHT="8" COLSPAN="4"></TD>
  <TD HEIGHT="8" COLSPAN="4"></TD>
  <TD HEIGHT="8" COLSPAN="4"></TD>
  <TD HEIGHT="8" COLSPAN="4"></TD></TR>
  <TR STYLE="page-break-inside:avoid ; font-family:Times New Roman; font-size:10pt">
  <TD VALIGN="top" NOWRAP>24.1*</TD>
  <TD VALIGN="bottom">&nbsp;&nbsp;</TD>
  <TD VALIGN="top"><A HREF="#sig">Power of Attorney (included on the signature page of this Form <FONT STYLE="white-space:nowrap">S-8).&nbsp;</FONT></A></TD>
  <TD VALIGN="bottom">&nbsp;&nbsp;</TD>
  <TD VALIGN="bottom"></TD>
  <TD VALIGN="bottom"></TD>
  <TD VALIGN="bottom"></TD>
  <TD VALIGN="bottom">&nbsp;&nbsp;</TD>
  <TD VALIGN="bottom"></TD>
  <TD VALIGN="bottom"></TD>
  <TD VALIGN="bottom"></TD>
  <TD VALIGN="bottom">&nbsp;&nbsp;</TD>
  <TD VALIGN="bottom"></TD>
  <TD VALIGN="bottom"></TD>
  <TD VALIGN="bottom"></TD>
  <TD VALIGN="bottom">&nbsp;&nbsp;</TD>
  <TD VALIGN="bottom"></TD>
  <TD VALIGN="bottom"></TD>
  <TD VALIGN="bottom"></TD></TR>
  <TR STYLE="font-size:1pt">
  <TD HEIGHT="8"></TD>
  <TD HEIGHT="8" COLSPAN="2"></TD>
  <TD HEIGHT="8" COLSPAN="4"></TD>
  <TD HEIGHT="8" COLSPAN="4"></TD>
  <TD HEIGHT="8" COLSPAN="4"></TD>
  <TD HEIGHT="8" COLSPAN="4"></TD></TR>
  <TR STYLE="page-break-inside:avoid ; font-family:Times New Roman; font-size:10pt">
  <TD VALIGN="top" NOWRAP>99.1</TD>
  <TD VALIGN="bottom">&nbsp;&nbsp;</TD>
  <TD VALIGN="top"><A HREF="http://www.sec.gov/Archives/edgar/data/1808158/000119312520168295/d908774dex103.htm">2020 Equity Incentive Plan.</A></TD>
  <TD VALIGN="bottom">&nbsp;&nbsp;</TD>
  <TD VALIGN="bottom">&nbsp;</TD>
  <TD VALIGN="bottom" ALIGN="right"><FONT STYLE="white-space:nowrap">S-1/A</FONT></TD>
  <TD NOWRAP VALIGN="bottom">&nbsp;</TD>
  <TD VALIGN="bottom">&nbsp;&nbsp;</TD>
  <TD VALIGN="bottom">&nbsp;</TD>
  <TD VALIGN="bottom" ALIGN="right"><FONT STYLE="white-space:nowrap">333-238822</FONT></TD>
  <TD NOWRAP VALIGN="bottom">&nbsp;</TD>
  <TD VALIGN="bottom">&nbsp;&nbsp;</TD>
  <TD VALIGN="bottom">&nbsp;</TD>
  <TD VALIGN="bottom" ALIGN="right">10.3</TD>
  <TD NOWRAP VALIGN="bottom">&nbsp;</TD>
  <TD VALIGN="bottom">&nbsp;&nbsp;</TD>
  <TD VALIGN="bottom">&nbsp;</TD>
  <TD VALIGN="bottom" ALIGN="right">June&nbsp;15, 2020</TD>
  <TD NOWRAP VALIGN="bottom">&nbsp;</TD></TR>
  <TR STYLE="font-size:1pt">
  <TD HEIGHT="8"></TD>
  <TD HEIGHT="8" COLSPAN="2"></TD>
  <TD HEIGHT="8" COLSPAN="4"></TD>
  <TD HEIGHT="8" COLSPAN="4"></TD>
  <TD HEIGHT="8" COLSPAN="4"></TD>
  <TD HEIGHT="8" COLSPAN="4"></TD></TR>
  <TR STYLE="page-break-inside:avoid ; font-family:Times New Roman; font-size:10pt">
  <TD VALIGN="top" NOWRAP>99.2</TD>
  <TD VALIGN="bottom">&nbsp;&nbsp;</TD>
  <TD VALIGN="top"><A HREF="http://www.sec.gov/Archives/edgar/data/1808158/000119312520168295/d908774dex104.htm">Form of Share Option Grant Notice and Share Option Agreement under the 2020 Equity Incentive Plan.</A></TD>
  <TD VALIGN="bottom">&nbsp;&nbsp;</TD>
  <TD VALIGN="bottom">&nbsp;</TD>
  <TD VALIGN="bottom" ALIGN="right"><FONT STYLE="white-space:nowrap">S-1/A</FONT></TD>
  <TD NOWRAP VALIGN="bottom">&nbsp;</TD>
  <TD VALIGN="bottom">&nbsp;&nbsp;</TD>
  <TD VALIGN="bottom">&nbsp;</TD>
  <TD VALIGN="bottom" ALIGN="right"><FONT STYLE="white-space:nowrap">333-238822</FONT></TD>
  <TD NOWRAP VALIGN="bottom">&nbsp;</TD>
  <TD VALIGN="bottom">&nbsp;&nbsp;</TD>
  <TD VALIGN="bottom">&nbsp;</TD>
  <TD VALIGN="bottom" ALIGN="right">10.4</TD>
  <TD NOWRAP VALIGN="bottom">&nbsp;</TD>
  <TD VALIGN="bottom">&nbsp;&nbsp;</TD>
  <TD VALIGN="bottom">&nbsp;</TD>
  <TD VALIGN="bottom" ALIGN="right">June&nbsp;15, 2020</TD>
  <TD NOWRAP VALIGN="bottom">&nbsp;</TD></TR>
  <TR STYLE="font-size:1pt">
  <TD HEIGHT="8"></TD>
  <TD HEIGHT="8" COLSPAN="2"></TD>
  <TD HEIGHT="8" COLSPAN="4"></TD>
  <TD HEIGHT="8" COLSPAN="4"></TD>
  <TD HEIGHT="8" COLSPAN="4"></TD>
  <TD HEIGHT="8" COLSPAN="4"></TD></TR>
  <TR STYLE="page-break-inside:avoid ; font-family:Times New Roman; font-size:10pt">
  <TD VALIGN="top" NOWRAP>99.3</TD>
  <TD VALIGN="bottom">&nbsp;&nbsp;</TD>
  <TD VALIGN="top"><A HREF="http://www.sec.gov/Archives/edgar/data/1808158/000119312520168295/d908774dex105.htm">Form of Restricted Share Unit Grant Notice and Restricted Share Unit Award Agreement under the 2020 Equity Incentive Plan.</A></TD>
  <TD VALIGN="bottom">&nbsp;&nbsp;</TD>
  <TD VALIGN="bottom">&nbsp;</TD>
  <TD VALIGN="bottom" ALIGN="right"><FONT STYLE="white-space:nowrap">S-1/A</FONT></TD>
  <TD NOWRAP VALIGN="bottom">&nbsp;</TD>
  <TD VALIGN="bottom">&nbsp;&nbsp;</TD>
  <TD VALIGN="bottom">&nbsp;</TD>
  <TD VALIGN="bottom" ALIGN="right"><FONT STYLE="white-space:nowrap">333-238822</FONT></TD>
  <TD NOWRAP VALIGN="bottom">&nbsp;</TD>
  <TD VALIGN="bottom">&nbsp;&nbsp;</TD>
  <TD VALIGN="bottom">&nbsp;</TD>
  <TD VALIGN="bottom" ALIGN="right">10.5</TD>
  <TD NOWRAP VALIGN="bottom">&nbsp;</TD>
  <TD VALIGN="bottom">&nbsp;&nbsp;</TD>
  <TD VALIGN="bottom">&nbsp;</TD>
  <TD VALIGN="bottom" ALIGN="right">June&nbsp;15, 2020</TD>
  <TD NOWRAP VALIGN="bottom">&nbsp;</TD></TR>
  <TR STYLE="font-size:1pt">
  <TD HEIGHT="8"></TD>
  <TD HEIGHT="8" COLSPAN="2"></TD>
  <TD HEIGHT="8" COLSPAN="4"></TD>
  <TD HEIGHT="8" COLSPAN="4"></TD>
  <TD HEIGHT="8" COLSPAN="4"></TD>
  <TD HEIGHT="8" COLSPAN="4"></TD></TR>
  <TR STYLE="page-break-inside:avoid ; font-family:Times New Roman; font-size:10pt">
  <TD VALIGN="top" NOWRAP>99.4</TD>
  <TD VALIGN="bottom">&nbsp;&nbsp;</TD>
  <TD VALIGN="top"><A HREF="http://www.sec.gov/Archives/edgar/data/1808158/000119312520168295/d908774dex106.htm">2020 Employee Share Purchase Plan.</A></TD>
  <TD VALIGN="bottom">&nbsp;&nbsp;</TD>
  <TD VALIGN="bottom">&nbsp;</TD>
  <TD VALIGN="bottom" ALIGN="right"><FONT STYLE="white-space:nowrap">S-1/A</FONT></TD>
  <TD NOWRAP VALIGN="bottom">&nbsp;</TD>
  <TD VALIGN="bottom">&nbsp;&nbsp;</TD>
  <TD VALIGN="bottom">&nbsp;</TD>
  <TD VALIGN="bottom" ALIGN="right"><FONT STYLE="white-space:nowrap">333-238822</FONT></TD>
  <TD NOWRAP VALIGN="bottom">&nbsp;</TD>
  <TD VALIGN="bottom">&nbsp;&nbsp;</TD>
  <TD VALIGN="bottom">&nbsp;</TD>
  <TD VALIGN="bottom" ALIGN="right">10.6</TD>
  <TD NOWRAP VALIGN="bottom">&nbsp;</TD>
  <TD VALIGN="bottom">&nbsp;&nbsp;</TD>
  <TD VALIGN="bottom">&nbsp;</TD>
  <TD VALIGN="bottom" ALIGN="right">June&nbsp;15, 2020</TD>
  <TD NOWRAP VALIGN="bottom">&nbsp;</TD></TR>
  <TR STYLE="font-size:1pt">
  <TD HEIGHT="8"></TD>
  <TD HEIGHT="8" COLSPAN="2"></TD>
  <TD HEIGHT="8" COLSPAN="4"></TD>
  <TD HEIGHT="8" COLSPAN="4"></TD>
  <TD HEIGHT="8" COLSPAN="4"></TD>
  <TD HEIGHT="8" COLSPAN="4"></TD></TR>
  <TR STYLE="page-break-inside:avoid ; font-family:Times New Roman; font-size:10pt">
  <TD VALIGN="top" NOWRAP>107*</TD>
  <TD VALIGN="bottom">&nbsp;&nbsp;</TD>
  <TD VALIGN="top"><A HREF="d889324dexfilingfees.htm">Filing fee table. </A></TD>
  <TD VALIGN="bottom">&nbsp;&nbsp;</TD>
  <TD VALIGN="bottom"></TD>
  <TD VALIGN="bottom"></TD>
  <TD VALIGN="bottom"></TD>
  <TD VALIGN="bottom">&nbsp;&nbsp;</TD>
  <TD VALIGN="bottom"></TD>
  <TD VALIGN="bottom"></TD>
  <TD VALIGN="bottom"></TD>
  <TD VALIGN="bottom">&nbsp;&nbsp;</TD>
  <TD VALIGN="bottom"></TD>
  <TD VALIGN="bottom"></TD>
  <TD VALIGN="bottom"></TD>
  <TD VALIGN="bottom">&nbsp;&nbsp;</TD>
  <TD VALIGN="bottom"></TD>
  <TD VALIGN="bottom"></TD>
  <TD VALIGN="bottom"></TD></TR>
  </TABLE> <P STYLE="line-height:8.0pt;margin-top:0pt;margin-bottom:2pt;border-bottom:1px solid #000000;width:11%">&nbsp;</P>
  <TABLE STYLE="BORDER-COLLAPSE:COLLAPSE; font-family:Times New Roman; font-size:10pt" BORDER="0" CELLPADDING="0" CELLSPACING="0" WIDTH="100%">
  <TR style = "page-break-inside:avoid">
  <TD WIDTH="4%" VALIGN="top" ALIGN="left">*</TD>
  <TD ALIGN="left" VALIGN="top"> <P STYLE=" margin-top:0pt ; margin-bottom:0pt; font-size:10pt; font-family:Times New Roman; " ALIGN="left">Filed herewith. </P></TD></TR></TABLE>
  </DIV></Center>
  
  
  <p style="margin-top:1em; margin-bottom:0em; page-break-before:always"> </p>
  <HR SIZE="3" style="COLOR:#999999" WIDTH="100%" ALIGN="CENTER">
  
  
  <Center><DIV STYLE="width:8.5in" align="left">
   <P STYLE="margin-top:0pt; margin-bottom:0pt; font-size:10pt; font-family:Times New Roman" ALIGN="center"><B>SIGNATURES </B></P>
  <P STYLE="margin-top:12pt; margin-bottom:0pt; text-indent:4%; font-size:10pt; font-family:Times New Roman">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 <FONT STYLE="white-space:nowrap">Form&nbsp;S-8</FONT> and has duly caused this Registration Statement to be signed on its behalf by the undersigned, thereunto duly authorized, in City of
  Montr&eacute;al, Province of Qu&eacute;bec, Canada, on this 3rd day of March, 2025. </P> <P STYLE="font-size:12pt;margin-top:0pt;margin-bottom:0pt">&nbsp;</P><DIV ALIGN="right">
  <TABLE CELLSPACING="0" CELLPADDING="0" WIDTH="40%" BORDER="0" STYLE="BORDER-COLLAPSE:COLLAPSE; font-family:Times New Roman; font-size:10pt">
  
  
  <TR>
  
  <TD WIDTH="7%"></TD>
  
  <TD VALIGN="bottom" WIDTH="1%"></TD>
  <TD WIDTH="92%"></TD></TR>
  
  
  <TR STYLE="page-break-inside:avoid ; font-family:Times New Roman; font-size:10pt">
  <TD VALIGN="top" COLSPAN="3"><B>REPARE THERAPEUTICS INC.</B></TD></TR>
  <TR STYLE="font-size:1pt">
  <TD HEIGHT="16"></TD>
  <TD HEIGHT="16" COLSPAN="2"></TD></TR>
  <TR STYLE="page-break-inside:avoid ; font-family:Times New Roman; font-size:10pt">
  <TD VALIGN="top">By:</TD>
  <TD VALIGN="bottom">&nbsp;</TD>
  <TD VALIGN="top"> <P STYLE="margin-top:0pt; margin-bottom:1pt; border-bottom:1px solid #000000; font-size:10pt; font-family:Times New Roman">/s/ Lloyd M. Segal</P></TD></TR>
  <TR STYLE="page-break-inside:avoid ; font-family:Times New Roman; font-size:10pt">
  <TD VALIGN="top"></TD>
  <TD VALIGN="bottom">&nbsp;</TD>
  <TD VALIGN="top">Name: Lloyd M. Segal</TD></TR>
  <TR STYLE="page-break-inside:avoid ; font-family:Times New Roman; font-size:10pt">
  <TD VALIGN="top"></TD>
  <TD VALIGN="bottom">&nbsp;</TD>
  <TD VALIGN="top">Title: President and Chief Executive Officer</TD></TR>
  </TABLE></DIV>
  </DIV></Center>
  
  
  <p style="margin-top:1em; margin-bottom:0em; page-break-before:always"> </p>
  <HR SIZE="3" style="COLOR:#999999" WIDTH="100%" ALIGN="CENTER">
  
  
  <Center><DIV STYLE="width:8.5in" align="left">
   <P STYLE="margin-top:0pt; margin-bottom:0pt; font-size:10pt; font-family:Times New Roman" ALIGN="center"><B><A NAME="sig"></A>POWER OF ATTORNEY </B></P>
  <P STYLE="margin-top:12pt; margin-bottom:0pt; text-indent:4%; font-size:10pt; font-family:Times New Roman">KNOW ALL BY THESE PRESENTS, that each person whose signature appears below hereby constitutes and appoints Lloyd M. Segal and Steve Forte, and
  each of them, as his or her true and lawful <FONT STYLE="white-space:nowrap"><FONT STYLE="white-space:nowrap">attorneys-in-fact</FONT></FONT> and agents, each with the full power of substitution, for him or her and in his or her name, place or
  stead, in any and all capacities, to sign any and all amendments to this Registration Statement (including post-effective amendments), and to file the same, with exhibits thereto and other documents in connection therewith, with the Securities and
  Exchange Commission, granting unto said <FONT STYLE="white-space:nowrap"><FONT STYLE="white-space:nowrap">attorneys-in-fact</FONT></FONT> and agents, and each of them, full power and authority to do and perform each and every act and thing requisite
  and necessary to be done in and about the premises, as fully to all intents and purposes as he or she might or could do in person, hereby ratifying and confirming all that said
  <FONT STYLE="white-space:nowrap"><FONT STYLE="white-space:nowrap">attorneys-in-fact</FONT></FONT> and agents, or their substitute or substitutes, may lawfully do or cause to be done by virtue hereof. </P>
  <P STYLE="margin-top:12pt; margin-bottom:0pt; text-indent:4%; font-size:10pt; font-family:Times New Roman">Pursuant to the requirements of the Securities Act of 1933, as amended, this Registration Statement has been signed by the following persons
  in the capacities and on the dates indicated. </P> <P STYLE="font-size:12pt;margin-top:0pt;margin-bottom:0pt">&nbsp;</P>
  <TABLE CELLSPACING="0" CELLPADDING="0" WIDTH="100%" BORDER="0" STYLE="BORDER-COLLAPSE:COLLAPSE; font-family:Times New Roman; font-size:10pt" ALIGN="center">
  
  
  <TR>
  
  <TD WIDTH="44%"></TD>
  
  <TD VALIGN="bottom" WIDTH="1%"></TD>
  <TD WIDTH="40%"></TD>
  
  <TD VALIGN="bottom" WIDTH="1%"></TD>
  <TD WIDTH="14%"></TD></TR>
  <TR STYLE="page-break-inside:avoid ; font-family:Times New Roman; font-size:8pt">
  <TD VALIGN="bottom" NOWRAP ALIGN="center" STYLE="border-bottom:1.00pt solid #000000"> <P STYLE="margin-top:0pt; margin-bottom:1pt; font-size:8pt; font-family:Times New Roman" ALIGN="center"><B>Name</B></P></TD>
  <TD VALIGN="bottom">&nbsp;&nbsp;</TD>
  <TD VALIGN="bottom" ALIGN="center" STYLE="border-bottom:1.00pt solid #000000"> <P STYLE="margin-top:0pt; margin-bottom:1pt; font-size:8pt; font-family:Times New Roman" ALIGN="center"><B>Position</B></P></TD>
  <TD VALIGN="bottom">&nbsp;&nbsp;</TD>
  <TD VALIGN="bottom" ALIGN="center" STYLE="border-bottom:1.00pt solid #000000"> <P STYLE="margin-top:0pt; margin-bottom:1pt; font-size:8pt; font-family:Times New Roman" ALIGN="center"><B>Date</B></P></TD></TR>
  
  
  <TR STYLE="font-size:1pt">
  <TD HEIGHT="8"></TD>
  <TD HEIGHT="8" COLSPAN="2"></TD>
  <TD HEIGHT="8" COLSPAN="2"></TD></TR>
  <TR STYLE="page-break-inside:avoid ; font-family:Times New Roman; font-size:10pt">
  <TD VALIGN="top"> <P STYLE="margin-top:0pt; margin-bottom:0pt; border-bottom:1px solid #000000; font-size:10pt; font-family:Times New Roman" ALIGN="center">/s/ Lloyd M. Segal</P>
  <P STYLE="margin-top:0pt; margin-bottom:1pt; font-size:10pt; font-family:Times New Roman" ALIGN="center">Lloyd M. Segal</P></TD>
  <TD VALIGN="bottom">&nbsp;&nbsp;</TD>
  <TD VALIGN="top" ALIGN="center">President, Chief Executive Officer and Director <I>(Principal Executive Officer)</I></TD>
  <TD VALIGN="bottom">&nbsp;&nbsp;</TD>
  <TD VALIGN="top" ALIGN="center">March&nbsp;3, 2025</TD></TR>
  <TR STYLE="font-size:1pt">
  <TD HEIGHT="8"></TD>
  <TD HEIGHT="8" COLSPAN="2"></TD>
  <TD HEIGHT="8" COLSPAN="2"></TD></TR>
  <TR STYLE="page-break-inside:avoid ; font-family:Times New Roman; font-size:10pt">
  <TD VALIGN="top"> <P STYLE="margin-top:0pt; margin-bottom:0pt; border-bottom:1px solid #000000; font-size:10pt; font-family:Times New Roman" ALIGN="center">/s/ Steve Forte</P>
  <P STYLE="margin-top:0pt; margin-bottom:1pt; font-size:10pt; font-family:Times New Roman" ALIGN="center">Steve Forte</P></TD>
  <TD VALIGN="bottom">&nbsp;&nbsp;</TD>
  <TD VALIGN="top" ALIGN="center"> <P STYLE="margin-top:0pt; margin-bottom:0pt; font-size:10pt; font-family:Times New Roman" ALIGN="center">Executive Vice President, Chief Financial Officer</P>
  <P STYLE="margin-top:0pt; margin-bottom:1pt; font-size:10pt; font-family:Times New Roman" ALIGN="center"><I>(Principal Financial Officer and Principal Accounting Officer)</I></P></TD>
  <TD VALIGN="bottom">&nbsp;&nbsp;</TD>
  <TD VALIGN="top" ALIGN="center">March&nbsp;3, 2025</TD></TR>
  <TR STYLE="font-size:1pt">
  <TD HEIGHT="8"></TD>
  <TD HEIGHT="8" COLSPAN="2"></TD>
  <TD HEIGHT="8" COLSPAN="2"></TD></TR>
  <TR STYLE="page-break-inside:avoid ; font-family:Times New Roman; font-size:10pt">
  <TD VALIGN="top"> <P STYLE="margin-top:0pt; margin-bottom:0pt; border-bottom:1px solid #000000; font-size:10pt; font-family:Times New Roman" ALIGN="center">/s/ Thomas Civik</P>
  <P STYLE="margin-top:0pt; margin-bottom:1pt; font-size:10pt; font-family:Times New Roman" ALIGN="center">Thomas Civik</P></TD>
  <TD VALIGN="bottom">&nbsp;&nbsp;</TD>
  <TD VALIGN="top" ALIGN="center">Chairman of the Board of Directors</TD>
  <TD VALIGN="bottom">&nbsp;&nbsp;</TD>
  <TD VALIGN="top" ALIGN="center">March&nbsp;3, 2025</TD></TR>
  <TR STYLE="font-size:1pt">
  <TD HEIGHT="8"></TD>
  <TD HEIGHT="8" COLSPAN="2"></TD>
  <TD HEIGHT="8" COLSPAN="2"></TD></TR>
  <TR STYLE="page-break-inside:avoid ; font-family:Times New Roman; font-size:10pt">
  <TD VALIGN="top"> <P STYLE="margin-top:0pt; margin-bottom:0pt; border-bottom:1px solid #000000; font-size:10pt; font-family:Times New Roman" ALIGN="center">/s/ David Bonita, M.D.</P>
  <P STYLE="margin-top:0pt; margin-bottom:1pt; font-size:10pt; font-family:Times New Roman" ALIGN="center">David Bonita, M.D.</P></TD>
  <TD VALIGN="bottom">&nbsp;&nbsp;</TD>
  <TD VALIGN="top" ALIGN="center">Director</TD>
  <TD VALIGN="bottom">&nbsp;&nbsp;</TD>
  <TD VALIGN="top" ALIGN="center">March&nbsp;3, 2025</TD></TR>
  <TR STYLE="font-size:1pt">
  <TD HEIGHT="8"></TD>
  <TD HEIGHT="8" COLSPAN="2"></TD>
  <TD HEIGHT="8" COLSPAN="2"></TD></TR>
  <TR STYLE="page-break-inside:avoid ; font-family:Times New Roman; font-size:10pt">
  <TD VALIGN="top"> <P STYLE="margin-top:0pt; margin-bottom:0pt; border-bottom:1px solid #000000; font-size:10pt; font-family:Times New Roman" ALIGN="center">/s/ Samarth Kulkarni, Ph.D.</P>
  <P STYLE="margin-top:0pt; margin-bottom:1pt; font-size:10pt; font-family:Times New Roman" ALIGN="center">Samarth Kulkarni, Ph.D.</P></TD>
  <TD VALIGN="bottom">&nbsp;&nbsp;</TD>
  <TD VALIGN="top" ALIGN="center">Director</TD>
  <TD VALIGN="bottom">&nbsp;&nbsp;</TD>
  <TD VALIGN="top" ALIGN="center">March&nbsp;3, 2025</TD></TR>
  <TR STYLE="font-size:1pt">
  <TD HEIGHT="8"></TD>
  <TD HEIGHT="8" COLSPAN="2"></TD>
  <TD HEIGHT="8" COLSPAN="2"></TD></TR>
  <TR STYLE="page-break-inside:avoid ; font-family:Times New Roman; font-size:10pt">
  <TD VALIGN="top"> <P STYLE="margin-top:0pt; margin-bottom:0pt; border-bottom:1px solid #000000; font-size:10pt; font-family:Times New Roman" ALIGN="center">/s/ Susan Molineaux, Ph.D.</P>
  <P STYLE="margin-top:0pt; margin-bottom:1pt; font-size:10pt; font-family:Times New Roman" ALIGN="center">Susan Molineaux, Ph.D.</P></TD>
  <TD VALIGN="bottom">&nbsp;&nbsp;</TD>
  <TD VALIGN="top" ALIGN="center">Director</TD>
  <TD VALIGN="bottom">&nbsp;&nbsp;</TD>
  <TD VALIGN="top" ALIGN="center">March&nbsp;3, 2025</TD></TR>
  <TR STYLE="font-size:1pt">
  <TD HEIGHT="8"></TD>
  <TD HEIGHT="8" COLSPAN="2"></TD>
  <TD HEIGHT="8" COLSPAN="2"></TD></TR>
  <TR STYLE="page-break-inside:avoid ; font-family:Times New Roman; font-size:10pt">
  <TD VALIGN="top"> <P STYLE="margin-top:0pt; margin-bottom:0pt; border-bottom:1px solid #000000; font-size:10pt; font-family:Times New Roman" ALIGN="center">/s/ Ann D. Rhoads</P>
  <P STYLE="margin-top:0pt; margin-bottom:1pt; font-size:10pt; font-family:Times New Roman" ALIGN="center">Ann D. Rhoads</P></TD>
  <TD VALIGN="bottom">&nbsp;&nbsp;</TD>
  <TD VALIGN="top" ALIGN="center">Director</TD>
  <TD VALIGN="bottom">&nbsp;&nbsp;</TD>
  <TD VALIGN="top" ALIGN="center">March&nbsp;3, 2025</TD></TR>
  <TR STYLE="font-size:1pt">
  <TD HEIGHT="8"></TD>
  <TD HEIGHT="8" COLSPAN="2"></TD>
  <TD HEIGHT="8" COLSPAN="2"></TD></TR>
  <TR STYLE="page-break-inside:avoid ; font-family:Times New Roman; font-size:10pt">
  <TD VALIGN="top"> <P STYLE="margin-top:0pt; margin-bottom:0pt; border-bottom:1px solid #000000; font-size:10pt; font-family:Times New Roman" ALIGN="center">/s/ Carol A. Schafer</P>
  <P STYLE="margin-top:0pt; margin-bottom:1pt; font-size:10pt; font-family:Times New Roman" ALIGN="center">Carol A. Schafer</P></TD>
  <TD VALIGN="bottom">&nbsp;&nbsp;</TD>
  <TD VALIGN="top" ALIGN="center">Director</TD>
  <TD VALIGN="bottom">&nbsp;&nbsp;</TD>
  <TD VALIGN="top" ALIGN="center">March&nbsp;3, 2025</TD></TR>
  <TR STYLE="font-size:1pt">
  <TD HEIGHT="8"></TD>
  <TD HEIGHT="8" COLSPAN="2"></TD>
  <TD HEIGHT="8" COLSPAN="2"></TD></TR>
  <TR STYLE="page-break-inside:avoid ; font-family:Times New Roman; font-size:10pt">
  <TD VALIGN="top"> <P STYLE="margin-top:0pt; margin-bottom:0pt; border-bottom:1px solid #000000; font-size:10pt; font-family:Times New Roman" ALIGN="center">/s/ Steven H. Stein, M.D.</P>
  <P STYLE="margin-top:0pt; margin-bottom:1pt; font-size:10pt; font-family:Times New Roman" ALIGN="center">Steven H. Stein, M.D.</P></TD>
  <TD VALIGN="bottom">&nbsp;&nbsp;</TD>
  <TD VALIGN="top" ALIGN="center">Director</TD>
  <TD VALIGN="bottom">&nbsp;&nbsp;</TD>
  <TD VALIGN="top" ALIGN="center">March&nbsp;3, 2025</TD></TR>
  </TABLE>
  </DIV></Center>
  
  
  <p style="margin-top:1em; margin-bottom:0em; page-break-before:always"> </p>
  <HR SIZE="3" style="COLOR:#999999" WIDTH="100%" ALIGN="CENTER">
  
  
  <Center><DIV STYLE="width:8.5in" align="left">
   <P STYLE="margin-top:0pt; margin-bottom:0pt; font-size:10pt; font-family:Times New Roman" ALIGN="center"><B>SIGNATURE OF AUTHORIZED U.S. REPRESENTATIVE OF THE REGISTRANT</B></P>
  <P STYLE="margin-top:12pt; margin-bottom:0pt; font-size:10pt; font-family:Times New Roman">Pursuant to the Securities Act, the undersigned, the duly authorized representative in the United States of the registrant has signed this registration
  statement or amendment thereto on the&nbsp;3rd day of March, 2025. </P> <P STYLE="font-size:12pt;margin-top:0pt;margin-bottom:0pt">&nbsp;</P><DIV ALIGN="right">
  <TABLE CELLSPACING="0" CELLPADDING="0" WIDTH="40%" BORDER="0" STYLE="BORDER-COLLAPSE:COLLAPSE; font-family:Times New Roman; font-size:10pt">
  
  
  <TR>
  
  <TD WIDTH="7%"></TD>
  
  <TD VALIGN="bottom" WIDTH="1%"></TD>
  <TD WIDTH="92%"></TD></TR>
  
  
  <TR STYLE="page-break-inside:avoid ; font-family:Times New Roman; font-size:10pt">
  <TD VALIGN="top" COLSPAN="3"><B>REPARE THERAPEUTICS USA INC.</B></TD></TR>
  <TR STYLE="font-size:1pt">
  <TD HEIGHT="16"></TD>
  <TD HEIGHT="16" COLSPAN="2"></TD></TR>
  <TR STYLE="page-break-inside:avoid ; font-family:Times New Roman; font-size:10pt">
  <TD VALIGN="top">By:</TD>
  <TD VALIGN="bottom">&nbsp;</TD>
  <TD VALIGN="top"> <P STYLE="margin-top:0pt; margin-bottom:1pt; border-bottom:1px solid #000000; font-size:10pt; font-family:Times New Roman">/s/ Lloyd M. Segal</P></TD></TR>
  <TR STYLE="page-break-inside:avoid ; font-family:Times New Roman; font-size:10pt">
  <TD VALIGN="top"></TD>
  <TD VALIGN="bottom">&nbsp;</TD>
  <TD VALIGN="top">Lloyd M. Segal</TD></TR>
  <TR STYLE="page-break-inside:avoid ; font-family:Times New Roman; font-size:10pt">
  <TD VALIGN="top"></TD>
  <TD VALIGN="bottom">&nbsp;</TD>
  <TD VALIGN="top">President and Chief Executive Officer</TD></TR>
  </TABLE></DIV>
  </DIV></Center>
  
  </BODY></HTML>
metadata_documents: [{"type": "S-8", "sequence": "1", "filename": "d889324ds8.htm", "description": "S-8", "secsgml_size_bytes": 50717}]
metadata_filer: {"company-data": {"conformed-name": "Repare Therapeutics Inc.", "cik": "0001808158", "assigned-sic": "2834", "organization-name": "03 Life Sciences", "irs-number": "000000000", "state-of-incorporation": "Z4", "fiscal-year-end": "1231"}, "filing-values": {"form-type": "S-8", "act": "33", "file-number": "333-285493", "film-number": "25697828"}, "business-address": {"street1": "7171 FREDERICK BANTING", "street2": "SUITE 270, BUILDING 2", "city": "SAINT-LAURENT", "state": "A8", "zip": "H4S 1Z9", "phone": "(857) 412-7018"}, "mail-address": {"street1": "7171 FREDERICK BANTING", "street2": "SUITE 270, BUILDING 2", "city": "SAINT-LAURENT", "state": "A8", "zip": "H4S 1Z9"}}
text: S-8
  As filed with the Securities and Exchange Commission on March 3, 2025
  Registration
  No. 333-
  UNITED STATES
  SECURITIES AND EXCHANGE COMMISSION
  Washington, D.C. 20549
  FORM
  S-8
  REGISTRATION STATEMENT
  UNDER
  THE
  SECURITIES ACT OF 1933
  Repare Therapeutics Inc.
  (Exact name of Registrant as specified in its charter)
  Québec
  Not applicable
  (State or other jurisdiction of
  incorporation or organization)
  (I.R.S. Employer
  Identification No.)
  7171 Frederick-Banting, Building 2,
  Suite 270
  St-Laurent,
  Québec, Canada
  H4S 1Z9
  (Address of Principal Executive Offices)
  (Zip Code)
  Repare Therapeutics 2020 Equity Incentive Plan
  Repare Therapeutics 2020 Employee Share Purchase Plan
  (Full title of the plan)
  Lloyd M. Segal
  Chief
  Executive Officer
  Repare Therapeutics Inc.
  1 Broadway, 15th Floor
  Cambridge, MA 02142
  +1
  857 412 7018
  (Name, address, including zip code, and telephone number, including area code, of agent for service)
  Copies to:
  Divakar Gupta
  Courtney Thorne
  Cooley
  LLP
  500 Boylston Street
  Boston, Massachusetts 02116
  +1 617 937 2300
  Robert Carelli
  Jeremy Sculnick
  Stikeman
  Elliott LLP
  1155
  René-Lévesque
  Blvd. West
  41st Floor
  Montréal, Québec, Canada H3B 3V2
  +1 514 397 3222
  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. ☐
  REGISTRATION OF ADDITIONAL SHARES PURSUANT TO GENERAL INSTRUCTION E
  Pursuant to General Instruction E of Form
  S-8,
  Repare Therapeutics Inc. (the
  "
  Registrant
  ") is filing this Registration Statement with the Securities and Exchange Commission (the "
  Commission
  ") to register (i) 2,125,535 additional common shares, no par value (the
  "
  Common Shares
  "), of the Registrant under the 2020 Equity Incentive Plan (the "
  2020 Plan
  "), pursuant to the provisions of the 2020 Plan providing for an automatic increase in the number of Common
  Shares reserved and available for issuance under the 2020 Plan on January 1, 2025 and (ii) 425,107 additional Common Shares under the 2020 Employee Share Purchase Plan (the "
  ESPP
  "), pursuant to the provisions of the ESPP
  providing for an automatic increase in the number of Common Shares reserved and available for issuance under the ESPP on January 1, 2025. In accordance with the instructional note to Part I of Form
  S-8
  as
  promulgated by the Commission, the information specified by Part I of the Form
  S-8
  has been omitted from this Registration Statement.
  PART II
  INFORMATION
  REQUIRED IN THE REGISTRATION STATEMENT
  ITEM 3.
  INCORPORATION OF DOCUMENTS BY REFERENCE
  The following documents filed by the Registrant with the Commission are incorporated by reference into this Registration Statement:
  (a) The contents of the Registrant's Registration Statements on Form
  S-8
  (File Nos.
  333-239400
  ,
  333-255048
  ,
  333-263469
  ,
  333-270170
  and
  333-277451
  ) filed with the Commission on June 24, 2020, April 6, 2021, March 11, 2022, March 1, 2023 and February 28, 2024, respectively.
  (b) The Registrant's Annual Report on
  Form
  10-K
  for the fiscal year ended December 31, 2024, filed with the Commission on March 3, 2025.
  (c) The Registrant's Current Report on Form
  8-K
  filed with the Commission on
  February
  25, 2025
  .
  (d) The description of the Registrant's Common Shares which is contained in the Registrant's
  Registration Statement on
  Form
  8-A
  filed on June 16, 2020 (File
  No. 001-39335)
  under the Securities Exchange Act of 1934, as amended (the "
  Exchange Act
  "), including any amendment or report filed for the purpose of updating such description.
  All documents, reports and definitive proxy or information statements filed by the Registrant pursuant to Sections 13(a), 13(c), 14 and
  15(d) of the Exchange Act (other than Current Reports furnished under Item 2.02 or Item 7.01 of Form
  8-K
  and exhibits furnished on such form that relate to such items) on or after the date of this Registration
  Statement and prior to the filing of a post-effective amendment to this Registration Statement that indicates that all securities offered hereby have been sold or that deregisters all securities then remaining unsold shall be deemed to be
  incorporated by reference in this Registration Statement and to be part hereof from the date of filing of such documents. Any statement contained in a document incorporated or deemed to be incorporated by reference herein shall be deemed to be
  modified or superseded for purposes of this Registration Statement to the extent that a statement contained herein or in any subsequently filed document that also is deemed to be incorporated by reference herein modifies or supersedes such
  statement. Any such statement so modified or superseded shall not be deemed, except as so modified or superseded, to constitute a part of this Registration Statement.
  ITEM 8.
  EXHIBITS
  Exhibit
  Number
  Description
  Incorporated by Reference
  Schedule
  Form
  File
  Number
  Exhibit
  Filing Date
  4.1
  Articles of Continuance of Repare Therapeutics Inc.
  8-K
  001-39335
  3.1
  June 23, 2020
  4.2
  Amended and Restated Bylaws of Repare Therapeutics Inc.
  8-K
  001-39335
  3.2
  June 23, 2020
  4.3
  Form of Common Share Certificate.
  S-1/A
  333-238822
  4.1
  June 15, 2020
  5.1*
  Opinion of Stikeman Elliott LLP.
  23.1*
  Consent of Ernst & Young LLP, Independent Registered Public Accounting Firm.
  23.2*
  Consent of Stikeman Elliott LLP (included in Exhibit 5.1).
  24.1*
  Power of Attorney (included on the signature page of this Form
  S-8).
  99.1
  2020 Equity Incentive Plan.
  S-1/A
  333-238822
  10.3
  June 15, 2020
  99.2
  Form of Share Option Grant Notice and Share Option Agreement under the 2020 Equity Incentive Plan.
  S-1/A
  333-238822
  10.4
  June 15, 2020
  99.3
  Form of Restricted Share Unit Grant Notice and Restricted Share Unit Award Agreement under the 2020 Equity Incentive Plan.
  S-1/A
  333-238822
  10.5
  June 15, 2020
  99.4
  2020 Employee Share Purchase Plan.
  S-1/A
  333-238822
  10.6
  June 15, 2020
  107*
  Filing fee table.
  *
  Filed herewith.
  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 City of
  Montréal, Province of Québec, Canada, on this 3rd day of March, 2025.
  REPARE THERAPEUTICS INC.
  By:
  /s/ Lloyd M. Segal
  Name: Lloyd M. Segal
  Title: President and Chief Executive Officer
  POWER OF ATTORNEY
  KNOW ALL BY THESE PRESENTS, that each person whose signature appears below hereby constitutes and appoints Lloyd M. Segal and Steve Forte, and
  each of them, as his or her true and lawful
  attorneys-in-fact
  and agents, each with the full power of substitution, for him or her and in his or her name, place or
  stead, in any and all capacities, to sign any and all amendments to this Registration Statement (including post-effective amendments), and to file the same, with exhibits thereto and other documents in connection therewith, with the Securities and
  Exchange Commission, granting unto said
  attorneys-in-fact
  and agents, and each of them, full power and authority to do and perform each and every act and thing requisite
  and necessary to be done in and about the premises, as fully to all intents and purposes as he or she might or could do in person, hereby ratifying and confirming all that said
  attorneys-in-fact
  and agents, or their substitute or substitutes, may lawfully do or cause to be done by virtue hereof.
  Pursuant to the requirements of the Securities Act of 1933, as amended, this Registration Statement has been signed by the following persons
  in the capacities and on the dates indicated.
  Name
  Position
  Date
  /s/ Lloyd M. Segal
  Lloyd M. Segal
  President, Chief Executive Officer and Director
  (Principal Executive Officer)
  March 3, 2025
  /s/ Steve Forte
  Steve Forte
  Executive Vice President, Chief Financial Officer
  (Principal Financial Officer and Principal Accounting Officer)
  March 3, 2025
  /s/ Thomas Civik
  Thomas Civik
  Chairman of the Board of Directors
  March 3, 2025
  /s/ David Bonita, M.D.
  David Bonita, M.D.
  Director
  March 3, 2025
  /s/ Samarth Kulkarni, Ph.D.
  Samarth Kulkarni, Ph.D.
  Director
  March 3, 2025
  /s/ Susan Molineaux, Ph.D.
  Susan Molineaux, Ph.D.
  Director
  March 3, 2025
  /s/ Ann D. Rhoads
  Ann D. Rhoads
  Director
  March 3, 2025
  /s/ Carol A. Schafer
  Carol A. Schafer
  Director
  March 3, 2025
  /s/ Steven H. Stein, M.D.
  Steven H. Stein, M.D.
  Director
  March 3, 2025
  SIGNATURE OF AUTHORIZED U.S. REPRESENTATIVE OF THE REGISTRANT
  Pursuant to the Securities Act, the undersigned, the duly authorized representative in the United States of the registrant has signed this registration
  statement or amendment thereto on the 3rd day of March, 2025.
  REPARE THERAPEUTICS USA INC.
  By:
  /s/ Lloyd M. Segal
  Lloyd M. Segal
  President and Chief Executive Officer