Trustmark Corporation (NASDAQGS:TRMK) will announce its third quarter 2026 financial results in a news release on Tuesday, October 27, 2026, after close of the market. Duane A. Dewey, President and Chief Executive Officer, will conduct a conference call with analysts on Wednesday, October 28, 2026, at 8:30 a.m. Central Time to discuss the Corporation’s financial results. Interested parties may listen to the conference call by dialing (877) 317-3051 or by clicking on the link provided under the Investor Relations section of our website at www.trustmark.com. A replay of the conference call will also be available through Wednesday, November 11, 2026, in archived format at the same web address or by calling (855) 669-9658, passcode 6657939

Trustmark Corporation is a financial services company providing banking and financial solutions through offices in Alabama, Florida, Georgia, Mississippi, Tennessee and Texas. Visit trustmark.com for more information.

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