United Security Bancshares (UBFO) CFO reports merger-driven stock dispositions

Rhea-AI Filing Summary

UNITED SECURITY BANCSHARES senior vice president and chief financial officer David A. Kinross reported indirect dispositions of common stock held as trustee, tied to the company’s merger into Community West Bancshares. The filing shows 95,733 shares disposed of to the issuer and 28,236 shares used to satisfy tax obligations, with these shares converted into merger consideration of Community West common stock at an exchange ratio of 0.4520 share of Community West stock for each United Security share. Following these merger-related transactions, the reported indirect holdings of United Security common stock as trustee are shown as zero.

Insider Trade Summary

2 transactions reported

Mixed 2 txns

Insider Kinross David A

Role SVP & CHIEF FINANCIAL OFFICER

Type	Security	Shares	Price	Value
Disposition	Common Stock	95,733	$0.00	--
Tax Withholding	Common Stock	28,236	$0.00	--

Holdings After Transaction: Common Stock — 0 shares (Indirect, Trustee)

Footnotes (1)

1. [object Object]

Key Figures

Issuer disposition: 95,733 shares Tax-withholding shares: 28,236 shares Exchange ratio: 0.4520 share +2 more

5 metrics

Issuer disposition 95,733 shares Common stock indirectly disposed of to issuer in merger

Tax-withholding shares 28,236 shares Common stock delivered to satisfy tax obligations

Exchange ratio 0.4520 share Community West common stock per United Security share

Effective time 12:01 a.m. Merger effective on April 1, 2026

Post-transaction UBFO holdings 0 shares Indirect trustee holdings of United Security common stock

Key Terms

Agreement and Plan of Merger, Merger Consideration, restricted stock award, Disposition to issuer, +1 more

5 terms

Agreement and Plan of Merger regulatory

"Disposed of pursuant to the Agreement and Plan of Merger, dated as of December 16, 2025"

An Agreement and Plan of Merger is a formal document where two companies agree to combine into one, outlining how the process will happen. It’s like a step-by-step plan for merging, and it matters because it shows both sides have agreed on the details before the official transition takes place.

Merger Consideration financial

"converted into the right to receive 0.4520 of a share of common stock of Community West (the "Merger Consideration")"

Merger consideration is the total payment a company or buyer offers to shareholders of a target company in exchange for combining the two businesses, and can include cash, shares in the surviving company, debt assumption, or a mix of these. Investors care because the form and amount affect the deal’s value, tax consequences, immediate cash received versus future ownership, and the risk and upside of holding new shares — similar to choosing between cash now or stock that could grow later.

restricted stock award financial

"each outstanding unvested Company restricted stock award automatically vested in full and became entitled to the Merger Consideration"

A restricted stock award is company shares given to an employee or executive that cannot be sold or fully owned until certain conditions—like staying with the company for a set time or hitting performance targets—are met. Think of it as a gift that only becomes yours after you fulfill specific obligations; for investors, these awards matter because they can increase the total shares outstanding when they vest, reveal how management is being paid and motivated, and create potential selling pressure when restrictions lift.

Disposition to issuer financial

"transaction_code_description": "Disposition to issuer""

tax-withholding disposition financial

"transaction_action": "tax-withholding disposition""

A tax-withholding disposition is an event or transaction—such as selling or transferring securities, exercising options, or receiving compensation—that triggers a requirement to hold back part of the payment and remit it to tax authorities. It matters to investors because it reduces the cash they receive immediately and can change the timing and amount of taxable income, like a cashier taking a portion of your sale proceeds to pay taxes before you get the rest.

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

X

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^*

Kinross David A

(Last) (First) (Middle)

2126 INYO STREET

(Street)

FRESNO CALIFORNIA 93721

(City) (State) (Zip)

UNITED STATES

(Country)

2. Issuer Name and Ticker or Trading Symbol
UNITED SECURITY BANCSHARES [ UBFO ]

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

	Director		10% Owner
X	Officer (give title below)		Other (specify below)
	SVP & CHIEF FINANCIAL OFFICER

2a. Foreign Trading Symbol

3. Date of Earliest Transaction (Month/Day/Year)
03/24/2026

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)
04/03/2026

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	03/24/2026		F		28,236	D	$0	0	I	Trustee
Common Stock	04/01/2026		D		95,733	D	$0(1)	0	I	Trustee

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. Disposed of pursuant to the Agreement and Plan of Merger, dated as of December 16, 2025 (the "Merger Agreement"), by and between Community West Bancshares ("Community West") and United Security Bancshares (the "Company"), providing for the Company to merge (the "Merger") with and into Community West with Community West being the surviving entity. The Merger became effective at 12:01 a.m. on April 1, 2026, at which time (i) each share of Company common stock, other than excluded shares and dissenting shares, was converted into the right to receive 0.4520 of a share of common stock of Community West (the "Merger Consideration"); (ii) each outstanding unvested Company restricted stock award automatically vested in full and became entitled to the Merger Consideration.

Remarks:

This amendment to the Reporting Person's Form 4 filed on April 3, 2026, is being filed to (i) clarify that the Reporting Person is no longer subject to Section 16 reporting with respect to the Company, (ii) correct the disposition price of shares of Company common stock, and (iii) make clarifying changes to footnote (1).

	/S/ DAVID A. KINROSS	04/13/2026
	** 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)

FAQ

What insider transactions did UBFO’s CFO report in this Form 4/A?

The CFO reported two indirect dispositions of UNITED SECURITY BANCSHARES common stock as trustee: 95,733 shares returned to the issuer and 28,236 shares delivered to cover tax obligations, all in connection with the company’s merger into Community West Bancshares and related stock conversion.

Were the UBFO insider transactions open-market sales or merger-related?

The reported transactions are merger-related, not open-market trades. Shares were disposed of to the issuer and delivered for tax obligations as part of the merger into Community West Bancshares, where each United Security share was converted into Community West common stock under the merger agreement.

How many UBFO shares were disposed of by the CFO’s trust in the merger?

The filing shows 95,733 UNITED SECURITY BANCSHARES common shares indirectly disposed of to the issuer and 28,236 shares delivered to satisfy tax obligations. Both entries reflect stock held in a trustee capacity and relate to completion of the merger and equity conversion into Community West shares.

What merger terms affected UBFO shares held by the CFO’s trust?

Under the merger agreement, each United Security common share, except excluded or dissenting shares, was converted into the right to receive 0.4520 share of Community West common stock. Outstanding unvested United Security restricted stock awards also fully vested and became entitled to receive the same merger consideration.

What were the CFO’s reported UBFO holdings after these transactions?

After the merger-related dispositions, the Form 4/A shows total indirect holdings of UNITED SECURITY BANCSHARES common stock as trustee at zero shares. This reflects conversion of United Security equity into Community West common stock and related issuer and tax-withholding dispositions under the merger structure.