Five Star Bancorp (FSBC) Director Donna Lucas Buys 1,136 Shares

What Happened
Donna Lucas, a director of Five Star Bancorp (FSBC), acquired 1,136 shares on July 22, 2026 in a purchase transaction (code P). The shares were bought at $44.00 per share for a total transaction value of $49,984. This was a purchase (an acquisition), which some investors consider a more informative insider signal than routine sales; the filing does not state Ms. Lucas’s motivation.

Key Details

• Transaction date: 2026-07-22; Form 4 filed: 2026-07-24.
• Transaction type/code: Purchase (P) — open market or private purchase.
• Shares acquired: 1,136 at $44.00 each; total $49,984.
• Shares owned after transaction: not specified in the reported summary.
• Footnotes:
  • F1 — The report notes 974 unvested shares granted under the Five Star Bancorp 2021 Equity Incentive Plan that are scheduled to vest on 12/31/2026 if Ms. Lucas remains a director.
  • F2 — Some shares are held in the Lucas Family Trust (dated 9/4/2002), for which Ms. Lucas is a trustee.
• No indication in this filing that the transaction was an option exercise, gift, or part of a 10b5-1 plan.

Context
Purchases by directors can be viewed positively by some retail investors because they increase the director’s stake, but Form 4s do not explain intent. This filing simply discloses the acquisition and related holdings/vesting conditions; investors should combine this with other research before drawing conclusions.