FIVE STAR BANCORP — Director's Dealing 2026

Feb 2, 2026

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: FIVE STAR BANCORP (FSBC)
CIK: 0001275168
Period of Report: 2026-01-29

Reporting Person: Lucas Donna (Director)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2026-01-29	Common Stock	A	974	—	Acquired	13118	Indirect

Footnotes

F1: Granted pursuant to the Five Star Bancorp 2021 Equity Incentive Plan with all shares scheduled to vest on December 31, 2026, provided the reporting person, Ms. Lucas, remains as a director with Five Star Bancorp on that date.

F2: Shares are held in the Lucas Family Trust dated September 4, 2002, for which Ms. Lucas serves as a trustee.