Exhibit 32.1
CERTIFICATION
Pursuant to the requirement set forth in Rule 13a-14(b) of the Securities Exchange Act of 1934, as amended, (the “Exchange Act”) and Section 1350 of Chapter 63 of Title 18 of the United States Code (18 U.S.C. §1350), Owen Hughes, Chief Executive Officer of XOMA Royalty Corporation (the “Company”), and Thomas Burns, Senior Vice President, Finance and Chief Financial Officer of the Company, each hereby certifies that, to the best of his or her knowledge:
| 1. | The Company’s Quarterly Report on Form 10-Q |