Martha Guerra - Sep 8, 2025 Form 4 Insider Report for USCB FINANCIAL HOLDINGS, INC. (USCB)

Signature
/s/ Robert Anderson by P.O.A. for Martha Guerra-Kattou
Stock symbol
USCB
Transactions as of
Sep 8, 2025
Transactions value $
-$56,100
Form type
4
Date filed
9/9/2025, 03:10 PM
Previous filing
Mar 12, 2025
Next filing
Oct 30, 2025

Reporting Owners (1)

Name Relationship Address Signature Signature date CIK
GUERRA-KATTOU MARTHA EVP, Sales and Marketing C/O USCB FINANCIAL HOLDINGS, INC., 2301 N.W. 87TH AVENUE, DORAL /s/ Robert Anderson by P.O.A. for Martha Guerra-Kattou 2025-09-09 0001916962

Transactions Table

Type Sym Class Transaction Value $ Shares Change % * Price $ Shares After Date Ownership Footnotes
transaction USCB Class A Voting Common Stock Options Exercise $45K +6K +16.07% $7.50 43.3K Sep 8, 2025 Direct F1
transaction USCB Class A Voting Common Stock Sale -$101K -6K -13.84% $16.85 37.3K Sep 8, 2025 Direct F1

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 USCB Options to Purchase Class A Voting Stock Options Exercise $0 -6K -100% $0.00 0 Sep 8, 2025 Class A Voting Common Stock 6K $7.50 Direct F2
holding USCB Options to Purchase Class A Voting Stock 40K Sep 8, 2025 Class A Voting Common Stock 40K $12.05 Direct F3
* An asterisk sign (*) next to the price indicates that the price is likely invalid.

Explanation of Responses:

Id Content
F1 Includes 1,770 shares of restricted stock of a grant of 2,655 shares which commenced vesting at a rate of one-third per year on January 22, 2025, 1,644 shares of restricted stock of a grant of 4,933 shares which commenced vesting at a rate of one-third per year on March 8, 2024, 20,000 of restricted stock which vest at a rate of one-third per year commencing on October 28, 2025 and 5,907 shares of restricted stock which vest at a rate of one-third per year commencing on January 21, 2026.
F2 The options vested at a rate of one-third per year commencing on January 12, 2017.
F3 The options vested at a rate of one-third per year commencing on January 22, 2022.