Trustmark (TRMK) finance chief reports RSU vesting and tax share withholding

Rhea-AI Filing Summary

Trustmark Corporation Treasurer and Principal Financial Officer Thomas C. Owens reported equity compensation activity involving the company’s common stock. On February 17, 2026, he acquired 6,841 shares at $0.0000 per share as a grant or award tied to performance-based restricted stock units granted on February 15, 2023. The footnotes state this reflects 165% vesting of those performance-based units after a performance period that ended on December 31, 2025, with vesting certified by the Human Resources Committee on February 17, 2026. In a related transaction the same day, 1,940 shares at $44.82 per share were disposed of to satisfy tax withholding obligations upon vesting. Following these transactions, Owens directly owned 51,728 shares of Trustmark common stock.

Insights

Equity Compensation Analyst

Performance-based equity vested with routine tax withholding; no open-market trades.

The activity centers on performance-based restricted stock units granted on February 15, 2023. On February 17, 2026, 6,841 common shares were delivered at $0.0000, reflecting 165% vesting after a performance period ending December 31, 2025.

A separate Form 4 line shows 1,940 shares at $44.82 disposed under code F, which the footnote explains were withheld for tax obligations at vesting. This is a non‑open‑market, administrative disposition rather than a discretionary sale. Owens’ direct holdings after these entries total 51,728 shares.

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

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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^*

Owens Thomas C

(Last) (First) (Middle)

P. O. BOX 291

(Street)

JACKSON MS 39205

(City) (State) (Zip)

2. Issuer Name and Ticker or Trading Symbol
TRUSTMARK CORP [ TRMK ]

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

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

3. Date of Earliest Transaction (Month/Day/Year)
02/17/2026

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

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

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

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	02/17/2026		A		6,841(1)	A	$0	53,668	D
Common Stock	02/17/2026		F		1,940(2)	D	$44.82	51,728	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

Explanation of Responses:

1. Reflects 165% vesting of performance-based restricted stock units granted February 15, 2023, under the Trustmark Corporation Amended and Restated Stock and Incentive Compensation Plan. The performance period for the award ended on December 31, 2025, and vesting of the award was certified by the Human Resources Committee on February 17, 2026.

2. Shares withheld to satisfy tax withholding obligations in connection with vesting of performance-based restricted stock units granted February 15, 2023.

	Thomas C. Owens by Granville Tate, Jr., POA	02/18/2026
	** 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.
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FAQ

What did Trustmark (TRMK) executive Thomas C. Owens report on this Form 4?

He reported equity compensation activity involving Trustmark common stock. On February 17, 2026, he received 6,841 shares from vesting performance-based restricted stock units and had 1,940 shares withheld to cover tax obligations tied to that vesting event.

How many Trustmark (TRMK) shares did Thomas C. Owens acquire in the award?

He acquired 6,841 shares of Trustmark common stock at an effective price of $0.0000 per share. These shares came from performance-based restricted stock units granted February 15, 2023, which ultimately vested at 165% of the target level after the performance period.

Why were 1,940 Trustmark (TRMK) shares disposed of in this filing?

The 1,940 shares were withheld to satisfy tax withholding obligations related to the vesting of performance-based restricted stock units. The Form 4 uses transaction code F, and the footnote clarifies this was a tax payment mechanism, not an open-market sale transaction.

What was the vesting outcome for the Trustmark (TRMK) performance-based RSUs?

The performance-based restricted stock units granted on February 15, 2023 vested at 165% of target. The performance period ended December 31, 2025, and the Human Resources Committee certified the vesting outcome on February 17, 2026, triggering share delivery and related tax withholding.

How many Trustmark (TRMK) shares does Thomas C. Owens hold after these transactions?

After the vesting-related acquisition and tax withholding disposition, Thomas C. Owens directly owns 51,728 shares of Trustmark common stock. This total reflects both the 6,841-share grant and the 1,940 shares withheld to cover tax obligations associated with the award vesting.

Did Thomas C. Owens make any open-market purchases or sales of Trustmark (TRMK) stock?

The reported transactions are a grant/award acquisition and a tax-withholding disposition, not open-market trades. Shares were delivered at $0.0000 per share upon vesting and partially withheld at $44.82 per share solely to satisfy related tax obligations for the performance-based award.