XOMA (XOMA) director exercises options, holds 9,234 common shares after trade

Rhea-AI Filing Summary

XOMA Royalty Corp director Joseph M. Limber exercised stock options to acquire 3,026 shares of common stock at $11.20 per share. The options, which had been fully vested and exercisable since July 21, 2017, were fully exercised, leaving no remaining options from this grant. Following the exercise, he directly holds 9,234 shares of common stock, 20,000 depositary shares of 8.375% Series B cumulative stock, and 10,000 shares of 8.625% Series A cumulative perpetual preferred stock.

Insider Trade Summary

3,026 shares exercised/converted

Mixed 4 txns

Insider LIMBER JOSEPH M

Role Director

Type	Security	Shares	Price	Value
Exercise	Stock Option (Right to Buy)	3,026	$0.00	--
Exercise	Common Stock	3,026	$11.20	$34K
holding	Depositary Shares - 8.375% Series B Cumulative Stock	--	--	--
holding	8.625% Series A Cumulative Perpetual Preferred Stock	--	--	--

Holdings After Transaction: Stock Option (Right to Buy) — 0 shares (Direct); Common Stock — 9,234 shares (Direct); Depositary Shares - 8.375% Series B Cumulative Stock — 20,000 shares (Direct); 8.625% Series A Cumulative Perpetual Preferred Stock — 10,000 shares (Direct)

Footnotes (1)

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Key Figures

Option exercise shares: 3,026 shares Option exercise price: $11.20 per share Common shares held after: 9,234 shares +3 more

6 metrics

Option exercise shares 3,026 shares Stock option exercise on March 27, 2026

Option exercise price $11.20 per share Stock Option (Right to Buy) strike price

Common shares held after 9,234 shares Direct common stock ownership after exercise

Series B depositary shares held 20,000 shares 8.375% Series B cumulative depositary shares

Series A preferred shares held 10,000 shares 8.625% Series A cumulative perpetual preferred stock

Option vesting date July 21, 2017 Option became fully vested and exercisable

Key Terms

Stock Option (Right to Buy), Common Stock, Depositary Shares - 8.375% Series B Cumulative Stock, 8.625% Series A Cumulative Perpetual Preferred Stock, +1 more

5 terms

Stock Option (Right to Buy) financial

"security_title: "Stock Option (Right to Buy)""

Common Stock financial

"underlying_security_title: "Common Stock""

Common stock represents ownership shares in a company, giving investors a stake in its success and a say in important decisions through voting rights. It is the most common type of stock traded on markets and can provide income through dividends, as well as potential for value growth. For investors, holding common stock means sharing in the company’s profits and risks.

Depositary Shares - 8.375% Series B Cumulative Stock financial

"security_title: "Depositary Shares - 8.375% Series B Cumulative Stock""

8.625% Series A Cumulative Perpetual Preferred Stock financial

"security_title: "8.625% Series A Cumulative Perpetual Preferred Stock""

Exercise or conversion of derivative security financial

"transaction_code_description: "Exercise or conversion of derivative security""

Form 4 Insider Transactions: What Each Field Means →

SEC Form 4

FORM 4

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

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940

OMB APPROVAL

OMB Number:			3235-0287
Estimated average burden
hours per response:			0.5

Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

Check this box to indicate that a transaction was made pursuant to a contract, instruction or written plan for the purchase or sale of equity securities of the issuer that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c). See Instruction 10.

1. Name and Address of Reporting Person^*

LIMBER JOSEPH M

(Last) (First) (Middle)

C/O XOMA ROYALTY CORPORATION

2200 POWELL STREET, SUITE 310

(Street)

EMERYVILLE CALIFORNIA 94608

(City) (State) (Zip)

UNITED STATES

(Country)

2. Issuer Name and Ticker or Trading Symbol
XOMA Royalty Corp [ XOMA ]

5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)

X	Director		10% Owner
	Officer (give title below)		Other (specify below)

2a. Foreign Trading Symbol

3. Date of Earliest Transaction (Month/Day/Year)
03/27/2026

6. Individual or Joint/Group Filing (Check Applicable Line)

X	Form filed by One Reporting Person
	Form filed by More than One Reporting Person

4. If Amendment, Date of Original Filed (Month/Day/Year)

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	3. Transaction Code (Instr. 8)		4. Securities Acquired (A) or Disposed Of (D) (Instr. 3, 4 and 5)			5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4)	6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
			Code	V	Amount	(A) or (D)	Price
Common Stock	03/27/2026		M		3,026	A	$11.2	9,234	D
Depositary Shares - 8.375% Series B Cumulative Stock								20,000	D
8.625% Series A Cumulative Perpetual Preferred Stock								10,000	D

Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 3)	2. Conversion or Exercise Price of Derivative Security	3. Transaction Date (Month/Day/Year)	3A. Deemed Execution Date, if any (Month/Day/Year)	4. Transaction Code (Instr. 8)		5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5)		6. Date Exercisable and Expiration Date (Month/Day/Year)		7. Title and Amount of Securities Underlying Derivative Security (Instr. 3 and 4)		8. Price of Derivative Security (Instr. 5)	9. Number of derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4)	10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)
				Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares
Stock Option (Right to Buy)	$11.2	03/27/2026		M			3,026	(1)	07/21/2026	Common Stock	3,026	$0	0	D

Explanation of Responses:

1. This option became fully vested and exercisable as of July 21, 2017.

Remarks:

Exhibit 24 - Power of Attorney

	/s/ Maricel Montano, Attorney-in-Fact for Joseph M Limber	03/31/2026
	** Signature of Reporting Person	Date
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* If the form is filed by more than one reporting person, see Instruction 4 (b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.
* Form 4: SEC 1474 (03-26)

FAQ

What insider transaction did XOMA (XOMA) report for Joseph M. Limber?

XOMA reported that director Joseph M. Limber exercised stock options to acquire 3,026 shares of common stock at $11.20 per share. This was a derivative exercise transaction, not an open-market purchase or sale, and reflects the use of a previously vested option grant.

How many XOMA (XOMA) common shares does Joseph M. Limber hold after this filing?

After exercising his options, Joseph M. Limber directly holds 9,234 shares of XOMA common stock. This figure reflects his position following the 3,026-share option exercise reported as a derivative transaction on March 27, 2026.

What were the terms of the stock option exercised by the XOMA (XOMA) director?

The exercised stock option covered 3,026 underlying common shares at an exercise price of $11.20 per share. According to a footnote, this option had been fully vested and exercisable since July 21, 2017, and is now fully exercised with zero options remaining from this grant.

What preferred or depositary shares of XOMA (XOMA) does Joseph M. Limber hold?

Joseph M. Limber directly holds 20,000 depositary shares of XOMA’s 8.375% Series B cumulative stock and 10,000 shares of its 8.625% Series A cumulative perpetual preferred stock. These holdings are reported as of the same date as the option exercise transaction.

Did the XOMA (XOMA) Form 4 show any stock sales by Joseph M. Limber?

The Form 4 shows only an option exercise to acquire 3,026 common shares and updated holdings in common and preferred securities. It does not report any open-market sales or dispositions; transaction codes are limited to an M code for derivative exercise and holding entries.