<SEC-DOCUMENT>0001558370-20-004662-index.html : 20200429
<SEC-HEADER>0001558370-20-004662.hdr.sgml : 20200429
<ACCEPTANCE-DATETIME>20200429164344
ACCESSION NUMBER:		0001558370-20-004662
CONFORMED SUBMISSION TYPE:	DEFA14A
PUBLIC DOCUMENT COUNT:		5
FILED AS OF DATE:		20200429
DATE AS OF CHANGE:		20200429
EFFECTIVENESS DATE:		20200429

FILER:

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			Xencor Inc
		CENTRAL INDEX KEY:			0001326732
		STANDARD INDUSTRIAL CLASSIFICATION:	PHARMACEUTICAL PREPARATIONS [2834]
		IRS NUMBER:				201622502
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		DEFA14A
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-36182
		FILM NUMBER:		20831026

	BUSINESS ADDRESS:	
		STREET 1:		111 WEST LEMON AVE
		CITY:			MONROVIA
		STATE:			CA
		ZIP:			91016
		BUSINESS PHONE:		626-305-5900

	MAIL ADDRESS:	
		STREET 1:		111 WEST LEMON AVE
		CITY:			MONROVIA
		STATE:			CA
		ZIP:			91016
</SEC-HEADER>
<DOCUMENT>
<TYPE>DEFA14A
<SEQUENCE>1
<FILENAME>tmb-20200429xdefa14a.htm
<DESCRIPTION>DEFA14A
<TEXT>
Document 1 - file: tmb-20200429xdefa14a.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>2
<FILENAME>tmb-20200429xdefa14ag001.gif
<DESCRIPTION>GRAPHIC
<TEXT>
Document 2 - file: tmb-20200429xdefa14ag001.gif

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>3
<FILENAME>tmb-20200429xdefa14ag002.gif
<DESCRIPTION>GRAPHIC
<TEXT>
Document 3 - file: tmb-20200429xdefa14ag002.gif

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>4
<FILENAME>tmb-20200429xdefa14ag003.gif
<DESCRIPTION>GRAPHIC
<TEXT>
Document 4 - file: tmb-20200429xdefa14ag003.gif

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>5
<FILENAME>tmb-20200429xdefa14ag004.gif
<DESCRIPTION>GRAPHIC
<TEXT>
Document 5 - file: tmb-20200429xdefa14ag004.gif

</DOCUMENT>
</SEC-DOCUMENT>