<SEC-DOCUMENT>0001308179-23-000728-index.html : 20230421
<SEC-HEADER>0001308179-23-000728.hdr.sgml : 20230421
<ACCEPTANCE-DATETIME>20230421160148
ACCESSION NUMBER:		0001308179-23-000728
CONFORMED SUBMISSION TYPE:	DEF 14A
PUBLIC DOCUMENT COUNT:		108
FILED AS OF DATE:		20230421
DATE AS OF CHANGE:		20230421

FILER:

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			REGENERON PHARMACEUTICALS, INC.
		CENTRAL INDEX KEY:			0000872589
		STANDARD INDUSTRIAL CLASSIFICATION:	PHARMACEUTICAL PREPARATIONS [2834]
		IRS NUMBER:				133444607
		STATE OF INCORPORATION:			NY
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		DEF 14A
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	000-19034
		FILM NUMBER:		23836272

	BUSINESS ADDRESS:	
		STREET 1:		777 OLD SAW MILL RIVER ROAD
		CITY:			TARRYTOWN
		STATE:			NY
		ZIP:			10591
		BUSINESS PHONE:		9148477000

	MAIL ADDRESS:	
		STREET 1:		777 OLD SAW MILL RIVER ROAD
		CITY:			TARRYTOWN
		STATE:			NY
		ZIP:			10591

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	REGENERON PHARMACEUTICALS INC
		DATE OF NAME CHANGE:	19930328
</SEC-HEADER>
<DOCUMENT>
<TYPE>DEF 14A
<SEQUENCE>1
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<DESCRIPTION>REGENERON PHARMACEUTICALS, INC. - DEF 14A
<TEXT>
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</DOCUMENT> <DOCUMENT> <TYPE>GRAPHIC <SEQUENCE>80 <FILENAME>lregnx37x1.jpg <DESCRIPTION>GRAPHIC <TEXT> Document 80 - file: lregnx37x1.jpg
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</DOCUMENT> <DOCUMENT> <TYPE>EX-101.DEF <SEQUENCE>96 <FILENAME>regn-20221231_def.xml <DESCRIPTION>XBRL TAXONOMY EXTENSION - DEFINITION LINKBASE <TEXT> Document 96 - file: regn-20221231_def.xml
</DOCUMENT> <DOCUMENT> <TYPE>EX-101.LAB <SEQUENCE>97 <FILENAME>regn-20221231_lab.xml <DESCRIPTION>XBRL TAXONOMY EXTENSION - LABEL LINKBASE <TEXT> Document 97 - file: regn-20221231_lab.xml
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</DOCUMENT> <DOCUMENT> <TYPE>EX-101.SCH <SEQUENCE>99 <FILENAME>regn-20221231.xsd <DESCRIPTION>XBRL TAXONOMY EXTENSION - SCHEMA <TEXT> Document 99 - file: regn-20221231.xsd
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