<SEC-DOCUMENT>0001564590-18-016611-index.html : 20180705
<SEC-HEADER>0001564590-18-016611.hdr.sgml : 20180705
<ACCEPTANCE-DATETIME>20180705171037
ACCESSION NUMBER:		0001564590-18-016611
CONFORMED SUBMISSION TYPE:	10-Q/A
PUBLIC DOCUMENT COUNT:		4
CONFORMED PERIOD OF REPORT:	20180331
FILED AS OF DATE:		20180705
DATE AS OF CHANGE:		20180705

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:		10-Q/A
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	000-14710
		FILM NUMBER:		18941230

	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>10-Q/A
<SEQUENCE>1
<FILENAME>xoma-10qa_20180331.htm
<DESCRIPTION>10-Q/A
<TEXT>
Document 1 - file: xoma-10qa_20180331.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-10.2
<SEQUENCE>2
<FILENAME>xoma-ex102_8.htm
<DESCRIPTION>EX-10.2
<TEXT>
Document 2 - file: xoma-ex102_8.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-31.1
<SEQUENCE>3
<FILENAME>xoma-ex311_7.htm
<DESCRIPTION>EX-31.1
<TEXT>
Document 3 - file: xoma-ex311_7.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-31.2
<SEQUENCE>4
<FILENAME>xoma-ex312_6.htm
<DESCRIPTION>EX-31.2
<TEXT>
Document 4 - file: xoma-ex312_6.htm

</DOCUMENT>
</SEC-DOCUMENT>