<SEC-DOCUMENT>0001140361-23-014591-index.html : 20230329
<SEC-HEADER>0001140361-23-014591.hdr.sgml : 20230329
<ACCEPTANCE-DATETIME>20230329195017
ACCESSION NUMBER:		0001140361-23-014591
CONFORMED SUBMISSION TYPE:	3
PUBLIC DOCUMENT COUNT:		2
CONFORMED PERIOD OF REPORT:	20230322
FILED AS OF DATE:		20230329
DATE AS OF CHANGE:		20230329

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			BELVIN MARCIA
		CENTRAL INDEX KEY:			0001970752

	FILING VALUES:
		FORM TYPE:		3
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-37587
		FILM NUMBER:		23776827

	MAIL ADDRESS:	
		STREET 1:		C/O CYTOMX THERAPEUTICS, INC.
		STREET 2:		151 OYSTER POINT BLVD., STE. 400
		CITY:			SOUTH SAN FRANCISCO
		STATE:			CA
		ZIP:			94080

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			CytomX Therapeutics, Inc.
		CENTRAL INDEX KEY:			0001501989
		STANDARD INDUSTRIAL CLASSIFICATION:	PHARMACEUTICAL PREPARATIONS [2834]
		IRS NUMBER:				273521219
		FISCAL YEAR END:			1231

	BUSINESS ADDRESS:	
		STREET 1:		151 OYSTER POINT BLVD.
		STREET 2:		SUITE 400
		CITY:			SOUTH SAN FRANCISCO
		STATE:			CA
		ZIP:			94080
		BUSINESS PHONE:		650.515.3185

	MAIL ADDRESS:	
		STREET 1:		151 OYSTER POINT BLVD.
		STREET 2:		SUITE 400
		CITY:			SOUTH SAN FRANCISCO
		STATE:			CA
		ZIP:			94080
</SEC-HEADER>
<DOCUMENT>
<TYPE>3
<SEQUENCE>1
<FILENAME>form3.xml
<TEXT>
Document 1 - file: form3.html

Document 1 - RAW XML: form3.xml

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-24.1
<SEQUENCE>2
<FILENAME>brhc10050532_ex24-1.htm
<DESCRIPTION>EXHIBIT 24.1
<TEXT>
Document 2 - file: brhc10050532_ex24-1.htm

</DOCUMENT>
</SEC-DOCUMENT>