<SEC-DOCUMENT>0001193125-24-009344-index.html : 20240118
<SEC-HEADER>0001193125-24-009344.hdr.sgml : 20240118
<ACCEPTANCE-DATETIME>20240117174859
ACCESSION NUMBER:		0001193125-24-009344
CONFORMED SUBMISSION TYPE:	SC 13D
PUBLIC DOCUMENT COUNT:		8
FILED AS OF DATE:		20240118
DATE AS OF CHANGE:		20240117
GROUP MEMBERS:		HAWAII MERGER SUB, INC.
GROUP MEMBERS:		MERCK & CO., INC.

SUBJECT COMPANY:	

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			Harpoon Therapeutics, Inc.
		CENTRAL INDEX KEY:			0001708493
		STANDARD INDUSTRIAL CLASSIFICATION:	BIOLOGICAL PRODUCTS (NO DIAGNOSTIC SUBSTANCES) [2836]
		ORGANIZATION NAME:           	03 Life Sciences
		IRS NUMBER:				473458693
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		SC 13D
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	005-90935
		FILM NUMBER:		24539538

	BUSINESS ADDRESS:	
		STREET 1:		611 GATEWAY BOULEVARD, SUITE 400
		CITY:			SOUTH SAN FRANCISCO
		STATE:			CA
		ZIP:			94080
		BUSINESS PHONE:		(650) 443-7400

	MAIL ADDRESS:	
		STREET 1:		611 GATEWAY BOULEVARD, SUITE 400
		CITY:			SOUTH SAN FRANCISCO
		STATE:			CA
		ZIP:			94080

FILED BY:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			MERCK SHARP & DOHME LLC
		CENTRAL INDEX KEY:			0000064978
		STANDARD INDUSTRIAL CLASSIFICATION:	PHARMACEUTICAL PREPARATIONS [2834]
		ORGANIZATION NAME:           	03 Life Sciences
		IRS NUMBER:				221109110
		STATE OF INCORPORATION:			NJ
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		SC 13D

	BUSINESS ADDRESS:	
		STREET 1:		ONE MERCK DR
		STREET 2:		P O BOX 100
		CITY:			WHITEHOUSE STATION
		STATE:			NJ
		ZIP:			08889-0100
		BUSINESS PHONE:		9084231688

	MAIL ADDRESS:	
		STREET 1:		ONE MERCK DR
		STREET 2:		PO BOX 100 WS3AB-05
		CITY:			WHITEHOUSE STATION
		STATE:			NJ
		ZIP:			08889-0100

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	MERCK SHARP & DOHME CORP.
		DATE OF NAME CHANGE:	20091103

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	MERCK & CO INC
		DATE OF NAME CHANGE:	19920703
</SEC-HEADER>
<DOCUMENT>
<TYPE>SC 13D
<SEQUENCE>1
<FILENAME>d658382dsc13d.htm
<DESCRIPTION>SC 13D
<TEXT>
Document 1 - file: d658382dsc13d.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-99.2
<SEQUENCE>2
<FILENAME>d658382dex992.htm
<DESCRIPTION>EX-99.2
<TEXT>
Document 2 - file: d658382dex992.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-99.3
<SEQUENCE>3
<FILENAME>d658382dex993.htm
<DESCRIPTION>EX-99.3
<TEXT>
Document 3 - file: d658382dex993.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-99.4
<SEQUENCE>4
<FILENAME>d658382dex994.htm
<DESCRIPTION>EX-99.4
<TEXT>
Document 4 - file: d658382dex994.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-99.5
<SEQUENCE>5
<FILENAME>d658382dex995.htm
<DESCRIPTION>EX-99.5
<TEXT>
Document 5 - file: d658382dex995.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-99.6
<SEQUENCE>6
<FILENAME>d658382dex996.htm
<DESCRIPTION>EX-99.6
<TEXT>
Document 6 - file: d658382dex996.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>7
<FILENAME>g658382dsp1.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 7 - file: g658382dsp1.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>8
<FILENAME>g658382dsp5.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 8 - file: g658382dsp5.jpg

</DOCUMENT>
</SEC-DOCUMENT>