<SEC-DOCUMENT>0000921895-24-001304.txt : 20240523
<SEC-HEADER>0000921895-24-001304.hdr.sgml : 20240523
<ACCEPTANCE-DATETIME>20240523162046
ACCESSION NUMBER:		0000921895-24-001304
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20240521
FILED AS OF DATE:		20240523
DATE AS OF CHANGE:		20240523

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			EDRICK ALAN I
		CENTRAL INDEX KEY:			0001195340
		ORGANIZATION NAME:           	

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-33957
		FILM NUMBER:		24978567

	MAIL ADDRESS:	
		STREET 1:		20200 SUNBURST STREET
		CITY:			CHATSWORTH
		STATE:			CA
		ZIP:			91311

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			HARVARD BIOSCIENCE INC
		CENTRAL INDEX KEY:			0001123494
		STANDARD INDUSTRIAL CLASSIFICATION:	LABORATORY ANALYTICAL INSTRUMENTS [3826]
		ORGANIZATION NAME:           	08 Industrial Applications and Services
		IRS NUMBER:				043306140
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	BUSINESS ADDRESS:	
		STREET 1:		84 OCTOBER HILL RD
		CITY:			HOLLISTON
		STATE:			MA
		ZIP:			01746
		BUSINESS PHONE:		5088938999

	MAIL ADDRESS:	
		STREET 1:		84 OCTOBER HILL ROAD
		CITY:			HOLLISTON
		STATE:			MA
		ZIP:			01746
</SEC-HEADER>
<DOCUMENT>
<TYPE>4
<SEQUENCE>1
<FILENAME>form412799001ala_05232024.xml
<DESCRIPTION>OWNERSHIP DOCUMENT
<TEXT>
<XML>
<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0508</schemaVersion>

    <documentType>4</documentType>

    <periodOfReport>2024-05-21</periodOfReport>

    <notSubjectToSection16>0</notSubjectToSection16>

    <issuer>
        <issuerCik>0001123494</issuerCik>
        <issuerName>HARVARD BIOSCIENCE INC</issuerName>
        <issuerTradingSymbol>HBIO</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001195340</rptOwnerCik>
            <rptOwnerName>EDRICK ALAN I</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>C/O HARVARD BIOSCIENCE, INC.</rptOwnerStreet1>
            <rptOwnerStreet2>84 OCTOBER HILL RD.</rptOwnerStreet2>
            <rptOwnerCity>HOLLISTON</rptOwnerCity>
            <rptOwnerState>MA</rptOwnerState>
            <rptOwnerZipCode>01746</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>1</isDirector>
            <isOfficer>0</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>0</isOther>
            <officerTitle></officerTitle>
            <otherText></otherText>
        </reportingOwnerRelationship>
    </reportingOwner>

    <aff10b5One>0</aff10b5One>

    <nonDerivativeTable>
        <nonDerivativeTransaction>
            <securityTitle>
                <value>Common Stock</value>
            </securityTitle>
            <transactionDate>
                <value>2024-05-21</value>
            </transactionDate>
            <deemedExecutionDate></deemedExecutionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>A</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionTimeliness></transactionTimeliness>
            <transactionAmounts>
                <transactionShares>
                    <value>45872</value>
                    <footnoteId id="F1"/>
                </transactionShares>
                <transactionPricePerShare>
                    <value>0.00</value>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>A</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>273911</value>
                    <footnoteId id="F2"/>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </nonDerivativeTransaction>
    </nonDerivativeTable>

    <footnotes>
        <footnote id="F1">Represents an award of 45,872 restricted stock units that fully vest on the earlier to occur of (i) the date of the Issuer's next Annual Meeting of Stockholders after May 14, 2024, immediately prior to the commencement of such meeting, and (ii) May 21, 2025.</footnote>
        <footnote id="F2">Includes (a) the award described in footnote (1) above and (b) 228,039 shares of common stock held by the Reporting Person.</footnote>
    </footnotes>

    <ownerSignature>
        <signatureName>/s/ John Fry, by power of attorney</signatureName>
        <signatureDate>2024-05-23</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
