RBB Bancorp — Director's Dealing 2025

Jun 3, 2025

SEC Form 4/A — Form 4/A

Issuer: RBB Bancorp (RBB)
CIK: 0001499422
Period of Report: 2025-05-08

Reporting Person: Chang Ashley (EVP)

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2025-05-08	Restricted Stock Units	$0	A	3971	Acquired		Common Stock (3971)	Direct

Holdings (Derivative)

Security	Exercise Price	Expiration	Underlying	Shares	Ownership
Option (right to buy)	$20.5500	2030-01-22	Common Stock (6000)	6000	Direct
Option (right to buy)	$17.7400	2031-01-21	Common Stock (30000)	30000	Direct
Restricted Stock Units	$0.0000		Common Stock (575)	575	Direct
Restricted Stock Units	$0.0000		Common Stock (1334)	1334	Direct

Footnotes

F1: These options vest in three equal annual installments beginning one year after the 01/22/2020 date of grant.

F2: These options vest in three equal annual installments beginning one year after the 01/21/2021 date of grant.

F3: There will be no expiration date once restricted stock units vest.

F4: These restricted stock units vest in three equal annual installments beginning one year after the 01/18/2023 date of grant.

F5: These restricted stock units vest in three equal annual installments beginning one year after the 02/21/2024 date of grant.

F6: These restricted stock units vest in four equal annual installments beginning one year after the 05/08/2025 date of grant.

F7: On May 12, 2025 due to an administrative error, the Reporting Person filed a Form 4 which inadvertently omitted information from the transactional columns in Table II and overstated the amount of RSUs granted to the Reporting Person on May 8, 2025. The Form 4 has also been amended to clarify that grants of RSUs will be settled in common stock.