FIRST US BANCSHARES insider option exercise and share changes

Rhea-AI Filing Summary

FIRST US BANCSHARES, INC. (FUSB) reported an insider equity transaction by a senior officer listed as SVP, Secretary, Assistant Treasurer of FUSB and SVP of the bank. On 11/20/2025, the officer exercised 3,000 stock options for common stock at an exercise price of $8.3 per share, recorded as an acquisition (code M). On the same date, 2,223 shares of common stock were disposed of at $13.74 per share under transaction code F, typically reflecting shares withheld to cover taxes associated with the option exercise. After these transactions, the officer directly owned 6,680 shares of common stock, with additional indirect holdings of 8,596 shares through a trust and 21,586 shares through a 401(k) plan as of 11/20/2025.

Insider Trade Summary

3,000 shares exercised/converted

Mixed 5 txns

Insider Dozier Beverly J

Role SVP,Secr,Ast Trs-FUSB;SVP-Bank

Type	Security	Shares	Price	Value
Exercise	Common Stock, $.01 par value	3,000	$0.00	--
Exercise	Common Stock, $.01 par value	3,000	$8.30	$25K
Tax Withholding	Common Stock, $.01 par value	2,223	$13.74	$31K
holding	Common Stock, $.01 par value	--	--	--
holding	Common Stock, $.01 par value	--	--	--

Holdings After Transaction: Common Stock, $.01 par value — 0 shares (Direct); Common Stock, $.01 par value — 8,596 shares (Indirect, By Trust)

Footnotes (1)

1. Based on information provided by One America, the recordkeeper of the First US Bancshares, Inc. 401(k) Plan as of 11/20/25. These options were granted on February 24, 2016, and vested in equal installments on each of the first three anniversaries of the date of grant.

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^*

Dozier Beverly J

(Last) (First) (Middle)

3291 US HIGHWAY 280

(Street)

BIRMINGHAM AL 35243

(City) (State) (Zip)

2. Issuer Name and Ticker or Trading Symbol
FIRST US BANCSHARES, INC. [ FUSB ]

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

	Director		10% Owner
X	Officer (give title below)		Other (specify below)
	SVP,Secr,Ast Trs-FUSB;SVP-Bank

3. Date of Earliest Transaction (Month/Day/Year)
11/20/2025

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

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

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

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, $.01 par value	11/20/2025		M		3,000	A	$8.3	8,903	D
Common Stock, $.01 par value	11/20/2025		F		2,223	D	$13.74	6,680	D
Common Stock, $.01 par value								8,596	I	By Trust
Common Stock, $.01 par value								21,586(1)	I	401K

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
Common Stock, $.01 par value	$8.3	11/20/2025		M			3,000	02/24/2017(2)	02/24/2026	Common Stock, $.01 par value	3,000	$0	0	D

Explanation of Responses:

1. Based on information provided by One America, the recordkeeper of the First US Bancshares, Inc. 401(k) Plan as of 11/20/25.

2. These options were granted on February 24, 2016, and vested in equal installments on each of the first three anniversaries of the date of grant.

	/s/Beverly J. Dozier	11/21/2025
	** 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.
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FAQ

What insider transaction did FUSB report in this Form 4 filing?

The filing reports that a senior officer of FIRST US BANCSHARES, INC. (FUSB) exercised 3,000 stock options for common stock at an exercise price of $8.3 per share on 11/20/2025, and also had a related disposition of 2,223 shares at $13.74 per share coded as F.

Who is the reporting person and what is their role at FUSB?

The reporting person is an officer of FIRST US BANCSHARES, INC., identified with the title SVP, Secretary, Assistant Treasurer of FUSB; SVP of the Bank, and is not marked as a director or 10% owner.

How many FUSB shares does the officer own after the reported transactions?

Following the transactions on 11/20/2025, the officer directly owned 6,680 shares of FUSB common stock, and indirectly owned 8,596 shares through a trust and 21,586 shares through a 401(k) plan.

What do the transaction codes M and F mean in the FUSB Form 4?

In this filing, code M reflects the exercise of 3,000 stock options for FUSB common stock at $8.3 per share. Code F reflects the disposition of 2,223 shares at $13.74 per share, which typically indicates shares withheld to satisfy tax obligations related to the option exercise.

What information is given about the FUSB stock options that were exercised?

The derivative table shows stock options on FUSB common stock with a $8.3 exercise price. 3,000 options were exercised on 11/20/2025, relating to options that were granted on February 24, 2016 and vested in three equal annual installments starting on the first anniversary of the grant date.

How were the FUSB 401(k) holdings determined for this Form 4?

The filing states that the 21,586 shares reported as indirectly owned through the First US Bancshares, Inc. 401(k) Plan are based on information provided by the plan recordkeeper, One America, as of 11/20/2025.