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 |
|---|---|---|---|---|---|
| Marshall Wace, LLP | 11,128 | $532.3K | 0.00% | +11,128 | New |
| Franklin Resources Inc | 11,060 | $529.0K | 0.00% | +2,026+22.4% | Added |
| HRT Financial LP | 11,039 | $527.0K | 0.00% | −21,356−65.9% | Reduced |
| Perigon Wealth Management, LLC | 10,756 | $514.4K | 0.01% | −176−1.6% | Reduced |
| Hennion & Walsh Asset Management, Inc. | 10,602 | $507.1K | 0.02% | +2,148+25.4% | Added |
| Engineers Gate Manager LP | 10,492 | $501.8K | 0.01% | −13,467−56.2% | Reduced |
| Intech Investment Management LLC | 10,399 | $497.4K | 0.00% | −4,569−30.5% | Reduced |
| Manufacturers Life Insurance Company, The | 10,351 | $495.1K | 0.00% | −850−7.6% | Reduced |
| CWM Advisors, LLC | 9,778 | $467.7K | 0.04% | +708+7.8% | Added |
| Mercer Global Advisors Inc | 9,631 | $460.7K | 0.00% | +1,783+22.7% | Added |
| Alps Advisors Inc | 9,461 | $452.5K | 0.00% | +79+0.8% | Added |
| D. E. Shaw & Co., Inc. | 8,542 | $408.6K | 0.00% | −3,511−29.1% | Reduced |
| Meeder Asset Management Inc | 8,127 | $388.7K | 0.02% | +1,674+25.9% | Added |
| Panagora Asset Management Inc | 7,926 | $379.1K | 0.00% | −105−1.3% | Reduced |
| Victory Capital Management Inc | 7,832 | $374.6K | 0.00% | −876−10.1% | Reduced |
| D.A. Davidson & Co. | 7,459 | $356.8K | 0.00% | −513−6.4% | Reduced |
| Oxford Asset Management LLP | 7,329 | $350.5K | 0.12% | +7,329 | New |
| State Board of Administration of Florida Retirement System | 7,314 | $349.8K | 0.00% | 00.0% | Unchanged |
| Amalgamated Bank | 7,224 | $346.0K | 0.00% | −176−2.4% | Reduced |
| Police & Firemen's Retirement System of New Jersey | 7,072 | $338.3K | 0.00% | +33+0.5% | Added |
| Yousif Capital Management, LLC | 6,759 | $337.0K | 0.00% | −1,133−14.4% | Reduced |
| SAM Advisors, LLC | 6,794 | $325.0K | 0.10% | 00.0% | Unchanged |
| Arizona State Retirement System | 6,762 | $323.4K | 0.00% | −972−12.6% | Reduced |
| Canada Pension Plan Investment Board | 6,600 | $315.7K | 0.00% | +6,600 | New |
| Two Sigma Securities, LLC | 6,584 | $314.9K | 0.04% | −1,080−14.1% | Reduced |
| Jefferies Financial Group Inc. | 6,500 | $310.9K | 0.00% | +6,500 | New |
| Brevan Howard Capital Management LP | 6,414 | $309.0K | 0.01% | −249−3.7% | Reduced |
| Teachers Retirement System of the State of Kentucky | 6,442 | $308.0K | 0.00% | −1,009−13.5% | Reduced |
| Skopos Labs, Inc. | 6,034 | $295.5K | 0.01% | +6,034 | New |
| Commonwealth of Pennsylvania Public School Empls Retrmt Sys | 6,173 | $295.3K | 0.00% | −311−4.8% | Reduced |
| RMB Capital Management, LLC | 5,942 | $284.2K | 0.00% | −4−0.1% | Reduced |
| Oregon Public Employees Retirement Fund | 5,724 | $273.8K | 0.00% | 00.0% | Unchanged |
| Weiss Asset Management LP | 5,709 | $273.1K | 0.00% | +5,709 | New |
| Comerica Bank | 5,571 | $266.5K | 0.00% | −1,556−21.8% | Reduced |
| Handelsbanken Fonder AB | 5,530 | $264.0K | 0.00% | 00.0% | Unchanged |
| West Wealth Group, LLC | 5,138 | $245.8K | 0.05% | −10.0% | Reduced |
| Creative Planning | 5,089 | $243.4K | 0.00% | +5,089 | New |
| Zurcher Kantonalbank (Zurich Cantonalbank) | 5,088 | $243.4K | 0.00% | 00.0% | Unchanged |
| Allianz Asset Management GmbH | 5,080 | $243.0K | 0.00% | 00.0% | Unchanged |
| FourThought Financial Partners, LLC | 5,040 | $241.1K | 0.02% | +5,040 | New |
| Teacher Retirement System of Texas | 4,996 | $239.0K | 0.00% | −2,361−32.1% | Reduced |
| Schonfeld Strategic Advisors LLC | 4,890 | $233.9K | 0.00% | −17,273−77.9% | Reduced |
| Voloridge Investment Management, LLC | 4,847 | $231.8K | 0.00% | −14,702−75.2% | Reduced |
| Davy Global Fund Management Ltd | 4,835 | $231.3K | 0.02% | 00.0% | Unchanged |
| Captrust Financial Advisors | 4,762 | $227.8K | 0.00% | +4,762 | New |
| ProShare Advisors LLC | 4,719 | $225.7K | 0.00% | +55+1.2% | Added |
| SummitTX Capital, L.P. | 4,587 | $219.4K | 0.01% | +4,587 | New |
| Allworth Financial LP | 4,482 | $214.4K | 0.00% | −2,570−36.4% | Reduced |
| Glenmede Trust Co NA | 4,466 | $213.6K | 0.00% | +4,466 | New |
| US Bancorp | 4,305 | $205.9K | 0.00% | −613−12.5% | Reduced |
| Los Angeles Capital Management LLC | 3,962 | $189.9K | 0.00% | −2,229−36.0% | Reduced |
| Public Employees Retirement Association of Colorado | 3,784 | $181.0K | 0.00% | 00.0% | Unchanged |
| Aquatic Capital Management LLC | 2,794 | $133.6K | 0.00% | −4,546−61.9% | Reduced |
| Quantbot Technologies LP | 2,681 | $128.2K | 0.00% | +2,681 | New |
| Tower Research Capital LLC (TRC) | 2,447 | $117.0K | 0.00% | +1,065+77.1% | Added |
| Public Employees Retirement System of Ohio | 2,130 | $101.9K | 0.00% | +5+0.2% | Added |
| Ameritas Investment Partners, Inc. | 2,062 | $98.6K | 0.00% | 00.0% | Unchanged |
| Russell Investments Group, Ltd. | 2,041 | $97.6K | 0.00% | −175−7.9% | Reduced |
| STRS Ohio | 1,900 | $90.9K | 0.00% | 00.0% | Unchanged |
| GAMMA Investing LLC | 1,661 | $79.4K | 0.00% | −82−4.7% | Reduced |
| SageView Advisory Group, LLC | 1,490 | $71.3K | 0.00% | +1,490 | New |
| Farther Finance Advisors, LLC | 1,461 | $69.9K | 0.00% | +1,447+10,335.7% | Added |
| Sterling Capital Management LLC | 1,402 | $67.1K | 0.00% | −307−18.0% | Reduced |
| Golden State Wealth Management, LLC | 1,245 | $59.5K | 0.01% | 00.0% | Unchanged |
| EverSource Wealth Advisors, LLC | 1,171 | $56.0K | 0.00% | +194+19.9% | Added |
| Quadrant Capital Group LLC | 1,108 | $53.0K | 0.00% | +1,093+7,286.7% | Added |
| The PNC Financial Services Group, Inc. | 1,055 | $50.5K | 0.00% | +351+49.9% | Added |
| Northwestern Mutual Wealth Management Co | 1,021 | $48.8K | 0.00% | +21+2.1% | Added |
| MAI Capital Management | 785 | $37.5K | 0.00% | +20+2.6% | Added |
| Hantz Financial Services, Inc. | 779 | $37.0K | 0.00% | −61−7.3% | Reduced |
| Pinnacle Wealth Planning Services, Inc. | 718 | $34.3K | 0.00% | +718 | New |
| Global Retirement Partners, LLC | 655 | $31.3K | 0.00% | +139+26.9% | Added |
| Parallel Advisors, LLC | 635 | $30.4K | 0.00% | −438−40.8% | Reduced |
| Essential Partners LLC | 529 | $25.3K | 0.01% | −270−33.8% | Reduced |
| Whittier Trust Co | 500 | $24.3K | 0.00% | 00.0% | Unchanged |
| Kimelman & Baird, LLC | 505 | $24.2K | 0.00% | −235−31.8% | Reduced |
| Bessemer Group Inc | 446 | $22.0K | 0.00% | +128+40.3% | Added |
| IFP Advisors, Inc | 441 | $21.1K | 0.00% | +251+132.1% | Added |
| Nisa Investment Advisors, LLC | 354 | $16.9K | 0.00% | +79+28.7% | Added |
| Advisor Group Holdings, Inc. | 296 | $14.2K | 0.00% | +72+32.1% | Added |
| Massmutual Trust Co FSB | 237 | $11.3K | 0.00% | 00.0% | Unchanged |
| Rothschild Investment LLC | 213 | $10.2K | 0.00% | +116+119.6% | Added |
| Smartleaf Asset Management LLC | 205 | $9.95K | 0.00% | +6+3.0% | Added |
| Pacific Center for Financial Services | 190 | $9.50K | 0.00% | 00.0% | Unchanged |
| Salomon & Ludwin, LLC | 191 | $9.41K | 0.00% | −163−46.0% | Reduced |
| Versant Capital Management, Inc | 184 | $8.80K | 0.00% | +90+95.7% | Added |
| True Wealth Design, LLC | 152 | $7.27K | 0.00% | −13−7.9% | Reduced |
| Harbor Capital Advisors, Inc. | 140 | $7.00K | 0.00% | −2−1.4% | Reduced |
| Boreal Capital Management LLC | 142 | $6.79K | 0.01% | 00.0% | Unchanged |
| Umb Bank N A | 140 | $6.70K | 0.00% | +36+34.6% | Added |
| Simplex Trading, LLC | 119 | $5.69K | 0.00% | +119 | New |
| Jones Financial Companies LLLP | 100 | $4.78K | 0.00% | −42−29.6% | Reduced |
| GWM Advisors LLC | 100 | $4.78K | 0.00% | 00.0% | Unchanged |
| McGuire Capital Advisors Inc | 99 | $4.74K | 0.00% | +99 | New |
| Quarry LP | 86 | $4.11K | 0.00% | +26+43.3% | Added |
| Fifth Third Bancorp | 78 | $3.73K | 0.00% | +18+30.0% | Added |
| Mitsubishi UFJ Kokusai Asset Management Co., Ltd. | 73 | $3.49K | 0.00% | 00.0% | Unchanged |
| Osbon Capital Management LLC | 45 | $2.15K | 0.00% | +45 | New |
| Parkside Financial Bank & Trust | 40 | $1.91K | 0.00% | 00.0% | Unchanged |
| Sound Income Strategies, LLC | 38 | $1.91K | 0.00% | +30+375.0% | Added |