<SEC-DOCUMENT>0000921895-21-002902-index.html : 20211229
<SEC-HEADER>0000921895-21-002902.hdr.sgml : 20211229
<ACCEPTANCE-DATETIME>20211229162211
ACCESSION NUMBER:		0000921895-21-002902
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20211228
FILED AS OF DATE:		20211229
DATE AS OF CHANGE:		20211229

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			LOY BERTRAND
		CENTRAL INDEX KEY:			0001197452

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-33957
		FILM NUMBER:		211529117

	MAIL ADDRESS:	
		STREET 1:		C/O ENTEGRIS, INC.
		STREET 2:		129 CONCORD RD
		CITY:			BILLERICA
		STATE:			MA
		ZIP:			01821

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			HARVARD BIOSCIENCE INC
		CENTRAL INDEX KEY:			0001123494
		STANDARD INDUSTRIAL CLASSIFICATION:	LABORATORY ANALYTICAL INSTRUMENTS [3826]
		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>
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<TYPE>4
<SEQUENCE>1
<FILENAME>form412799001loy_12292021.xml
<DESCRIPTION>OWNERSHIP DOCUMENT
<TEXT>
Document 1 - file: form412799001loy_12292021.html

Document 1 - RAW XML: form412799001loy_12292021.xml

</DOCUMENT>
</SEC-DOCUMENT>