Company: XOMAP
Filing Date: 2025-10-03
Form Type: 424B5
Source: 0001193125-25-230383
Chunk: 24

Company: XOMA Royalty Corp
Filing Date: 2025-10-03
Form: 424B5
Chunk 24
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 quarterly dividend periods (whether or not declared or consecutive), holders of Series B Preferred Stock (voting separately as a class with all other outstanding series of Preferred Stock upon which like voting rights have been conferred and are exercisable) will be entitled to elect two additional directors to our board of directors to serve until all unpaid dividends have been fully paid or declared and set apart for payment. In addition, certain material and adverse changes to the terms of the Series B Preferred Stock cannot be made without the affirmative vote of holders of at least 66 2/3% of the outstanding shares of Series B Preferred Stock, voting as a separate class. In any matter in which the Series B Preferred Stock may vote, each share of Series B Preferred Stock shall be entitled to one vote per $25,000.00 of liquidation preference. As a result, each Series B Depositary Share will be entitled to 1/1000th of a vote. Series X Preferred Stock .We have designated 5,003 shares of our Preferred Stock as Series X Preferred Stock. The Series X Preferred Stock ranks:

| • |     | senior to any class or series of our capital stock created specifically ranking by its terms junior to the Series 
 X Preferred Stock;                                                                                                |

| • |     | on parity to our Common Stock; |

| • |     | on parity to any class or series of our capital stock created specifically ranking by its terms on parity with 
 the Series X Preferred Stock; and                                                                              |

| • |     | junior to any class or series of our capital stock created specifically ranking by its terms senior to the Series 
 X Preferred Stock;                                                                                                |

in each case, as to distributions of assets upon our liquidation, dissolution or winding up whether voluntarily or involuntarily. Dividends. Holders of Series X Preferred Stock are entitled to receive dividends or other distributions on shares of Series X Preferred Stock equal (on an as-convertedbasis) to and in the same form as dividends actually paid on our Common Stock or other junior securities. Liquidation Preference. In the event of our liquidation, dissolution, or winding up, holders of our Series X Preferred Stock will participate pari passu (on an as-convertedbasis, without regard to any blocker provisions) with any distribution of proceeds to holders of our Common Stock, subject to the prior and superior rights of the holders of any Senior Securities of the Corporation. Redemption. We are not obligated to redeem or repurchase any shares of Series X Preferred Stock. Shares of Series X Preferred Stock are