<SEC-DOCUMENT>0001159036-23-000030-index.html : 20230324
<SEC-HEADER>0001159036-23-000030.hdr.sgml : 20230324
<ACCEPTANCE-DATETIME>20230324160838
ACCESSION NUMBER:		0001159036-23-000030
CONFORMED SUBMISSION TYPE:	DEFA14A
PUBLIC DOCUMENT COUNT:		3
FILED AS OF DATE:		20230324
DATE AS OF CHANGE:		20230324

FILER:

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			HALOZYME THERAPEUTICS, INC.
		CENTRAL INDEX KEY:			0001159036
		STANDARD INDUSTRIAL CLASSIFICATION:	BIOLOGICAL PRODUCTS (NO DIAGNOSTIC SUBSTANCES) [2836]
		IRS NUMBER:				880488686
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		DEFA14A
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-32335
		FILM NUMBER:		23759941

	BUSINESS ADDRESS:	
		STREET 1:		12390 EL CAMINO REAL
		CITY:			SAN DIEGO
		STATE:			CA
		ZIP:			92130
		BUSINESS PHONE:		(858) 794-8889

	MAIL ADDRESS:	
		STREET 1:		12390 EL CAMINO REAL
		CITY:			SAN DIEGO
		STATE:			CA
		ZIP:			92130

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	HALOZYME THERAPEUTICS INC
		DATE OF NAME CHANGE:	20040312

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	GLOBAL YACHT SERVICES INC
		DATE OF NAME CHANGE:	20010912
</SEC-HEADER>
<DOCUMENT>
<TYPE>DEFA14A
<SEQUENCE>1
<FILENAME>proxyadditional2023.htm
<DESCRIPTION>DEFA14A
<TEXT>
Document 1 - file: proxyadditional2023.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>2
<FILENAME>proxyadditionalpage1.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 2 - file: proxyadditionalpage1.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>3
<FILENAME>proxyadditionalpage2.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 3 - file: proxyadditionalpage2.jpg

</DOCUMENT>
</SEC-DOCUMENT>