<SEC-DOCUMENT>0001193125-26-262273.txt : 20260608
<SEC-HEADER>0001193125-26-262273.hdr.sgml : 20260608
<ACCEPTANCE-DATETIME>20260608182807
ACCESSION NUMBER:		0001193125-26-262273
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20260605
FILED AS OF DATE:		20260608
DATE AS OF CHANGE:		20260608

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			Thomas Stephen Basil
		CENTRAL INDEX KEY:			0002027962
		ORGANIZATION NAME:           	

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-40708
		FILM NUMBER:		261073932

	MAIL ADDRESS:	
		STREET 1:		2525 SMITH STREET
		CITY:			SCOTCH PLAINS
		STATE:			NJ
		ZIP:			07076

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			Climb Bio, Inc.
		CENTRAL INDEX KEY:			0001768446
		STANDARD INDUSTRIAL CLASSIFICATION:	PHARMACEUTICAL PREPARATIONS [2834]
		ORGANIZATION NAME:           	03 Life Sciences
		EIN:				832273741
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	BUSINESS ADDRESS:	
		STREET 1:		20 WILLIAM STREET
		STREET 2:		SUITE 145
		CITY:			WELLESLEY HILLS
		STATE:			MA
		ZIP:			02481
		BUSINESS PHONE:		1-866-857-2596

	MAIL ADDRESS:	
		STREET 1:		20 WILLIAM STREET
		STREET 2:		SUITE 145
		CITY:			WELLESLEY HILLS
		STATE:			MA
		ZIP:			02481

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	Eliem Therapeutics, Inc.
		DATE OF NAME CHANGE:	20190219
</SEC-HEADER>
<DOCUMENT>
<TYPE>4
<SEQUENCE>1
<FILENAME>ownership.xml
<DESCRIPTION>4
<TEXT>
<XML>
<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0609</schemaVersion>

    <documentType>4</documentType>

    <periodOfReport>2026-06-05</periodOfReport>

    <issuer>
        <issuerCik>0001768446</issuerCik>
        <issuerName>Climb Bio, Inc.</issuerName>
        <issuerTradingSymbol>CLYM</issuerTradingSymbol>
        <issuerForeignTradingSymbol></issuerForeignTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0002027962</rptOwnerCik>
            <rptOwnerName>Thomas Stephen Basil</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerNonUSAddressFlag>false</rptOwnerNonUSAddressFlag>
            <rptOwnerStreet1>C/O CLIMB BIO, INC.</rptOwnerStreet1>
            <rptOwnerStreet2>20 WILLIAM STREET, SUITE 145</rptOwnerStreet2>
            <rptOwnerCity>WELLESLEY HILLS</rptOwnerCity>
            <rptOwnerState>MA</rptOwnerState>
            <rptOwnerZipCode>02481</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>true</isDirector>
            <isOfficer>false</isOfficer>
            <isTenPercentOwner>false</isTenPercentOwner>
            <isOther>false</isOther>
        </reportingOwnerRelationship>
    </reportingOwner>

    <aff10b5One>false</aff10b5One>

    <derivativeTable>
        <derivativeTransaction>
            <securityTitle>
                <value>Stock Option (Right to Buy)</value>
            </securityTitle>
            <conversionOrExercisePrice>
                <value>10.55</value>
            </conversionOrExercisePrice>
            <transactionDate>
                <value>2026-06-05</value>
            </transactionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>A</transactionCode>
                <equitySwapInvolved>false</equitySwapInvolved>
            </transactionCoding>
            <transactionAmounts>
                <transactionShares>
                    <value>40000</value>
                </transactionShares>
                <transactionPricePerShare>
                    <value>0</value>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>A</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <exerciseDate>
                <footnoteId id="F1"/>
            </exerciseDate>
            <expirationDate>
                <value>2036-06-04</value>
            </expirationDate>
            <underlyingSecurity>
                <underlyingSecurityTitle>
                    <value>Common Stock</value>
                </underlyingSecurityTitle>
                <underlyingSecurityShares>
                    <value>40000</value>
                </underlyingSecurityShares>
            </underlyingSecurity>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>40000</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </derivativeTransaction>
    </derivativeTable>

    <footnotes>
        <footnote id="F1">The shares subject to the option will vest on the earlier of June 5, 2027 or the date immediately prior to the date of the next annual meeting of stockholders, subject to the reporting person's continued service through such date.</footnote>
    </footnotes>

    <ownerSignature>
        <signatureName>Chandra Adams, as Attorney-in-Fact</signatureName>
        <signatureDate>2026-06-08</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
