WESTAMERICA BANCORPORATION reports

Company Names, identifiers, and filing context for this profile. 1 identity field
Company location
San Rafael, CA
SEC filing record 1 source field available
Fiscal year end
31 December
WESTAMERICA BANCORPORATION has filed 1,258 SEC EDGAR filings since 21 Mar 1994

SEC filing history

Showing 26-50 of 736 matching filings.

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25
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2
4

PRIMARY DOCUMENT

Filing date
26 Jan 2026
Reporting date
22 Jan 2026
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4

PRIMARY DOCUMENT

Filing date
26 Jan 2026
Reporting date
22 Jan 2026
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4

PRIMARY DOCUMENT

Filing date
26 Jan 2026
Reporting date
22 Jan 2026
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4

PRIMARY DOCUMENT

Filing date
26 Jan 2026
Reporting date
22 Jan 2026
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4

PRIMARY DOCUMENT

Filing date
26 Jan 2026
Reporting date
22 Jan 2026
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3

PRIMARY DOCUMENT

Filing date
29 Jul 2025
Reporting date
26 Jun 2025
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4

PRIMARY DOCUMENT

Filing date
11 Jul 2025
Reporting date
09 Jul 2025
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4

PRIMARY DOCUMENT

Filing date
08 Jul 2025
Reporting date
03 Jul 2025
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144 File 001-09383

144 filing

Filing date
03 Jul 2025
Reporting date
Not listed
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11-K File 001-09383

FORM 11-K

Filing date
27 Jun 2025
Reporting date
31 Dec 2024
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SCHEDULE 13G File 005-35188

SCHEDULE 13G filing

Filing date
13 May 2025
Reporting date
Not listed
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4

PRIMARY DOCUMENT

Filing date
30 Apr 2025
Reporting date
29 Apr 2025
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