Westamerica Bancorporation
WABC- Exchange
- Nasdaq
- Industry
- National Commercial Banks
- SEC CIK
- 0000311094
No open-market purchases or sales by Westamerica Bancorporation insiders were filed in the last 90 days; 214 institutions reported holding it in 13F filings for Q2 2026, worth $1.08B in total; no superinvestor holds it.
13F holders, Q4 2025
Institutional positions in Westamerica Bancorporation as of Dec 31, 2025. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works
- Institutional holders
- 216
- +4 vs. Q3 2025
- Shares held
- 19.8M
- +247.2K (+1.3%) vs. Q3 2025
- Total value
- $948.4M
- −$30.3M (−3.1%) vs. Q3 2025
- New holders
- 25
- 72 more added
- Sold out
- 21
- 92 more reduced
4 institutions that held it in Q3 2025 haven't filed for Q4 2025 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q3 2025: new holders, sold out and not filed yet
Holders and value by quarter
Institutions reporting WABC on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.
| Quarter | Holders | Value |
|---|---|---|
| Q2 2026 | 214 | $1.08B |
| Q1 2026 | 204 | $967.0M |
| Q4 2025 | 216 | $948.4M |
| Q3 2025 | 216 | $980.1M |
| Q2 2025 | 205 | $967.1M |
| Q1 2025 | 205 | $1.05B |
| Q4 2024 | 208 | $1.08B |
| Q3 2024 | 194 | $1.01B |
| Q2 2024 | 188 | $999.6M |
| Q1 2024 | 191 | $997.6M |
| Q4 2023 | 177 | $1.15B |
| Q3 2023 | 179 | $862.7M |
| Q2 2023 | 189 | $775.0M |
| Q1 2023 | 191 | $911.0M |
| Q4 2022 | 213 | $1.24B |
| Q3 2022 | 177 | $1.09B |
| Q2 2022 | 167 | $1.17B |
| Q1 2022 | 147 | $1.27B |
| Q4 2021 | 158 | $1.18B |
| Q3 2021 | 156 | $1.15B |
| Q2 2021 | 161 | $1.19B |
| Q1 2021 | 165 | $1.28B |
Institutions, Q4 2025
Shares, value and share of portfolio for each institution holding Westamerica Bancorporation; share changes are against Q3 2025.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| D.A. Davidson & Co. | 7,459 | $356.8K | 0.00% | −513−6.4% | Reduced |
| Victory Capital Management Inc | 7,832 | $374.6K | 0.00% | −876−10.1% | Reduced |
| Panagora Asset Management Inc | 7,926 | $379.1K | 0.00% | −105−1.3% | Reduced |
| Meeder Asset Management Inc | 8,127 | $388.7K | 0.02% | +1,674+25.9% | Added |
| D. E. Shaw & Co., Inc. | 8,542 | $408.6K | 0.00% | −3,511−29.1% | Reduced |
| Alps Advisors Inc | 9,461 | $452.5K | 0.00% | +79+0.8% | Added |
| Mercer Global Advisors Inc | 9,631 | $460.7K | 0.00% | +1,783+22.7% | Added |
| CWM Advisors, LLC | 9,778 | $467.7K | 0.04% | +708+7.8% | Added |
| Manufacturers Life Insurance Company, The | 10,351 | $495.1K | 0.00% | −850−7.6% | Reduced |
| Intech Investment Management LLC | 10,399 | $497.4K | 0.00% | −4,569−30.5% | Reduced |
| Engineers Gate Manager LP | 10,492 | $501.8K | 0.01% | −13,467−56.2% | Reduced |
| Hennion & Walsh Asset Management, Inc. | 10,602 | $507.1K | 0.02% | +2,148+25.4% | Added |
| Perigon Wealth Management, LLC | 10,756 | $514.4K | 0.01% | −176−1.6% | Reduced |
| HRT Financial LP | 11,039 | $527.0K | 0.00% | −21,356−65.9% | Reduced |
| Franklin Resources Inc | 11,060 | $529.0K | 0.00% | +2,026+22.4% | Added |
| Marshall Wace, LLP | 11,128 | $532.3K | 0.00% | +11,128 | New |
| State of Tennessee, Treasury Department | 10,623 | $537.3K | 0.00% | +3,983+60.0% | Added |
| Mirae Asset Global ETFs Holdings Ltd. | 11,252 | $538.2K | 0.00% | −213−1.9% | Reduced |
| Louisiana State Employees Retirement System | 11,400 | $545.3K | 0.01% | −300−2.6% | Reduced |
| Quantinno Capital Management LP | 11,600 | $554.8K | 0.00% | +5,826+100.9% | Added |
| Janus Henderson Group PLC | 11,748 | $561.5K | 0.00% | 00.0% | Unchanged |
| O'Shaughnessy Asset Management, LLC | 11,772 | $563.1K | 0.00% | +4,981+73.3% | Added |
| HSBC Holdings PLC | 11,945 | $569.8K | 0.00% | +11,945 | New |
| Horizon Investments, LLC | 12,728 | $608.8K | 0.01% | +1,268+11.1% | Added |
| Stifel Financial Corp | 13,006 | $622.1K | 0.00% | +116+0.9% | Added |
| KLP Kapitalforvaltning AS | 13,700 | $655.3K | 0.00% | +3,100+29.2% | Added |
| Illinois Municipal Retirement Fund | 13,718 | $656.1K | 0.01% | −385−2.7% | Reduced |
| State of Alaska, Department of Revenue | 13,804 | $660.0K | 0.01% | −56−0.4% | Reduced |
| Wealth Enhancement Advisory Services, LLC | 13,653 | $662.5K | 0.00% | +1,945+16.6% | Added |
| Royal Bank of Canada | 14,761 | $706.0K | 0.00% | +241+1.7% | Added |
| Balyasny Asset Management LLC | 16,356 | $782.3K | 0.00% | +12,295+302.8% | Added |
| SummerHaven Investment Management, LLC | 16,433 | $786.0K | 0.45% | 00.0% | Unchanged |
| Summit Global Investments | 16,666 | $797.0K | 0.05% | −93−0.6% | Reduced |
| Thrivent Financial for Lutherans | 17,133 | $819.0K | 0.00% | −1,236−6.7% | Reduced |
| Denali Advisors LLC | 17,800 | $851.4K | 0.09% | −86,700−83.0% | Reduced |
| Mariner, LLC | 17,812 | $854.4K | 0.00% | +9,497+114.2% | Added |
| Rafferty Asset Management, LLC | 21,536 | $1.03M | 0.00% | −2,877−11.8% | Reduced |
| Cypress Wealth Services, LLC | 21,775 | $1.04M | 0.14% | 00.0% | Unchanged |
| Citigroup Inc | 22,495 | $1.08M | 0.00% | −942−4.0% | Reduced |
| Deutsche Bank AG | 22,587 | $1.08M | 0.00% | +1,230+5.8% | Added |
| Healthcare of Ontario Pension Plan Trust Fund | 22,713 | $1.09M | 0.00% | +22,713 | New |
| Prudential Financial Inc | 23,412 | $1.12M | 0.00% | −2,490−9.6% | Reduced |
| BNP Paribas Arbitrage, SA | 23,507 | $1.12M | 0.00% | −4,521−16.1% | Reduced |
| Great West Life Assurance Co | 23,848 | $1.14M | 0.00% | −9,784−29.1% | Reduced |
| California State Teachers Retirement System | 24,267 | $1.16M | 0.00% | −99−0.4% | Reduced |
| Cerity Partners LLC | 24,570 | $1.18M | 0.00% | +8,528+53.2% | Added |
| CWM, LLC | 24,952 | $1.19M | 0.00% | +5,367+27.4% | Added |
| LPL Financial LLC | 25,858 | $1.24M | 0.00% | +3,297+14.6% | Added |
| SEI Investments Co | 26,265 | $1.26M | 0.00% | +4,300+19.6% | Added |
| Connor, Clark & Lunn Investment Management Ltd. | 26,859 | $1.28M | 0.00% | −3,205−10.7% | Reduced |
| Quest Partners LLC | 28,550 | $1.37M | 0.08% | −1,437−4.8% | Reduced |
| Alliancebernstein L.P. | 29,520 | $1.41M | 0.00% | 00.0% | Unchanged |
| FMR LLC | 30,335 | $1.45M | 0.00% | +6,107+25.2% | Added |
| SG Americas Securities, LLC | 32,499 | $1.55M | 0.00% | +15,157+87.4% | Added |
| Price T Rowe Associates Inc | 33,177 | $1.59M | 0.00% | +4,322+15.0% | Added |
| Wells Fargo & Company | 35,383 | $1.69M | 0.00% | +8,869+33.5% | Added |
| Voya Investment Management LLC | 35,646 | $1.70M | 0.00% | +233+0.7% | Added |
| Man Group plc | 36,288 | $1.74M | 0.00% | +19,795+120.0% | Added |
| New York State Teachers Retirement System | 36,624 | $1.75M | 0.00% | −250−0.7% | Reduced |
| Tudor Investment Corp Et Al | 36,665 | $1.75M | 0.01% | −10,811−22.8% | Reduced |
| Commonwealth Equity Services, LLC | 37,755 | $1.81M | 0.00% | −3,485−8.5% | Reduced |
| IFG Advisory, LLC | 37,972 | $1.82M | 0.08% | −8,366−18.1% | Reduced |
| Numerai GP LLC | 38,346 | $1.83M | 0.22% | +8,673+29.2% | Added |
| Jacobs Levy Equity Management, Inc | 39,137 | $1.87M | 0.01% | −1,470−3.6% | Reduced |
| UBS Asset Management Americas Inc | 42,725 | $2.04M | 0.00% | +201+0.5% | Added |
| Royce & Associates LP | 42,934 | $2.05M | 0.02% | −712−1.6% | Reduced |
| Barclays PLC | 45,527 | $2.18M | 0.00% | +6,571+16.9% | Added |
| Winton Group Ltd | 46,347 | $2.22M | 0.08% | +22,224+92.1% | Added |
| Swiss National Bank | 47,800 | $2.29M | 0.00% | −3,200−6.3% | Reduced |
| Y-Intercept (Hong Kong) Ltd | 50,526 | $2.42M | 0.05% | −8,192−14.0% | Reduced |
| Algert Global LLC | 51,318 | $2.45M | 0.04% | 00.0% | Unchanged |
| Brandywine Global Investment Management, LLC | 53,476 | $2.56M | 0.02% | −2,100−3.8% | Reduced |
| Ameriprise Financial Inc | 54,371 | $2.60M | 0.00% | −4,520−7.7% | Reduced |
| Trexquant Investment LP | 55,918 | $2.67M | 0.02% | +55,918 | New |
| Bank of America Corp | 58,375 | $2.79M | 0.00% | −11,127−16.0% | Reduced |
| Ieq Capital, LLC | 59,478 | $2.84M | 0.01% | +15,745+36.0% | Added |
| Legal & General Group Plc | 63,637 | $3.04M | 0.00% | −4,399−6.5% | Reduced |
| Dark Forest Capital Management LP | 63,887 | $3.06M | 0.14% | +19,795+44.9% | Added |
| Jane Street Group, LLC | 66,724 | $3.19M | 0.00% | −421−0.6% | Reduced |
| Maltese Capital Management LLC | 68,000 | $3.25M | 0.58% | −38,500−36.2% | Reduced |
| Point72 Asset Management, L.P. | 71,970 | $3.44M | 0.01% | +62,567+665.4% | Added |
| Rhumbline Advisers | 77,480 | $3.71M | 0.00% | −4,514−5.5% | Reduced |
| First Trust Advisors LP | 79,834 | $3.82M | 0.00% | −8,187−9.3% | Reduced |
| Raymond James Financial Inc | 79,838 | $3.82M | 0.00% | −297−0.4% | Reduced |
| Public Sector Pension Investment Board | 86,306 | $4.13M | 0.01% | −13,003−13.1% | Reduced |
| JPMorgan Chase & Co | 86,449 | $4.13M | 0.00% | −11,817−12.0% | Reduced |
| Renaissance Technologies LLC | 95,531 | $4.57M | 0.01% | +6,000+6.7% | Added |
| Invesco Ltd. | 113,646 | $5.44M | 0.00% | −10,268−8.3% | Reduced |
| Two Sigma Advisers, LP | 120,900 | $5.78M | 0.01% | +3,600+3.1% | Added |
| Jupiter Asset Management Ltd | 126,561 | $6.05M | 0.05% | 00.0% | Unchanged |
| New York State Common Retirement Fund | 129,418 | $6.19M | 0.01% | −24,300−15.8% | Reduced |
| Leeward Investments, LLC - MA | 141,929 | $6.79M | 0.34% | −843−0.6% | Reduced |
| Principal Financial Group Inc | 145,533 | $6.96M | 0.00% | +4,890+3.5% | Added |
| Two Sigma Investments, LP | 185,701 | $8.88M | 0.01% | +6,234+3.5% | Added |
| Bank of New York Mellon Corp | 208,551 | $9.97M | 0.00% | −11,446−5.2% | Reduced |
| Citadel Advisors LLC | 210,400 | $10.1M | 0.01% | +43,165+25.8% | Added |
| Qube Research & Technologies Ltd | 228,482 | $10.9M | 0.02% | +10,834+5.0% | Added |
| MetLife Investment Management | 228,658 | $10.9M | 0.05% | +72,760+46.7% | Added |
| T. Rowe Price Investment Management, Inc. | 238,981 | $11.4M | 0.01% | −7,548−3.1% | Reduced |
| Goldman Sachs Group Inc | 259,340 | $12.4M | 0.00% | +53,788+26.2% | Added |