Form 8-K Filing

UNITED STATES
SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

FORM 8-K

CURRENT REPORT
Pursuant to Section 13 or 15(d) of the
Securities Exchange Act of 1934

Date of Report (Date of earliest event Reported): March 18, 2013

XOMA CORPORATION
(Exact Name of Registrant as Specified in Charter)

DELAWARE
(State or Other Jurisdiction of Incorporation)

000-14710 52-2154066
(Commission File Number) (I.R.S. Employer Identification Number)

2910 Seventh Street, Berkeley, California 94710
(Address of Principal Executive Offices) (Zip Code)

Registrant's telephone number, including area code: (510) 204-7200


Not applicable
(Former name or former address, if changed since last report)


Check the appropriate box below if the Form 8-K filing is intended to simultaneously satisfy the filing obligation of the registrant under any of the following provisions:

  [   ]   Written communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425)
  [   ]   Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12)
  [   ]   Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b))
  [   ]   Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240.13e-4(c))


Item 8.01. Other Events.

On March 18, 2013, the Company issued a press release, a copy of which is attached as Exhibit 99.1 to this report.

Item 9.01. Financial Statements and Exhibits.

(d) Exhibits

Exhibit Number Description
99.1 Press Release, dated March 18, 2013.


SIGNATURE

Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned hereunto duly authorized.

Dated: March 20, 2013 XOMA CORPORATION

 By:   /s/ FRED KURLAND
Fred Kurland
Vice President, Finance and
Chief Financial Officer

EXHIBIT INDEX

Exhibit Number Description
99.1 Press Release, dated March 18, 2013.