0001127602-22-008059.txt : 20220303 0001127602-22-008059.hdr.sgml : 20220303 20220303171151 ACCESSION NUMBER: 0001127602-22-008059 CONFORMED SUBMISSION TYPE: 4 PUBLIC DOCUMENT COUNT: 1 CONFORMED PERIOD OF REPORT: 20220301 FILED AS OF DATE: 20220303 DATE AS OF CHANGE: 20220303 REPORTING-OWNER: OWNER DATA: COMPANY CONFORMED NAME: THORSON JOHN A CENTRAL INDEX KEY: 0001201516 FILING VALUES: FORM TYPE: 4 SEC ACT: 1934 Act SEC FILE NUMBER: 001-09383 FILM NUMBER: 22710197 ISSUER: COMPANY DATA: COMPANY CONFORMED NAME: WESTAMERICA BANCORPORATION CENTRAL INDEX KEY: 0000311094 STANDARD INDUSTRIAL CLASSIFICATION: NATIONAL COMMERCIAL BANKS [6021] IRS NUMBER: 942156203 STATE OF INCORPORATION: CA FISCAL YEAR END: 1231 BUSINESS ADDRESS: STREET 1: 1108 FIFTH AVE CITY: SAN RAFAEL STATE: CA ZIP: 94901 BUSINESS PHONE: (707) 863-6000 MAIL ADDRESS: STREET 1: 4550 MANGELS BLVD STREET 2: A-2Y CITY: FAIRFIELD STATE: CA ZIP: 94585-1200 FORMER COMPANY: FORMER CONFORMED NAME: INDEPENDENT BANKSHARES CORP DATE OF NAME CHANGE: 19830801 4 1 form4.xml PRIMARY DOCUMENT X0306 4 2022-03-01 0000311094 WESTAMERICA BANCORPORATION WABC 0001201516 THORSON JOHN A WESTAMERICA BANCORPORATION 4550 MANGELS BLVD 94534 1 SVP/Treasurer Common Stock 2022-03-01 4 F 0 996 58.655 D 12825 I By Trust Common Stock 903.397 I Esop Of the 1,990 Restricted Performance Shares that vested in January 2022, 996 shares were withheld to pay for the tax liability. /s/Jesse Leavitt, attorney-in-fact for Mr. Thorson 2022-03-02