<SEC-DOCUMENT>0001033427-17-000017-index.html : 20170202
<SEC-HEADER>0001033427-17-000017.hdr.sgml : 20170202
<ACCEPTANCE-DATETIME>20170202085109
ACCESSION NUMBER:		0001033427-17-000017
CONFORMED SUBMISSION TYPE:	SC 13G/A
PUBLIC DOCUMENT COUNT:		1
FILED AS OF DATE:		20170202
DATE AS OF CHANGE:		20170202

SUBJECT COMPANY:	

	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:		SC 13G/A
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	005-78830
		FILM NUMBER:		17566874

	BUSINESS ADDRESS:	
		STREET 1:		11388 SORRENTO VALLEY ROAD
		CITY:			SAN DIEGO
		STATE:			CA
		ZIP:			92121-1345
		BUSINESS PHONE:		(858) 794-8889

	MAIL ADDRESS:	
		STREET 1:		11388 SORRENTO VALLEY ROAD
		CITY:			SAN DIEGO
		STATE:			CA
		ZIP:			92121-1345

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	GLOBAL YACHT SERVICES INC
		DATE OF NAME CHANGE:	20010912

FILED BY:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			IRIDIAN ASSET MANAGEMENT LLC/CT
		CENTRAL INDEX KEY:			0001033427
		IRS NUMBER:				061439577
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		SC 13G/A

	BUSINESS ADDRESS:	
		STREET 1:		276 POST ROAD WEST
		CITY:			WESTPORT
		STATE:			CT
		ZIP:			06880-4704
		BUSINESS PHONE:		2033417800

	MAIL ADDRESS:	
		STREET 1:		276 POST ROAD WEST
		CITY:			WESTPORT
		STATE:			CT
		ZIP:			06880-4704
</SEC-HEADER>
<DOCUMENT>
<TYPE>SC 13G/A
<SEQUENCE>1
<FILENAME>halozyme13ga312312016.htm
<TEXT>
Document 1 - file: halozyme13ga312312016.htm

</DOCUMENT>
</SEC-DOCUMENT>