<SEC-DOCUMENT>0001193125-21-110217-index.html : 20210408
<SEC-HEADER>0001193125-21-110217.hdr.sgml : 20210408
<ACCEPTANCE-DATETIME>20210408160801
ACCESSION NUMBER:		0001193125-21-110217
CONFORMED SUBMISSION TYPE:	DEFA14A
PUBLIC DOCUMENT COUNT:		4
FILED AS OF DATE:		20210408
DATE AS OF CHANGE:		20210408

FILER:

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			XOMA Corp
		CENTRAL INDEX KEY:			0000791908
		STANDARD INDUSTRIAL CLASSIFICATION:	PHARMACEUTICAL PREPARATIONS [2834]
		IRS NUMBER:				522154066
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		DEFA14A
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-39801
		FILM NUMBER:		21815017

	BUSINESS ADDRESS:	
		STREET 1:		2200 POWELL STREET
		STREET 2:		SUITE 310
		CITY:			EMERYVILLE
		STATE:			CA
		ZIP:			94608
		BUSINESS PHONE:		510-204-7239

	MAIL ADDRESS:	
		STREET 1:		2200 POWELL STREET
		STREET 2:		SUITE 310
		CITY:			EMERYVILLE
		STATE:			CA
		ZIP:			94608

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	XOMA LTD /DE/
		DATE OF NAME CHANGE:	19990107

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	XOMA CORP /DE/
		DATE OF NAME CHANGE:	19920703
</SEC-HEADER>
<DOCUMENT>
<TYPE>DEFA14A
<SEQUENCE>1
<FILENAME>d155502ddefa14a.htm
<DESCRIPTION>DEFA14A
<TEXT>
Document 1 - file: d155502ddefa14a.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>2
<FILENAME>g155502gra003b.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 2 - file: g155502gra003b.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>3
<FILENAME>g155502gra004.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 3 - file: g155502gra004.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>4
<FILENAME>g155502ssp003a.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 4 - file: g155502ssp003a.jpg

</DOCUMENT>
</SEC-DOCUMENT>