[Form 4] FIVE STAR BANCORP Insider Trading Activity

Rhea-AI Filing Summary

Five Star Bancorp President & CEO James Eugene Beckwith reported open-market sales of 6,428 shares of common stock on May 20, 2026 through an indirect holding "by self as trustee." The shares were sold in several trades at prices around $41 per share.

After these transactions, the trust holding reported for Mr. Beckwith shows 471,014 shares remaining. The filing also lists indirect holdings for his daughter-in-law, son, other son, and daughter, and states that Mr. Beckwith disclaims ownership of certain reported securities for Section 16 purposes.

Insider Trade Summary

Net Seller: 6,428 shares ($265,054)

Net Sell 7 txns

Insider Beckwith James Eugene

Role President & CEO

Sold 6,428 shs ($265K)

Type	Security	Shares	Price	Value
Sale	Common Stock	2,000	$41.12	$82K
Sale	Common Stock	2,000	$41.22	$82K
Sale	Common Stock	2,428	$41.34	$100K
holding	Common Stock	--	--	--
holding	Common Stock	--	--	--
holding	Common Stock	--	--	--
holding	Common Stock	--	--	--

Holdings After Transaction: Common Stock — 471,014 shares (Indirect, By self as trustee)

Footnotes (1)

1. Includes 45,000 shares which were granted pursuant to the Five Star Bancorp 2021 Equity Incentive Plan (including 32,144 shares which have vested and 12,856 which are scheduled to vest in equal installments over the remainder of a seven-year period, provided Mr. Beckwith remains employed by Five Star Bancorp on the respective vesting dates), 20,000 shares which were granted pursuant to the Five Star Bancorp 2021 Equity Incentive Plan (including 8,000 shares which have vested and 12,000 which are scheduled to vest in equal installments over the remainder of a five-year period, provided Mr. Beckwith remains employed by Five Star Bancorp on the respective vesting dates), and 7,062 shares which were granted pursuant to the Five Star Bancorp 2021 Equity Incentive Plan and are scheduled to vest in equal installments over a five year period beginning in 2026, provided Mr. Beckwith remains employed by Five Star Bancorp on the respective vesting dates. Shares are held by the Beckwith Family Trust dated April 10, 1998, for which Mr. Beckwith serves as a trustee. Mr. Beckwith, the reporting person, disclaims ownership of these securities, and this report shall not be deemed an admission that Mr. Beckwith is the beneficial owner of the securities for purposes of Section 16 or for any other purpose.

Form 4 Insider Transactions: What Each Field Means →

SEC Form 4

FORM 4

UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940

OMB APPROVAL

OMB Number:			3235-0287
Estimated average burden
hours per response:			0.5

Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

Check this box to indicate that a transaction was made pursuant to a contract, instruction or written plan for the purchase or sale of equity securities of the issuer that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c). See Instruction 10.

1. Name and Address of Reporting Person^*

Beckwith James Eugene

(Last) (First) (Middle)

C/O FIVE STAR BANCORP,

3100 ZINFANDEL DRIVE, SUITE 100

(Street)

RANCHO CORDOVA CALIFORNIA 95670

(City) (State) (Zip)

UNITED STATES

(Country)

2. Issuer Name and Ticker or Trading Symbol
FIVE STAR BANCORP [ FSBC ]

5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)

X	Director		10% Owner
X	Officer (give title below)		Other (specify below)
	President & CEO

2a. Foreign Trading Symbol

3. Date of Earliest Transaction (Month/Day/Year)
05/20/2026

6. Individual or Joint/Group Filing (Check Applicable Line)

X	Form filed by One Reporting Person
	Form filed by More than One Reporting Person

4. If Amendment, Date of Original Filed (Month/Day/Year)

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	3. Transaction Code (Instr. 8)		4. Securities Acquired (A) or Disposed Of (D) (Instr. 3, 4 and 5)			5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4)	6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
			Code	V	Amount	(A) or (D)	Price
Common Stock	05/20/2026		S		2,000	D	$41.12	471,014(1)	I	By self as trustee(2)
Common Stock	05/20/2026		S		2,000	D	$41.22	469,014(1)	I	By self as trustee(2)
Common Stock	05/20/2026		S		2,428	D	$41.34	466,586(1)	I	By self as trustee(2)
Common Stock								3,000	I	By daughter(3)
Common Stock								3,000	I	By son(3)
Common Stock								3,000	I	By other son(3)
Common Stock								1,000	I	By daughter-in-law(3)

Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 3)	2. Conversion or Exercise Price of Derivative Security	3. Transaction Date (Month/Day/Year)	3A. Deemed Execution Date, if any (Month/Day/Year)	4. Transaction Code (Instr. 8)		5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5)		6. Date Exercisable and Expiration Date (Month/Day/Year)		7. Title and Amount of Securities Underlying Derivative Security (Instr. 3 and 4)		8. Price of Derivative Security (Instr. 5)	9. Number of derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4)	10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)
				Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares

Explanation of Responses:

1. Includes 45,000 shares which were granted pursuant to the Five Star Bancorp 2021 Equity Incentive Plan (including 32,144 shares which have vested and 12,856 which are scheduled to vest in equal installments over the remainder of a seven-year period, provided Mr. Beckwith remains employed by Five Star Bancorp on the respective vesting dates), 20,000 shares which were granted pursuant to the Five Star Bancorp 2021 Equity Incentive Plan (including 8,000 shares which have vested and 12,000 which are scheduled to vest in equal installments over the remainder of a five-year period, provided Mr. Beckwith remains employed by Five Star Bancorp on the respective vesting dates), and 7,062 shares which were granted pursuant to the Five Star Bancorp 2021 Equity Incentive Plan and are scheduled to vest in equal installments over a five year period beginning in 2026, provided Mr. Beckwith remains employed by Five Star Bancorp on the respective vesting dates.

2. Shares are held by the Beckwith Family Trust dated April 10, 1998, for which Mr. Beckwith serves as a trustee.

3. Mr. Beckwith, the reporting person, disclaims ownership of these securities, and this report shall not be deemed an admission that Mr. Beckwith is the beneficial owner of the securities for purposes of Section 16 or for any other purpose.

Remarks:

	/s/ James E. Beckwith, by Heather C. Luck, Attorney-in-Fact	05/22/2026
	** Signature of Reporting Person	Date
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* If the form is filed by more than one reporting person, see Instruction 4 (b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.
* Form 4: SEC 1474 (03-26)