    <SEC-DOCUMENT>0001159036-25-000018-index.html : 20250318
    <SEC-HEADER>0001159036-25-000018.hdr.sgml : 20250318
    <ACCEPTANCE-DATETIME>20250318161706
    ACCESSION NUMBER:		0001159036-25-000018
    CONFORMED SUBMISSION TYPE:	ARS
    PUBLIC DOCUMENT COUNT:		1
    CONFORMED PERIOD OF REPORT:	20241231
    FILED AS OF DATE:		20250318
    DATE AS OF CHANGE:		20250318
    EFFECTIVENESS DATE:		20250318

    FILER:

    	COMPANY DATA:
    		COMPANY CONFORMED NAME:			HALOZYME THERAPEUTICS, INC.
    		CENTRAL INDEX KEY:			0001159036
    		STANDARD INDUSTRIAL CLASSIFICATION:	BIOLOGICAL PRODUCTS (NO DIAGNOSTIC SUBSTANCES) [2836]
    		ORGANIZATION NAME:           	03 Life Sciences
    		IRS NUMBER:				880488686
    		STATE OF INCORPORATION:			DE
    		FISCAL YEAR END:			1231

    	FILING VALUES:
    		FORM TYPE:		ARS
    		SEC ACT:		1934 Act
    		SEC FILE NUMBER:	001-32335
    		FILM NUMBER:		25748588

    	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>ARS
    <SEQUENCE>1
    <FILENAME>annualreportforshareholder.pdf
    <DESCRIPTION>ARS
    <TEXT>
    Document 1 - file: annualreportforshareholder.pdf

    </DOCUMENT>
    </SEC-DOCUMENT>