[Form 4] FIRST US BANCSHARES, INC. Insider Trading Activity

Rhea-AI Filing Summary

First US Bancshares (FUSB)

11/06/2025 - 04:26 PM

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^*

Mabowitz Eric H

(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)
	SEVP,Chief Risk Officer-Bank

3. Date of Earliest Transaction (Month/Day/Year)
11/05/2025

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	11/05/2025		M		6,200	A	$8.3	21,544	D
Common Stock, $.01 par value	11/05/2025		F		4,500	D	$13.56	17,044	D
Common Stock, $.01 par value								82(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	11/05/2025		M			6,200	02/24/2017(2)	02/24/2026	Common Stock, $.01 par value	6,200	$0	0	D

Explanation of Responses:

1. Based on information provided by One America, the record keeper of the First US Bancshares, Inc. 401(k) Plan as of 11/5/25.

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, by power of attorney	11/06/2025
	** 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.
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.

FAQ

What insider activity did FUSB report?

An officer exercised 6,200 options at $8.30 and had 4,500 shares withheld at $13.56 on 11/05/2025.

Who is the reporting person in FUSB’s Form 4?

The company’s SEVP, Chief Risk Officer - Bank.

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

Direct holdings are 17,044 shares, plus 82 shares via the 401(k) plan.

What do the transaction codes M and F mean here?

M indicates an option exercise; F indicates shares withheld to pay taxes.

What were the option grant and expiration details?

Options were granted on 02/24/2016, vested over three years, exercisable from 02/24/2017, and expire on 02/24/2026.

What is the security involved?

Common Stock, $.01 par value of First US Bancshares, Inc. (FUSB).