Officer and Director Stock Transactions for Amerant Bancorp Inc.

Sharymar Calderon, SEVP - Chief Financial Officer of Amerant Bancorp Inc. (AMTB), reported stock transactions on June 1, 2026. Calderon acquired 3,971 shares of Class A Common Stock and disposed of 967 shares. Additionally, Calderon disposed of 1,869 Restricted Stock Units (RSUs) and 2,102 Restricted Stock Units LTI 2023. These RSUs are economically equivalent to Class A Common Stock. The acquisition of 3971 shares includes 194.23 shares acquired through the Employee Stock Purchase Plan. The disposal of 967 shares represents shares surrendered for tax withholding obligations upon RSU vesting. RSUs awarded in 2023 vest in installments over three years. Post-transaction, Calderon holds 20,429.08 shares of Class A Common Stock.