WESTAMERICA BANCORPORATION — All Filings
1,000 total filings on record
Public companies registered with the SEC are required to file periodic reports, disclosures, and notices throughout the year. The most important are the 10-K (annual report), 10-Q (quarterly report), and 8-K (material event notice). Use the filters below to narrow by form type.
All
10-K
10-K/A
10-Q
11-K
144
15-12G
15-12G/A
3
4
4/A
424B3
424B5
425
5
8-A12B
8-A12G/A
8-K
8-K/A
ARS
CORRESP
DEF 14A
DEFA14A
DEFR14A
NT 11-K
PRE 14A
S-3ASR
S-4
S-4/A
S-8
S-8 POS
SC 13D
SC 13G
SC 13G/A
SCHEDULE 13G/A
UPLOAD
| Form | Description | Accession Number | Filed | Period |
|---|---|---|---|---|
| 8-K | — | 0000311094-96-000002 | Feb 23, 1996 | Feb 21, 1996 |
| 10-Q | — | 0000311094-95-000022 | Nov 13, 1995 | Sep 30, 1995 |
| 10-K/A | — | 0000311094-95-000021 | Sep 13, 1995 | Dec 31, 1994 |
| 10-Q | — | 0000311094-95-000017 | Aug 14, 1995 | Jun 30, 1995 |
| S-8 | — | 0000311094-95-000014 | Aug 2, 1995 | — |
| 15-12G/A | — | 0000311094-95-000015 | Aug 2, 1995 | — |
| 11-K | — | 0000311094-95-000011 | Jun 30, 1995 | Dec 31, 1994 |
| 8-K | — | 0000311094-95-000010 | Jun 8, 1995 | — |
| S-8 | — | 0000311094-95-000009 | Jun 6, 1995 | — |
| 10-Q | — | 0000311094-95-000008 | May 15, 1995 | Mar 31, 1995 |
| 8-A12G/A | — | 0000311094-95-000007 | Mar 31, 1995 | — |
| 10-K | — | 0000311094-95-000006 | Mar 31, 1995 | Dec 31, 1994 |
| DEF 14A | NOTICE OF MEETING AND PROXY STATEMENT | 0000950005-95-000026 | Mar 16, 1995 | Dec 31, 1994 |
| PRE 14A | NOTICE OF MEETING AND PROXY STATEMENT | 0000950005-95-000014 | Mar 2, 1995 | Dec 31, 1994 |
| 15-12G/A | — | 0000311094-95-000005 | Mar 1, 1995 | — |
| SC 13G/A | — | 0000068100-95-000232 | Feb 15, 1995 | — |
| 424B3 | FORM OF PROXY STATEMENT/PROSPECTUS AND PROXY CARD | 0000950149-95-000071 | Feb 15, 1995 | — |
| 8-K | — | 0000311094-95-000004 | Feb 13, 1995 | — |
| 424B3 | 424(B)(3) PROSPECTUS | 0000898430-95-000130 | Feb 8, 1995 | — |
| S-4/A | FORM S-4 AMENDMENT NO. 1 | 0000950149-95-000023 | Feb 7, 1995 | — |
| 8-K | — | 0000311094-95-000003 | Feb 6, 1995 | Feb 3, 1995 |
| S-8 | — | 0000311094-95-000002 | Feb 2, 1995 | — |
| S-4/A | AMENDMENT NO. 2 TO FORM S-4 | 0000950109-95-000231 | Feb 1, 1995 | — |
| S-4/A | AMENDMENT NO. 1 TO FORM S-4 | 0000950109-95-000165 | Jan 30, 1995 | — |
| S-4 | S-4 DATED JANUARY 24, 1995 | 0000950149-95-000008 | Jan 24, 1995 | — |
| S-4 | — | 0000950109-94-002376 | Dec 22, 1994 | — |
| 8-K | — | 0000311094-94-000011 | Dec 22, 1994 | Dec 16, 1994 |
| 8-K | FORM 8-K | 0000950109-94-002356 | Dec 20, 1994 | Dec 19, 1994 |
| 8-K | — | 0000311094-94-000009 | Nov 23, 1994 | Nov 17, 1994 |
| 10-Q | — | 0000311094-94-000008 | Nov 14, 1994 | Sep 30, 1994 |
| 424B3 | FINAL PROSPECTUS | 0000898430-94-000749 | Oct 17, 1994 | — |
| S-4/A | AMENDMENT NO. 1 TO FORM S-4 | 0000898430-94-000724 | Oct 5, 1994 | — |
| S-4 | FORM S-4 | 0000898430-94-000666 | Sep 9, 1994 | — |
| 10-Q | — | 0000311094-94-000007 | Aug 12, 1994 | Jun 30, 1994 |
| 8-K | — | 0000311094-94-000006 | Aug 1, 1994 | Jul 25, 1994 |
| 11-K | — | 0000311094-94-000005 | Jun 30, 1994 | Dec 31, 1993 |
| 11-K | — | 0000311094-94-000004 | Jun 30, 1994 | Dec 31, 1993 |
| 10-Q | — | 0000311094-94-000002 | May 16, 1994 | Mar 31, 1994 |
| 10-K | FORM 10K | 0000311094-94-000001 | Apr 1, 1994 | Dec 31, 1993 |
| DEF 14A | NOTICE & PROXY STATEMENT | 0000950131-94-000354 | Mar 21, 1994 | Apr 26, 1994 |