Mariola Sanchez - 17 Feb 2026 Form 4 Insider Report for Amerant Bancorp Inc. (AMTB)

Role
Officer
Signature
/s/ Julio V. Pena, as Attorney-in-Fact for Mariola Sanchez
Issuer symbol
AMTB
Transactions as of
17 Feb 2026
Net transactions value
-$18,229
Form type
4
Filing time
19 Feb 2026, 18:37:29 UTC
Previous filing
17 Jun 2025
Next filing
20 Feb 2026
SEC
View on sec.gov

Reporting Owners (1)

Name Relationship Address Signature Signature date CIK
Sanchez Mariola Officer 220 ALHAMBRA CR., CORAL GABLES /s/ Julio V. Pena, as Attorney-in-Fact for Mariola Sanchez 19 Feb 2026 0001963089

Transactions Table

Type Sym Class Transaction Value $ Shares Change % * Price $ Shares After Date Ownership Footnotes
transaction AMTB Class A Common Stock Options Exercise $0 +2,928 +18% $0.000000 19,494 17 Feb 2026 Direct F1, F2
transaction AMTB Class A Common Stock Tax liability $18,229 -802 -4.1% $22.73 18,692 17 Feb 2026 Direct F3

Derivative Securities (e.g., puts, calls, warrants, options, convertible securities)

Type Sym Class Transaction Value $ Shares Change % * Price $ Shares After Date Underlying Class Amount Exercise Price Ownership Footnotes
transaction AMTB Restricted Stock Units LTI 2023 Options Exercise $0 -1,229 -100% $0.000000 0 17 Feb 2026 Class A Common Stock 1,229 $0.000000 Direct F1, F4
transaction AMTB Restricted Stock Units LTI 2024 Options Exercise $0 -1,699 -50% $0.000000 1,699 17 Feb 2026 Class A Common Stock 1,699 $0.000000 Direct F1, F5
transaction AMTB Restricted Stock Units LTI 2026 Award $0 +6,269 $0.000000 6,269 17 Feb 2026 Class A Common Stock 6,269 $0.000000 Direct F1, F6
transaction AMTB Performance Based Restricted Stock Units LTI 2026 Award $0 +6,269 $0.000000 6,269 17 Feb 2026 Class A Common Stock 6,269 $0.000000 Direct F7, F8
* An asterisk sign (*) next to the price indicates that the price is likely invalid.

Explanation of Responses:

Id Content
F1 Each restricted stock unit ("RSU") is the economic equivalent of one share of Class A Common Stock.
F2 Includes 264.46 shares acquired under the Amerant Bancorp Inc. Employee Stock Purchase Plan on November 28, 2025.
F3 Reflects the shares of Class A Common Stock that were surrendered in order to satisfy the reporting person's tax withholding obligation upon the vesting of RSUs.
F4 On February 16, 2023, Mrs. Sanchez was awarded 3,686 RSUs, each representing the right to receive, following vesting, one share of Class A Common Stock. The award vests in substantially equal installments on each of the first three anniversaries of the date of grant, provided that Mrs. Sanchez remains in the continuous service of the Company or a subsidiary through each such date. Since the anniversary of the date of grant was on Monday, February 16, 2026, a federal holiday, the vesting occurred on Tuesday, February 17, 2026, the next business day.
F5 On February 16, 2024, Mrs. Sanchez was awarded 5,097 RSUs, each representing the right to receive, following vesting, one share of Class A Common Stock. The award vests in substantially equal installments on each of the first three anniversaries of the date of grant, provided that Mrs. Sanchez remains in the continuous service of the Company or a subsidiary through each such date. Since the anniversary of the date of grant was on Monday, February 16, 2026, a federal holiday, the vesting occurred on Tuesday, February 17, 2026, the next business day.
F6 On February 17, 2026, Mrs. Sanchez was awarded 6,269 RSUs, each representing the right to receive, following vesting, one share of Class A Common Stock. The award vests in substantially equal installments on each of the first three anniversaries of the date of grant, provided that Mrs. Sanchez remains in the continuous service of the Company or a subsidiary through each such date.
F7 Each performance-based restricted stock unit ("PSU") is the economic equivalent of one share of Class A Common Stock.
F8 PSUs awarded to Mrs. Sanchez, each representing the right to receive, following vesting, one share of Class A Common Stock. The actual number of PSUs earned shall be based on the achievement of the Relative Adjusted Return on Average Tangible Common Equity at a Threshold, Target or Maximum level set by the Compensation and Human Capital Committee (the "Committee") further modified by the achievement of specified Threshold, Target or Maximum levels set by the Committee of Relative Total Shareholder Return for a 3-year period beginning January 1, 2026 and ending on December 31, 2028, and in general can range from 40% to 180% of the PSUs. The number reported reflects the target number of PSUs Mrs. Sanchez may earn.