Trustmark Corporation

03/16/2026 | Press release | Distributed by Public on 03/16/2026 06:05

Additional Proxy Soliciting Materials (Form DEFA14A)

UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

SCHEDULE 14A

Proxy Statement Pursuant to Section 14(a) of the

Securities Exchange Act of 1934

(Amendment No. __)

Filed by the Registrant
Filed by a Party other than the Registrant

Check the appropriate box:

Preliminary Proxy Statement

Confidential, for Use of the Commission Only (as permitted by Rule 14a-6(e)(2))

Definitive Proxy Statement

Definitive Additional Materials

Soliciting Material Pursuant to §240.14a-12

Trustmark Corporation

(Name of Registrant as Specified in Its Charter)

(Name of Person(s) Filing Proxy Statement, if other than Registrant)

Payment of Filing Fee (Check the appropriate box):

No fee required.

Fee paid previously with preliminary materials.

Fee computed on table in exhibit required by Item 25(b) per Exchange Act Rules 14a-6(i)(1) and 0-11.

Your Vote Counts!

P.O. BOX 291

JACKSON, MS 39205-0291

TRUSTMARK CORPORATION

2026 Annual Meeting

Vote by April 27, 2026 11:59 PM ET. For shares held in a Plan, vote by April 22, 2026 11:59 PM ET.

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You invested in TRUSTMARK CORPORATION and it's time to vote!

You have the right to vote on proposals being presented at the Annual Meeting. This is an important notice regarding the availability of proxy materials for the shareholder meeting to be held virtually on April 28, 2026.

Get informed before you vote

View the 2026 Notice and Proxy Statement, 2025 Year in Review and 2025 Form 10-K online OR you can receive a free paper or email copy of the material(s) by requesting prior to April 14, 2026. If you would like to request a copy of the material(s) for this and/or future shareholder meetings, you may (1) visit www.ProxyVote.com, (2) call 1-800-579-1639 or (3) send an email to [email protected]. If sending an email, please include your control number (indicated below) in the subject line. Unless requested, you will not otherwise receive a paper or email copy.

*Please check the meeting materials for any special requirements for meeting attendance.

Vote at www.ProxyVote.com

THIS IS NOT A VOTABLE BALLOT

This is an overview of the proposals being presented at the upcoming shareholder meeting. Please follow the instructions on the reverse side to vote these important matters.

 Voting Items

   Board 
Recommends 

1.

Election of Directors - To elect a board of eleven directors to hold office for the ensuing year or until their successors are elected and qualified.

Nominees:

1a.

Adolphus B. Baker For    

1b.

Augustus L. Collins For

1c.

Tracy T. Conerly For

1d.

Duane A. Dewey For

1e.

Marcelo Eduardo For

1f.

J. Clay Hays, Jr., M.D. For

1g.

Gerard R. Host For

1h.

Harris V. Morrissette For

1i.

Richard H. Puckett For

1j.

Lea B. Turnipseed For

1k.

William G. Yates III For

2.

To provide advisory approval of Trustmark's executive compensation. For

3.

To ratify the selection of Crowe LLP as Trustmark's independent auditor for the fiscal year ending December 31, 2026.

For

4.

To transact such other business as may properly come before the meeting.

Prefer to receive an email instead? While voting on www.ProxyVote.com, be sure to click "Delivery Settings".

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Trustmark Corporation published this content on March 16, 2026, and is solely responsible for the information contained herein. Distributed via EDGAR on March 16, 2026 at 12:05 UTC. If you believe the information included in the content is inaccurate or outdated and requires editing or removal, please contact us at [email protected]