Westamerica BancorporationWABC
13F holders, Q4 2025 (December 31)At the end of Q4 2025, 216 institutions reported holding Westamerica Bancorporation (WABC) in their 13F filings, unchanged from Q3 2025. 21 opened new positions and 21 sold out. The largest holders were BlackRock, Inc. ($167.4M), Vanguard Group Inc. ($151.7M) and American Century Companies Inc. ($87.8M). 7 famous investors held it, including Israel Englander (0.0% of Millennium Management's portfolio), Paul Tudor Jones (0.0% of Tudor Investment Corporation's portfolio) and Cliff Asness (0.0% of AQR Capital Management's portfolio).
- Company
- Westamerica Bancorporation
- CUSIP
- 957090103
- Latest filing quarter
- Q2 2026
History
Number of 13F holders
Total Exit/New Position Q3 2025 → Q4 2025
| Institutions | Total Value | |
|---|---|---|
| New Positions | 21 | $7.6M |
| Exits | 21 | $13.4M |
All 13F filers, Q3 2025 → Q4 2025: 1,144,540 shares bought and 901,977 shares sold, net +242,563 shares. Counts holders who added, trimmed, opened or closed a position; split-adjusted.
Ownership 216 holders
| BlackRock, Inc. | 0.00% | Reduce -0.8% | 3,499,788 | $167.4M |
| Vanguard Group Inc. | 0.00% | Reduce -0.4% | 3,170,769 | $151.7M |
| American Century Companies Inc. | 0.04% | Add +3.4% | 1,834,777 | $87.8M |
| State Street Corp. | 0.00% | Reduce -0.5% | 1,221,379 | $58.4M |
| Dimensional Fund Advisors LP | 0.01% | Add +0.4% | 897,572 | $42.9M |
| Geode Capital Management, LLC | 0.00% | Reduce -2.9% | 606,467 | $29.0M |
| UBS Group AG | 0.00% | Add +279.4% | 457,206 | $21.9M |
| AQR Capital Management | 0.01% | Add +35.9% | 381,832 | $18.3M |
| Nuveen, LLC | 0.00% | Reduce -0.8% | 354,890 | $17.0M |
| Millennium Management | 0.01% | Reduce -14.8% | 340,009 | $16.3M |
| Palisade Capital Management, LP | 0.51% | Reduce -13.7% | 318,597 | $15.2M |
| Charles Schwab Investment Management Inc. | 0.00% | Add +5.0% | 298,471 | $14.3M |
| Arrowstreet Capital, Limited Partnership | 0.01% | Reduce -2.2% | 295,388 | $14.1M |
| Morgan Stanley | 0.00% | Reduce -0.1% | 294,769 | $14.1M |
| Northern Trust Corp. | 0.00% | Reduce -7.1% | 287,469 | $13.7M |
| Rbo & Co. LLC | 2.18% | Reduce -3.5% | 286,840 | $13.7M |
| Goldman Sachs Group Inc. | 0.00% | Add +26.2% | 259,340 | $12.4M |
| T. Rowe Price Investment Management, Inc. | 0.01% | Reduce -3.1% | 238,981 | $11.4M |
| MetLife Investment Management, LLC | 0.05% | Add +46.7% | 228,658 | $10.9M |
| Qube Research & Technologies Ltd | 0.02% | Add +5.0% | 228,482 | $10.9M |
| Citadel Advisors | 0.01% | Add +25.8% | 210,400 | $10.1M |
| Bank of New York Mellon Corp | 0.00% | Reduce -5.2% | 208,551 | $10.0M |
| Two Sigma Investments, LP | 0.01% | Add +3.5% | 185,701 | $8.9M |
| Principal Financial Group Inc. | 0.00% | Add +3.5% | 145,533 | $7.0M |
| Leeward Investments, LLC - MA | 0.34% | Reduce -0.6% | 141,929 | $6.8M |
| New York State Common Retirement Fund | 0.01% | Reduce -15.8% | 129,418 | $6.2M |
| Jupiter Asset Management Ltd. | 0.05% | No change | 126,561 | $6.1M |
| Two Sigma Advisers, LP | 0.01% | Add +3.1% | 120,900 | $5.8M |
| Invesco Ltd. | 0.00% | Reduce -8.3% | 113,646 | $5.4M |
| Renaissance Technologies | 0.01% | Add +6.7% | 95,531 | $4.6M |
| JPMorgan Chase & Co. | 0.00% | Reduce -12.0% | 86,449 | $4.1M |
| Public Sector Pension Investment Board | 0.01% | Reduce -13.1% | 86,306 | $4.1M |
| Raymond James Financial Inc. | 0.00% | Reduce -0.4% | 79,838 | $3.8M |
| First Trust Advisors LP | 0.00% | Reduce -9.3% | 79,834 | $3.8M |
| Rhumbline Advisers | 0.00% | Reduce -5.5% | 77,480 | $3.7M |
| Point72 Asset Management | 0.01% | Add +665.4% | 71,970 | $3.4M |
| Maltese Capital Management LLC | 0.59% | Reduce -36.1% | 68,000 | $3.3M |
| Jane Street Group, LLC | 0.00% | Reduce -0.6% | 66,724 | $3.2M |
| Dark Forest Capital Management LP | 0.14% | Add +44.9% | 63,887 | $3.1M |
| Legal & General Group Plc | 0.00% | Reduce -6.5% | 63,637 | $3.0M |
| Ieq Capital, LLC | 0.01% | Add +36.0% | 59,478 | $2.8M |
| Bank of America Corp. | 0.00% | Reduce -16.0% | 58,375 | $2.8M |
| Trexquant Investment LP | 0.02% | New | 55,918 | $2.7M |
| Ameriprise Financial Inc. | 0.00% | Reduce -7.7% | 54,371 | $2.6M |
| Brandywine Global Investment Management, LLC | 0.02% | Reduce -3.8% | 53,476 | $2.6M |
| Algert Global LLC | 0.04% | No change | 51,318 | $2.5M |
| Y-Intercept (Hong Kong) Ltd | 0.05% | Reduce -13.9% | 50,526 | $2.4M |
| Swiss National Bank | 0.00% | Reduce -6.3% | 47,800 | $2.3M |
| WINTON GROUP Ltd | 0.08% | Add +92.1% | 46,347 | $2.2M |
| Barclays PLC | 0.00% | Add +16.9% | 45,527 | $2.2M |
| Royce & Associates LP | 0.02% | Reduce -1.6% | 42,934 | $2.1M |
| UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC | 0.00% | Add +0.5% | 42,725 | $2.0M |
| Jacobs Levy Equity Management, Inc. | 0.01% | Reduce -3.6% | 39,137 | $1.9M |
| Numerai GP LLC | 0.22% | Add +29.2% | 38,346 | $1.8M |
| IFG Advisory, LLC | 0.08% | Reduce -18.1% | 37,972 | $1.8M |
| Commonwealth Equity Services, LLC | 0.00% | Reduce -8.4% | 37,755 | $1.8M |
| Tudor Investment Corporation | 0.01% | Reduce -22.8% | 36,665 | $1.8M |
| New York State Teachers Retirement System | 0.00% | Reduce -0.7% | 36,624 | $1.8M |
| Man Group plc | 0.00% | Add +120.0% | 36,288 | $1.7M |
| Voya Investment Management LLC | 0.00% | Add +0.7% | 35,646 | $1.7M |
| Wells Fargo & Company | 0.00% | Add +33.5% | 35,383 | $1.7M |
| T. Rowe Price Associates Inc. | 0.00% | Add +15.0% | 33,177 | $1.6M |
| SG Americas Securities, LLC | 0.00% | Add +87.4% | 32,499 | $1.6M |
| FMR LLC | 0.00% | Add +25.2% | 30,335 | $1.5M |
| Alliancebernstein L.P. | 0.00% | No change | 29,520 | $1.4M |
| AlphaQuest LLC | 0.08% | Reduce -4.8% | 28,550 | $1.4M |
| Connor, Clark & Lunn Investment Management Ltd. | 0.00% | Reduce -10.7% | 26,859 | $1.3M |
| Sei Investments Co. | 0.00% | Add +19.6% | 26,265 | $1.3M |
| LPL Financial LLC | 0.00% | Add +14.6% | 25,858 | $1.2M |
| Cwm, LLC | 0.00% | Add +27.4% | 24,952 | $1.2M |
| Cerity Partners LLC | 0.00% | Add +53.2% | 24,570 | $1.2M |
| California State Teachers Retirement System | 0.00% | Reduce -0.4% | 24,267 | $1.2M |
| CANADA LIFE ASSURANCE Co | 0.00% | Reduce -29.1% | 23,848 | $1.1M |
| BNP Paribas Financial Markets | 0.00% | Reduce -16.1% | 23,507 | $1.1M |
| Prudential Financial Inc. | 0.00% | Reduce -9.6% | 23,412 | $1.1M |
| Healthcare of Ontario Pension Plan Trust Fund | 0.00% | New | 22,713 | $1.1M |
| Deutsche Bank AG | 0.00% | Add +5.8% | 22,587 | $1.1M |
| Citigroup Inc. | 0.00% | Reduce -4.0% | 22,495 | $1.1M |
| Cypress Wealth Services, LLC | 0.14% | No change | 21,775 | $1.0M |
| Rafferty Asset Management, LLC | 0.00% | Reduce -11.8% | 21,536 | $1.0M |
| Mariner, LLC | 0.00% | Add +114.2% | 17,812 | $854K |
| Denali Advisors LLC | 0.09% | Reduce -83.0% | 17,800 | $851K |
| Thrivent Financial for Lutherans | 0.00% | Reduce -6.7% | 17,133 | $819K |
| Summit Global Investments | 0.05% | Reduce -0.6% | 16,666 | $797K |
| SummerHaven Investment Management, LLC | 0.45% | No change | 16,433 | $786K |
| Balyasny Asset Management L.P. | 0.00% | Add +302.8% | 16,356 | $782K |
| Royal Bank of Canada | 0.00% | Add +1.7% | 14,761 | $706K |
| Wealth Enhancement Advisory Services, LLC | 0.00% | Add +16.6% | 13,653 | $662K |
| State of Alaska, Department of Revenue | 0.01% | Reduce -0.4% | 13,804 | $660K |
| Illinois Municipal Retirement Fund | 0.01% | Reduce -2.7% | 13,718 | $656K |
| KLP Kapitalforvaltning As | 0.00% | Add +29.3% | 13,700 | $655K |
| Stifel Financial Corp. | 0.00% | Add +0.9% | 13,006 | $622K |
| Horizon Investments, LLC | 0.01% | Add +11.1% | 12,728 | $609K |
| HSBC Holdings PLC | 0.00% | New | 11,945 | $570K |
| O'shaughnessy Asset Management, LLC | 0.00% | Add +73.3% | 11,772 | $563K |
| Janus Henderson Group PLC | 0.00% | No change | 11,748 | $561K |
| Quantinno Capital Management LP | 0.00% | Add +100.9% | 11,600 | $555K |
| Louisiana State Employees Retirement System | 0.01% | Reduce -2.6% | 11,400 | $545K |
| MIRAE ASSET GLOBAL ETFS HOLDINGS Ltd. | 0.00% | Reduce -1.9% | 11,252 | $538K |
| State of Tennessee, Department of Treasury | 0.00% | Add +60.0% | 10,623 | $537K |
| Marshall Wace, LLP | 0.00% | New | 11,128 | $532K |
| Franklin Resources Inc. | 0.00% | Add +22.4% | 11,060 | $529K |
| HRT Financial LP | 0.00% | Reduce -65.9% | 11,039 | $527K |
| Perigon Wealth Management, LLC | 0.01% | Reduce -1.6% | 10,756 | $514K |
| Hennion & Walsh Asset Management, Inc. | 0.02% | Add +25.4% | 10,602 | $507K |
| Engineers Gate Manager LP | 0.01% | Reduce -56.2% | 10,492 | $502K |
| Intech Investment Management LLC | 0.00% | Reduce -30.5% | 10,399 | $497K |
| Manufacturers Life Insurance Company, The | 0.00% | Reduce -7.6% | 10,351 | $495K |
| Inspire Investing, LLC | 0.04% | Add +7.8% | 9,778 | $468K |
| Mercer Global Advisors Inc. | 0.00% | Add +22.7% | 9,631 | $461K |
| Alps Advisors Inc. | 0.00% | Add +0.8% | 9,461 | $453K |
| D. E. Shaw & Co. | 0.00% | Reduce -29.1% | 8,542 | $409K |
| Meeder Asset Management Inc. | 0.02% | Add +25.9% | 8,127 | $389K |
| Panagora Asset Management Inc. | 0.00% | Reduce -1.3% | 7,926 | $379K |
| Victory Capital Management Inc. | 0.00% | Reduce -10.1% | 7,832 | $375K |
| D.A. Davidson & Co. | 0.00% | Reduce -6.4% | 7,459 | $357K |
| Oxford Asset Management LLP | 0.12% | New | 7,329 | $351K |
| State Board of Administration of Florida Retirement System | 0.00% | No change | 7,314 | $350K |
| Amalgamated Bank | 0.00% | Reduce -2.4% | 7,224 | $346K |
| Police & Firemen's Retirement System of New Jersey | 0.00% | Add +0.5% | 7,072 | $338K |
| Yousif Capital Management, LLC | 0.00% | Reduce -14.4% | 6,759 | $337K |
| SAM Advisors, LLC | 0.10% | No change | 6,794 | $325K |
| Arizona State Retirement System | 0.00% | Reduce -12.6% | 6,762 | $323K |
| Canada Pension Plan Investment Board | 0.00% | New | 6,600 | $316K |
| Two Sigma Securities, LLC | 0.04% | Reduce -14.1% | 6,584 | $315K |
| Jefferies Financial Group Inc. | 0.00% | New | 6,500 | $311K |
| Brevan Howard Capital Management LP | 0.01% | Reduce -3.7% | 6,414 | $309K |
| Teachers Retirement System of the State of Kentucky | 0.00% | Reduce -13.5% | 6,442 | $308K |
| Brooklyn Investment Group | 0.01% | New | 6,034 | $296K |
| Commonwealth of Pennsylvania Public School Empls Retrmt SYS | 0.00% | Reduce -4.8% | 6,173 | $295K |
| Curi Capital, LLC | 0.00% | Reduce -0.1% | 5,942 | $284K |
| Oregon Public Employees Retirement Fund | 0.00% | No change | 5,724 | $274K |
| Weiss Asset Management LP | 0.00% | New | 5,709 | $273K |
| Comerica Bank | 0.00% | Reduce -21.8% | 5,571 | $266K |
| Handelsbanken Fonder AB | 0.00% | No change | 5,530 | $264K |
| West Wealth Group, LLC | 0.05% | Reduce -0.0% | 5,138 | $246K |
| Creative Planning | 0.00% | New | 5,089 | $243K |
| Zurcher Kantonalbank (Zurich Cantonalbank) | 0.00% | No change | 5,088 | $243K |
| Allianz Asset Management GmbH | 0.00% | No change | 5,080 | $243K |
| FourThought Financial Partners, LLC | 0.02% | New | 5,040 | $241K |
| Teacher Retirement System of Texas | 0.00% | Reduce -32.1% | 4,996 | $239K |
| Schonfeld Strategic Advisors LLC | 0.00% | Reduce -77.9% | 4,890 | $234K |
| Voloridge Investment Management, LLC | 0.00% | Reduce -75.2% | 4,847 | $232K |
| IQ EQ FUND MANAGEMENT (IRELAND) Ltd | 0.02% | No change | 4,835 | $231K |
| Captrust Financial Advisors | 0.00% | New | 4,762 | $228K |
| ProShare Advisors LLC | 0.00% | Add +1.2% | 4,719 | $226K |
| SummitTX Capital, L.P. | 0.01% | New | 4,587 | $219K |
| Allworth Financial LP | 0.00% | Reduce -36.4% | 4,482 | $214K |
| Glenmede Trust Co. NA | 0.00% | — | 4,466 | $214K |
| US Bancorp \de | 0.00% | Reduce -12.5% | 4,305 | $206K |
| Los Angeles Capital Management LLC | 0.00% | Reduce -36.0% | 3,962 | $190K |
| Public Employees Retirement Association of Colorado | 0.00% | No change | 3,784 | $181K |
| Aquatic Capital Management LLC | 0.00% | Reduce -61.9% | 2,794 | $134K |
| Quantbot Technologies LP | 0.00% | New | 2,681 | $128K |
| Tower Research Capital LLC (TRC) | 0.00% | Add +77.1% | 2,447 | $117K |
| Public Employees Retirement System of Ohio | 0.00% | Add +0.2% | 2,130 | $102K |
| Ameritas Investment Partners, Inc. | 0.00% | No change | 2,062 | $99K |
| Russell Investments Group, Ltd. | 0.00% | Reduce -7.9% | 2,041 | $98K |
| STRS Ohio | 0.00% | No change | 1,900 | $91K |
| GAMMA Investing LLC | 0.00% | Reduce -4.7% | 1,661 | $79K |
| SageView Advisory Group, LLC | 0.00% | New | 1,490 | $71K |
| Farther Finance Advisors, LLC | 0.00% | Add +10335.7% | 1,461 | $70K |
| Sterling Capital Management LLC | 0.00% | Reduce -18.0% | 1,402 | $67K |
| Golden State Wealth Management, LLC | 0.01% | No change | 1,245 | $60K |
| EverSource Wealth Advisors, LLC | 0.00% | Add +19.9% | 1,171 | $56K |
| Quadrant Capital Group LLC | 0.00% | Add +7286.7% | 1,108 | $53K |
| PNC Financial Services Group, Inc. | 0.00% | Add +49.9% | 1,055 | $50K |
| Northwestern Mutual Wealth Management Co. | 0.00% | Add +2.1% | 1,021 | $49K |
| MAI Capital Management | 0.00% | Add +2.6% | 785 | $38K |
| Hantz Financial Services, Inc. | 0.00% | Reduce -7.3% | 779 | $37K |
| Pinnacle Wealth Planning Services, Inc. | 0.00% | New | 718 | $34K |
| Global Retirement Partners, LLC | 0.00% | Add +26.9% | 655 | $31K |
| Parallel Advisors, LLC | 0.00% | Reduce -40.8% | 635 | $30K |
| Essential Partners LLC | 0.01% | Reduce -33.8% | 529 | $25K |
| Whittier Trust Co. | 0.00% | No change | 500 | $24K |
| Kimelman & Baird, LLC | 0.00% | Reduce -31.8% | 505 | $24K |
| Bessemer Group Inc. | 0.00% | Add +40.3% | 446 | $22K |
| IFP Advisors, Inc | 0.00% | Add +132.1% | 441 | $21K |
| Nisa Investment Advisors, LLC | 0.00% | Add +28.7% | 354 | $17K |
| Osaic Holdings, Inc. | 0.00% | Add +32.1% | 296 | $14K |
| MassMutual Private Wealth & Trust, FSB | 0.00% | No change | 237 | $11K |
| Rothschild Investment LLC | 0.00% | Add +119.6% | 213 | $10K |
| Smartleaf Asset Management LLC | 0.00% | Add +3.0% | 205 | $10K |
| Pacific Center for Financial Services | 0.00% | No change | 190 | $9K |
| Salomon & Ludwin, LLC | 0.00% | Reduce -46.0% | 191 | $9K |
| Versant Capital Management, Inc | 0.00% | Add +95.7% | 184 | $9K |
| True Wealth Design, LLC | 0.00% | Reduce -7.9% | 152 | $7K |
| Harbor Capital Advisors, Inc. | 0.00% | Reduce -1.4% | 140 | $7K |
| Boreal Capital Management LLC | 0.01% | No change | 142 | $7K |
| UMB Bank, n.a. | 0.00% | Add +34.6% | 140 | $7K |
| Simplex Trading, LLC | 0.00% | New | 119 | $6K |
| Jones Financial Companies LLLP | 0.00% | Reduce -29.6% | 100 | $5K |
| NewEdge Advisors, LLC | 0.00% | No change | 100 | $5K |
| McGuire Capital Advisors Inc. | 0.00% | — | 99 | $5K |
| Quarry LP | 0.00% | Add +43.3% | 86 | $4K |
| Fifth Third Bancorp | 0.00% | Add +30.0% | 78 | $4K |
| Mitsubishi UFJ Asset Management Co., Ltd. | 0.00% | No change | 73 | $3K |
| Osbon Capital Management LLC | 0.00% | — | 45 | $2K |
| Parkside Financial Bank & Trust | 0.00% | No change | 40 | $2K |
| Sound Income Strategies, LLC | 0.00% | Add +375.0% | 38 | $2K |
| Sunbelt Securities, Inc. | 0.00% | Reduce -20.7% | 23 | $1K |
| Covestor Ltd | 0.00% | Reduce -94.4% | 12 | $1K |
| SJS Investment Consulting Inc. | 0.00% | New | 20 | $957 |
| WPG Advisers, LLC | 0.00% | No change | 19 | $909 |
| Larson Financial Group LLC | 0.00% | No change | 19 | $909 |
| Farmers & Merchants Investments Inc. | 0.00% | No change | 18 | $861 |
| Bare Financial Services, Inc | 0.00% | Add +10.0% | 11 | $526 |
| Clearstead Advisors, LLC | 0.00% | Reduce -95.7% | 9 | $431 |
| Rockefeller Capital Management L.P. | 0.00% | Reduce -89.5% | 9 | $430 |
| CIBC Private Wealth Group LLC | 0.00% | New | 6 | $287 |
| SBI Securities Co., Ltd. | 0.00% | Add +100.0% | 6 | $287 |
| Cedar Mountain Advisors, LLC | 0.00% | New | 4 | $191 |
| Arax Advisory Partners | 0.00% | Reduce -100.0% | 3 | $143 |
| Caitong International Asset Management Co., Ltd | 0.00% | Add +200.0% | 3 | $143 |
| Keating Financial Advisory Services, Inc. | 0.00% | — | 1 | $48 |
| Dunhill Financial, LLC | 0.00% | New | 1 | $26 |
"% of holder's portfolio" is WABC's weight in each manager's 13F, not the share of Westamerica Bancorporation the manager owns.