Insider Transaction of Michael E. Nursey at Amerant Bancorp Inc.

Michael E. Nursey, SEVP and Chief Domestic Banking Officer at Amerant Bancorp Inc., reported a series of transactions on June 17, 2026. He acquired 1,343 shares of Class A Common Stock through the vesting of Restricted Stock Units (RSUs), with a reported transaction price of $0.00 per share. This transaction is economically equivalent to receiving shares of Class A Common Stock, as indicated by footnote F1. Concurrently, 1,343 RSUs were disposed of, with the underlying security being Class A Common Stock. Following these transactions, Mr. Nursey holds 4,030 shares of RSUs. Additionally, Mr. Nursey disposed of 328 shares of Class A Common Stock for a price of $23.23 per share. This disposal was to cover tax withholding obligations upon the vesting of RSUs, as noted in footnote F2. After this transaction, he holds 3,114 shares of Class A Common Stock. Footnote F3 details a prior award of 6,716 RSUs on June 17, 2024, with a vesting schedule of 20% on the first two anniversaries and 60% on the third anniversary, contingent upon continued service.