Company: XOMAP
Filing Date: 2025-02-11
Form Type: 8-K/A
Source: 0001193125-25-024024
Chunk: 0

Company: XOMA Royalty Corp
Filing Date: 2025-02-11
Form: 8-K/A
Chunk 0
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UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K/A (Amendment No. 1) CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of Earliest Event Reported): November 26, 2024 XOMA ROYALTY CORPORATION (Exact Name of Registrant as Specified in Charter)

| Delaware                                       |     | 001-39801   |     | 52-2154066            |
| (State or Other Jurisdiction of Incorporation) |     | -Commission 
 File Number |     | -I.R.S. Employer      
 Identification Number |

| 2200 Powell Street, Suite 310 Emeryville, California 94608 |     |     94608 |
| (Address of Principal Executive Offices)                   |     | -Zip Code |

(510) 204-7200 (Registrant’s telephone number, including area code) (Former name or former address, if changed since last report) Check the appropriate box below if the Form 8-Kfiling 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)) |

Securities registered pursuant to Section 12(b) of the Act:

| Title of each class                                                                                                                                   |     | Trading   
 Symbol(s) |     | Name of each exchange    
 on which registered      |
| Common Stock, $0.0075 par value                                                                                                                       |     | XOMA      |     | The Nasdaq Global Market |
| 8.625% Series A Cumulative Perpetual Preferred Stock, par value $0.05 per share                                                                       |     | XOMAP     |     | The Nasdaq Global Market |
| Depositary Shares (each representing 1/1000th interest in a share of