<SEC-DOCUMENT>0001104659-24-100976.txt : 20240918
<SEC-HEADER>0001104659-24-100976.hdr.sgml : 20240918
<ACCEPTANCE-DATETIME>20240918161505
ACCESSION NUMBER:		0001104659-24-100976
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20240916
FILED AS OF DATE:		20240918
DATE AS OF CHANGE:		20240918

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			GORDON MICHAEL S
		CENTRAL INDEX KEY:			0001034608
		ORGANIZATION NAME:           	

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-41429
		FILM NUMBER:		241307653

	MAIL ADDRESS:	
		STREET 1:		C/O VINIK ASSET MANAGEMENT LP
		STREET 2:		260 FRANKLIN STREET, SUITE 1900
		CITY:			BOSTON
		STATE:			MA
		ZIP:			02110

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			ProMIS Neurosciences Inc.
		CENTRAL INDEX KEY:			0001374339
		STANDARD INDUSTRIAL CLASSIFICATION:	PHARMACEUTICAL PREPARATIONS [2834]
		ORGANIZATION NAME:           	03 Life Sciences
		IRS NUMBER:				000000000
		STATE OF INCORPORATION:			Z4
		FISCAL YEAR END:			1231

	BUSINESS ADDRESS:	
		STREET 1:		SUITE 200, 1920 YONGE STREET
		CITY:			TORONTO
		STATE:			A6
		ZIP:			M4S 3E2
		BUSINESS PHONE:		416-847-6898

	MAIL ADDRESS:	
		STREET 1:		SUITE 200, 1920 YONGE STREET
		CITY:			TORONTO
		STATE:			A6
		ZIP:			M4S 3E2

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	AMORFIX LIFE SCIENCES LTD
		DATE OF NAME CHANGE:	20060831
</SEC-HEADER>
<DOCUMENT>
<TYPE>4
<SEQUENCE>1
<FILENAME>tm2424268-1_4seq1.xml
<DESCRIPTION>OWNERSHIP DOCUMENT
<TEXT>
<XML>
<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0508</schemaVersion>

    <documentType>4</documentType>

    <periodOfReport>2024-09-16</periodOfReport>

    <notSubjectToSection16>0</notSubjectToSection16>

    <issuer>
        <issuerCik>0001374339</issuerCik>
        <issuerName>ProMIS Neurosciences Inc.</issuerName>
        <issuerTradingSymbol>PMN</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001034608</rptOwnerCik>
            <rptOwnerName>GORDON MICHAEL S</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>C/O TROVE,</rptOwnerStreet1>
            <rptOwnerStreet2>40 BROAD STREET</rptOwnerStreet2>
            <rptOwnerCity>BOSTON</rptOwnerCity>
            <rptOwnerState>MA</rptOwnerState>
            <rptOwnerZipCode>02109</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>0</isDirector>
            <isOfficer>0</isOfficer>
            <isTenPercentOwner>1</isTenPercentOwner>
            <isOther>0</isOther>
            <officerTitle></officerTitle>
            <otherText></otherText>
        </reportingOwnerRelationship>
    </reportingOwner>

    <aff10b5One>0</aff10b5One>

    <nonDerivativeTable>
        <nonDerivativeTransaction>
            <securityTitle>
                <value>Common Shares, no par value</value>
            </securityTitle>
            <transactionDate>
                <value>2024-09-16</value>
            </transactionDate>
            <deemedExecutionDate></deemedExecutionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>P</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionTimeliness></transactionTimeliness>
            <transactionAmounts>
                <transactionShares>
                    <value>76931</value>
                </transactionShares>
                <transactionPricePerShare>
                    <value>1.2228</value>
                    <footnoteId id="F1"/>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>A</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>76931</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </nonDerivativeTransaction>
        <nonDerivativeTransaction>
            <securityTitle>
                <value>Common Shares, no par value</value>
            </securityTitle>
            <transactionDate>
                <value>2024-09-17</value>
            </transactionDate>
            <deemedExecutionDate></deemedExecutionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>P</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionTimeliness></transactionTimeliness>
            <transactionAmounts>
                <transactionShares>
                    <value>16292</value>
                </transactionShares>
                <transactionPricePerShare>
                    <value>1.40</value>
                    <footnoteId id="F2"/>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>A</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>93223</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </nonDerivativeTransaction>
        <nonDerivativeHolding>
            <securityTitle>
                <value>Common Shares, no par value</value>
            </securityTitle>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>2075629</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>I</value>
                </directOrIndirectOwnership>
                <natureOfOwnership>
                    <value>By Title 19 Promis</value>
                    <footnoteId id="F3"/>
                </natureOfOwnership>
            </ownershipNature>
        </nonDerivativeHolding>
        <nonDerivativeHolding>
            <securityTitle>
                <value>Common Shares, no par value</value>
            </securityTitle>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>48333</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>I</value>
                </directOrIndirectOwnership>
                <natureOfOwnership>
                    <value>By Title 19 Acies</value>
                    <footnoteId id="F4"/>
                </natureOfOwnership>
            </ownershipNature>
        </nonDerivativeHolding>
    </nonDerivativeTable>

    <footnotes>
        <footnote id="F1">The price reported in Column 4 is a weighted average price. These shares were purchased in forty-two separate transactions, with prices ranging from $1.1200 to $1.3700 for an average weighted purchase price of $1.2228 rounded to the nearest ten thousandth. The reporting person undertakes to provide the Issuer, any security holder of the Issuer or the staff of the Securities and Exchange Commission upon request, full information regarding the number of shares purchased in each transaction.</footnote>
        <footnote id="F2">The price reported in Column 4 is a weighted average price. These shares were purchased in four separate transactions, with prices ranging from $1.37 to $1.40 for an average weighted purchase price of $1.40. The reporting person undertakes to provide the Issuer, any security holder of the Issuer or the staff of the Securities and Exchange Commission upon request, full information regarding the number of shares purchased in each transaction.</footnote>
        <footnote id="F3">By Title 19 Promis, a series of a Delaware limited liability company, of which the Reporting Person is the sole manager.</footnote>
        <footnote id="F4">By Title 19 Acies, a series of a Delaware limited liability company, of which the Reporting Person is the sole manager.</footnote>
    </footnotes>

    <ownerSignature>
        <signatureName>/s/ Michael S. Gordon</signatureName>
        <signatureDate>2024-09-18</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
