---
schema_version: "secwatch.filing_event.v1"
accession: "0001193125-25-220830"
form_type: "8-K"
ticker: "XOMA"
cik: "0000791908"
company_name: "XOMA Royalty Corp"
filed_at: "2025-09-26T23:59:59+00:00"
generated_at: "2026-05-17T05:37:59.059534+00:00"
event_type: "other"
sentiment: "neutral"
materiality_score: 0.02
calibrated_materiality_score: 0.02
confidence: "high"
source: SEC EDGAR
---

# XOMA corrects typo in Series B preferred stock certificate of designation

## Summary
- Certificate of Correction filed Sept 23, 2025 for Series B Cumulative Perpetual Preferred Stock.
- Typographical error in Section 8(a) corrected from "1.253.13" to "1,253.13".
- Original Certificate of Designation filed May 29, 2025; no change to economic terms.

## SEC filing metadata
- accession: 0001193125-25-220830
- form_type: 8-K
- ticker: XOMA
- cik: 0000791908
- company_name: XOMA Royalty Corp
- filed_at: 2025-09-26T23:59:59+00:00
- event_type: other
- sentiment: neutral
- materiality_score: 0.02
- calibrated_materiality_score: 0.02
- confidence: high
- sec_items: 5.03, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/791908/000119312525220830/0001193125-25-220830-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/791908/000119312525220830/d898051d8k.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001193125-25-220830
- JSON: https://secwatch.observer/filing/0001193125-25-220830.json
- Plain text: https://secwatch.observer/filing/0001193125-25-220830.txt

## Key facts
- Governance Changes
  XOMA Royalty Corp: Corrected a typographical error in Section 8(a) of the Certificate of Designation of 8.375% Series B cumulative perpetual preferred stock, changing '1.253.13' to '1,253.13' (effective 2025-09-23).
  - Change: charter amendment
  - Effective: 2025-09-23
  source text: On September 23, 2025, the Company filed a Certificate of Correction (the “ Certificate of Correction ”) to the Certificate of Designation of 8.375% Series B cumulative perpetual preferred stock originally filed with the Secretary of State of the State of Nevada on May 29, 2025 (the “ Certificate of Designation ”). The Certificate of Correction corrects a typographical error in Section 8(a) of the Certificate of Designation from “1.253.13” to “1,253.13”.
  evidence_url: https://www.sec.gov/Archives/edgar/data/791908/000119312525220830/0001193125-25-220830-index.htm

This AI-assisted summary is a reading aid. Review the linked SEC EDGAR filing before relying on any specific claim.