RBB Bancorp — Director's Dealing 2025

May 19, 2025

SEC Form 3 — Initial Statement of Beneficial Ownership

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

Reporting Person: Rizkalla Mina S. (EVP/Chief Risk Officer)

Holdings (Non-Derivative)

Security	Shares	Ownership
Common Stock, No Par Value	0	Direct

Holdings (Derivative)

Security	Exercise Price	Expiration	Underlying	Shares	Ownership
Restricted Stock Units	$0.0000		Restricted Stock Units (5212)		Direct
Restricted Stock Units	$0.0000		Restricted Stock Units (2085)		Direct

Footnotes

F1: These restricted stock units vest in three equal annual installments beginning one year after the 05/08/2025 date of grant.

F2: There will be no expiration date once restricted stock units vest.

F3: These restricted stock units vest in four equal annual installments beginning one year after the 05/08/2025 date of grant.