<SEC-DOCUMENT>0001104659-24-034037.txt : 20240313
<SEC-HEADER>0001104659-24-034037.hdr.sgml : 20240313
<ACCEPTANCE-DATETIME>20240313181129
ACCESSION NUMBER:		0001104659-24-034037
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20240311
FILED AS OF DATE:		20240313
DATE AS OF CHANGE:		20240313

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			Calkins Daniel
		CENTRAL INDEX KEY:			0001951861
		ORGANIZATION NAME:           	

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-35403
		FILM NUMBER:		24747292

	MAIL ADDRESS:	
		STREET 1:		C/O VERASTEM, INC.
		STREET 2:		117 KENDRICK STREET, SUITE 500
		CITY:			NEEDHAM
		STATE:			MA
		ZIP:			02494

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			Verastem, Inc.
		CENTRAL INDEX KEY:			0001526119
		STANDARD INDUSTRIAL CLASSIFICATION:	PHARMACEUTICAL PREPARATIONS [2834]
		ORGANIZATION NAME:           	03 Life Sciences
		IRS NUMBER:				273269467
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	BUSINESS ADDRESS:	
		STREET 1:		117 KENDRICK STREET
		STREET 2:		SUITE 500
		CITY:			NEEDHAM
		STATE:			MA
		ZIP:			02494
		BUSINESS PHONE:		(781) 292-4200

	MAIL ADDRESS:	
		STREET 1:		117 KENDRICK STREET
		STREET 2:		SUITE 500
		CITY:			NEEDHAM
		STATE:			MA
		ZIP:			02494
</SEC-HEADER>
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<TYPE>4
<SEQUENCE>1
<FILENAME>tm248737-3_4seq1.xml
<DESCRIPTION>OWNERSHIP DOCUMENT
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        <issuerName>Verastem, Inc.</issuerName>
        <issuerTradingSymbol>VSTM</issuerTradingSymbol>
    </issuer>

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            <rptOwnerName>Calkins Daniel</rptOwnerName>
        </reportingOwnerId>
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            <rptOwnerStreet1>C/O VERASTEM, INC.,</rptOwnerStreet1>
            <rptOwnerStreet2>117 KENDRICK ST., SUITE 500</rptOwnerStreet2>
            <rptOwnerCity>NEEDHAM</rptOwnerCity>
            <rptOwnerState>MA</rptOwnerState>
            <rptOwnerZipCode>02494</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
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            <isDirector>0</isDirector>
            <isOfficer>1</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>0</isOther>
            <officerTitle>Chief Financial Officer</officerTitle>
            <otherText></otherText>
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    <footnotes>
        <footnote id="F1">On March 11, 2024, pursuant to the Issuer's option exchange program, the Issuer canceled certain eligible unexercised options granted to the Reporting Person with an exercise price greater than $15. In exchange, the Reporting Person received (i) in the case of the canceled options that were fully vested as of March 8, 2024, a grant of 5,413 stock options that will vest in two equal installments over a two-year period from March 11, 2024 (the &quot;Grant Date&quot;) and (ii) in the case of the canceled options there were unvested as of March 8, 2024, a grant of 1,175 stock options that will vest as to 25% on the first anniversary of the Grant Date and as to an additional 6.25% at the end of each successive three-month period following the first anniversary of the Grant Date until the fourth anniversary of the Grant Date, subject to the Reporting Person's continued service to the Issuer on the vesting date.</footnote>
        <footnote id="F2">The canceled option was granted on January 2, 2019 and provided for vesting as to 20% of the shares underlying the option on the first anniversary of the grant date and, thereafter, vesting as to 5.0% of the shares underlying the option at the end of each successive three-month period following the first anniversary of the grant date until the fifth anniversary of the grant date.</footnote>
        <footnote id="F3">The canceled option was granted on June 21, 2019 and provided for vesting as to 50% of the shares underlying the option on the first anniversary of the grant date and, thereafter, vesting as to 12.5% of the shares underlying the option on each successive three month period after such date until the second anniversary of the grant date.</footnote>
        <footnote id="F4">The canceled option was granted on December 20, 2019 and provided for vesting as to 25% of the shares underlying the option on the first anniversary of the grant date and, thereafter, vesting as to 6.25% of the shares underlying the option at the end of each successive three-month period after such date until the fourth anniversary of the grant date.</footnote>
        <footnote id="F5">The canceled option was granted on April 1, 2020 and provided for vesting as to 25% of the shares underlying the option on the first anniversary of the grant date and, thereafter, vesting as to 6.25% of the shares underlying the option at the end of each successive three-month period after such date until the fourth anniversary of the grant date.</footnote>
        <footnote id="F6">The canceled option was granted on January 4, 2021 and provided for vesting as to 25% of the shares underlying the option on the first anniversary of the grant date and, thereafter, vesting as to 6.25% of the shares underlying the option at the end of each successive three-month period after such date until the fourth anniversary of the grant date.</footnote>
        <footnote id="F7">The canceled option was granted on December 23, 2021 and provided for vesting as to 25% of the shares underlying the option on the first anniversary of the grant date and, thereafter, vesting as to 6.25% of the shares underlying the option at the end of each successive three-month period after such date until the fourth anniversary of the grant date.</footnote>
    </footnotes>

    <ownerSignature>
        <signatureName>/s/ Daniel Calkins</signatureName>
        <signatureDate>2024-03-13</signatureDate>
    </ownerSignature>
</ownershipDocument>
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</DOCUMENT>
</SEC-DOCUMENT>
