Westamerica (WABC) SVP has 1,156 shares withheld to cover taxes

Rhea-AI Filing Summary

Westamerica Bancorporation senior vice president George S. Ensinger reported a tax-related share disposition. On March 2, 2026, 1,156 shares of common stock were withheld at $50.90 per share to cover taxes on 2,806 restricted performance shares that vested in January 2026.

After this, he held 6,565 common shares directly, plus additional direct and ESOP-related holdings that include shares from dividend reinvestment.

Insider Trade Summary

3 transactions reported

Mixed 3 txns

Insider Ensinger George S

Role SVP/Human Resources Div. Mgr

Type	Security	Shares	Price	Value
Tax Withholding	Common Stock	1,156	$50.90	$59K
holding	Common Stock	--	--	--
holding	Common Stock	--	--	--

Holdings After Transaction: Common Stock — 6,565 shares (Direct); Common Stock — 661.702 shares (Indirect, ESOP)

Footnotes (1)

1. Includes shares from dividend reinvestment. Of the 2,806 Restricted Performance Shares that vested January 2026, 1,156 shares were withheld to pay the tax liability.

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^*

Ensinger George S

(Last) (First) (Middle)

924 GARCIA DR.

(Street)

WOODLAND CA 95776

(City) (State) (Zip)

2. Issuer Name and Ticker or Trading Symbol
WESTAMERICA BANCORPORATION [ WABC ]

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

	Director		10% Owner
X	Officer (give title below)		Other (specify below)
	SVP/Human Resources Div. Mgr

3. Date of Earliest Transaction (Month/Day/Year)
03/02/2026

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(1)	03/02/2026		F		1,156(2)	D	$50.9	6,565	D
Common Stock								266.1956	D
Common Stock								661.702	I	ESOP

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 shares from dividend reinvestment.

2. Of the 2,806 Restricted Performance Shares that vested January 2026, 1,156 shares were withheld to pay the tax liability.

	/s/Anela Jonas, attorney-in-fact for Mr. Ensinger	03/02/2026
	** 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.

FAQ

What insider transaction did Westamerica (WABC) report for George S. Ensinger?

Westamerica (WABC) reported that SVP George S. Ensinger had 1,156 common shares withheld on March 2, 2026 to satisfy tax obligations on vested restricted performance shares, rather than executing an open-market sale of stock.

How many Westamerica (WABC) shares were withheld for taxes in this Form 4?

The Form 4 shows 1,156 Westamerica Bancorporation common shares were withheld at $50.90 per share to pay the tax liability arising from 2,806 restricted performance shares that vested in January 2026 for George S. Ensinger.

What equity award vested for the Westamerica (WABC) SVP in January 2026?

The filing states that 2,806 restricted performance shares vested in January 2026 for Westamerica SVP George S. Ensinger, with 1,156 of those shares withheld to cover the related tax liability instead of being delivered as freely held shares.

How many Westamerica (WABC) shares does George S. Ensinger hold directly after the tax withholding?

After the tax-withholding disposition, George S. Ensinger held 6,565 Westamerica Bancorporation common shares directly. The filing also lists additional direct and indirect holdings, including amounts associated with dividend reinvestment and participation in an ESOP arrangement.

What indirect Westamerica (WABC) holdings are reported for George S. Ensinger?

The Form 4 reports 661.7020 Westamerica common shares held indirectly through an ESOP as of March 2, 2026. It also shows a separate line of 266.1956 directly held shares that includes amounts attributed to dividend reinvestment activity.

Was the Westamerica (WABC) Form 4 transaction an open-market sale by the SVP?

The transaction was not described as an open-market sale. Instead, the Form 4 characterizes it as shares withheld to pay a tax liability related to vested restricted performance shares, consistent with a tax-withholding disposition to satisfy obligations.