As previously disclosed, on November 18, 2021, Spirit of Texas Bancshares, Inc. and the parent company of Spirit of Texas Bank SSB, entered into an Agreement and Plan of Merger with Simmons First National Corporation and the parent holding company of Simmons Bank, pursuant to which, upon the terms and subject to the conditions of the Agreement, the Company will merge with and into Simmons, with Simmons continuing as the surviving corporation (the Transaction"). Immediately following the Transaction, Spirit Bank is expected to merge with and into Simmons Bank, with Simmons Bank continuing as the surviving bank. On February 24, 2022, Ms. Allison S. Johnson, Executive Vice President and Chief Financial Officer of Spirit and Spirit Bank, notified the Spirit board of directors of her decision to pursue other opportunities after the closing of the Transaction.

Ms. Johnson will remain in her current role through the closing of the Transaction, which is anticipated to be in the second quarter of 2022, and will continue to have a key role in integration planning with Simmons for a period of time following closing.