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, Q3 2025
Institutional positions in Westamerica Bancorporation as of Sep 30, 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
- +13 vs. Q2 2025
- Shares held
- 19.6M
- −329.5K (−1.7%) vs. Q2 2025
- Total value
- $980.1M
- +$14.4M (+1.5%) vs. Q2 2025
- New holders
- 28
- 74 more added
- Sold out
- 15
- 80 more reduced
2 institutions that held it in Q2 2025 haven't filed for Q3 2025 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q2 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, Q3 2025
Shares, value and share of portfolio for each institution holding Westamerica Bancorporation; share changes are against Q2 2025.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Mariner, LLC | 8,315 | $415.7K | 0.00% | +8,315 | New |
| Martingale Asset Management L P | 8,417 | $420.8K | 0.01% | −15,211−64.4% | Reduced |
| Hennion & Walsh Asset Management, Inc. | 8,454 | $422.6K | 0.02% | +799+10.4% | Added |
| Victory Capital Management Inc | 8,708 | $435.3K | 0.00% | −180−2.0% | Reduced |
| MQS Management LLC | 8,755 | $437.7K | 0.26% | +8,755 | New |
| Franklin Resources Inc | 9,034 | $451.6K | 0.00% | +1,555+20.8% | Added |
| CWM Advisors, LLC | 9,070 | $453.4K | 0.04% | +1,058+13.2% | Added |
| Alps Advisors Inc | 9,382 | $469.0K | 0.00% | +2,127+29.3% | Added |
| Point72 Asset Management, L.P. | 9,403 | $470.1K | 0.00% | +2,603+38.3% | Added |
| KLP Kapitalforvaltning AS | 10,600 | $529.9K | 0.00% | 00.0% | Unchanged |
| Perigon Wealth Management, LLC | 10,932 | $546.5K | 0.01% | +1,084+11.0% | Added |
| Wealth Enhancement Advisory Services, LLC | 11,708 | $556.1K | 0.00% | +7,007+149.1% | Added |
| Manufacturers Life Insurance Company, The | 11,201 | $559.9K | 0.00% | −241,576−95.6% | Reduced |
| Horizon Investments, LLC | 11,460 | $567.4K | 0.01% | +2,055+21.9% | Added |
| Mirae Asset Global ETFs Holdings Ltd. | 11,465 | $573.1K | 0.00% | −2,470−17.7% | Reduced |
| Louisiana State Employees Retirement System | 11,700 | $584.9K | 0.01% | −500−4.1% | Reduced |
| Janus Henderson Group PLC | 11,748 | $587.4K | 0.00% | 00.0% | Unchanged |
| D. E. Shaw & Co., Inc. | 12,053 | $602.5K | 0.00% | −16,340−57.5% | Reduced |
| Stifel Financial Corp | 12,890 | $644.4K | 0.00% | +112+0.9% | Added |
| SRS Capital Advisors, Inc. | 12,915 | $645.6K | 0.01% | +12,915 | New |
| Susquehanna International Group, LLP | 13,175 | $658.6K | 0.00% | −29,298−69.0% | Reduced |
| Cubist Systematic Strategies, LLC | 13,774 | $688.6K | 0.01% | −63,066−82.1% | Reduced |
| State of Alaska, Department of Revenue | 13,860 | $692.0K | 0.01% | −1,719−11.0% | Reduced |
| Illinois Municipal Retirement Fund | 14,103 | $705.0K | 0.01% | −188−1.3% | Reduced |
| Royal Bank of Canada | 14,520 | $726.0K | 0.00% | −3,978−21.5% | Reduced |
| Intech Investment Management LLC | 14,968 | $748.3K | 0.01% | +1,992+15.4% | Added |
| Gsa Capital Partners LLP | 15,053 | $752.0K | 0.06% | −3,361−18.3% | Reduced |
| Globeflex Capital L P | 15,332 | $766.4K | 0.12% | −3,117−16.9% | Reduced |
| Cerity Partners LLC | 16,042 | $801.9K | 0.00% | +7,110+79.6% | Added |
| SummerHaven Investment Management, LLC | 16,433 | $821.5K | 0.48% | +16,433 | New |
| Man Group plc | 16,493 | $824.5K | 0.00% | −7,915−32.4% | Reduced |
| Summit Global Investments | 16,759 | $838.0K | 0.05% | +16,759 | New |
| SG Americas Securities, LLC | 17,342 | $867.0K | 0.00% | +7,561+77.3% | Added |
| Thrivent Financial for Lutherans | 18,369 | $918.0K | 0.00% | −22,471−55.0% | Reduced |
| Voloridge Investment Management, LLC | 19,549 | $977.3K | 0.00% | −4,233−17.8% | Reduced |
| CWM, LLC | 19,585 | $979.0K | 0.00% | +12,133+162.8% | Added |
| Deutsche Bank AG | 21,357 | $1.07M | 0.00% | +2,883+15.6% | Added |
| Cypress Wealth Services, LLC | 21,775 | $1.09M | 0.18% | 00.0% | Unchanged |
| SEI Investments Co | 21,965 | $1.10M | 0.00% | +5,281+31.7% | Added |
| Schonfeld Strategic Advisors LLC | 22,163 | $1.11M | 0.01% | +22,163 | New |
| LPL Financial LLC | 22,561 | $1.13M | 0.00% | +9,307+70.2% | Added |
| Citigroup Inc | 23,437 | $1.17M | 0.00% | −20,435−46.6% | Reduced |
| Engineers Gate Manager LP | 23,959 | $1.20M | 0.01% | +23,959 | New |
| New Age Alpha Advisors, LLC | 24,062 | $1.20M | 0.05% | −541−2.2% | Reduced |
| Winton Group Ltd | 24,123 | $1.21M | 0.05% | −5,065−17.4% | Reduced |
| FMR LLC | 24,228 | $1.21M | 0.00% | +2,380+10.9% | Added |
| California State Teachers Retirement System | 24,366 | $1.22M | 0.00% | −9,520−28.1% | Reduced |
| Rafferty Asset Management, LLC | 24,413 | $1.22M | 0.00% | −3,807−13.5% | Reduced |
| Prudential Financial Inc | 25,902 | $1.29M | 0.00% | −1,600−5.8% | Reduced |
| Wells Fargo & Company | 26,514 | $1.33M | 0.00% | +3,530+15.4% | Added |
| BNP Paribas Arbitrage, SA | 28,028 | $1.40M | 0.00% | +8,466+43.3% | Added |
| Price T Rowe Associates Inc | 28,855 | $1.44M | 0.00% | +2,665+10.2% | Added |
| Alliancebernstein L.P. | 29,520 | $1.48M | 0.00% | 00.0% | Unchanged |
| Numerai GP LLC | 29,673 | $1.48M | 0.21% | +13,539+83.9% | Added |
| Quest Partners LLC | 29,987 | $1.50M | 0.10% | −854−2.8% | Reduced |
| Connor, Clark & Lunn Investment Management Ltd. | 30,064 | $1.50M | 0.00% | +4,365+17.0% | Added |
| HRT Financial LP | 32,395 | $1.62M | 0.01% | +13,210+68.9% | Added |
| Great West Life Assurance Co | 33,632 | $1.67M | 0.00% | +1,255+3.9% | Added |
| Voya Investment Management LLC | 35,413 | $1.77M | 0.00% | −4,686−11.7% | Reduced |
| ExodusPoint Capital Management, LP | 36,001 | $1.80M | 0.03% | +1,191+3.4% | Added |
| New York State Teachers Retirement System | 36,874 | $1.84M | 0.00% | −1,010−2.7% | Reduced |
| Barclays PLC | 38,956 | $1.95M | 0.00% | −20,426−34.4% | Reduced |
| Jacobs Levy Equity Management, Inc | 40,607 | $2.03M | 0.01% | −13,031−24.3% | Reduced |
| Commonwealth Equity Services, LLC | 41,240 | $2.06M | 0.00% | +985+2.4% | Added |
| UBS Asset Management Americas Inc | 42,524 | $2.13M | 0.00% | −40,841−49.0% | Reduced |
| Royce & Associates LP | 43,646 | $2.18M | 0.02% | +848+2.0% | Added |
| Ieq Capital, LLC | 43,733 | $2.19M | 0.01% | +30,727+236.3% | Added |
| Dark Forest Capital Management LP | 44,092 | $2.20M | 0.08% | +643+1.5% | Added |
| IFG Advisory, LLC | 46,338 | $2.32M | 0.11% | −902−1.9% | Reduced |
| Tudor Investment Corp Et Al | 47,476 | $2.37M | 0.02% | +1,862+4.1% | Added |
| Swiss National Bank | 51,000 | $2.55M | 0.00% | 00.0% | Unchanged |
| Algert Global LLC | 51,318 | $2.57M | 0.04% | +7,810+18.0% | Added |
| Brandywine Global Investment Management, LLC | 55,576 | $2.78M | 0.02% | −2,110−3.7% | Reduced |
| Y-Intercept (Hong Kong) Ltd | 58,718 | $2.94M | 0.07% | +43,500+285.8% | Added |
| Ameriprise Financial Inc | 58,891 | $2.94M | 0.00% | −11,925−16.8% | Reduced |
| Jane Street Group, LLC | 67,145 | $3.36M | 0.00% | +13,967+26.3% | Added |
| Legal & General Group Plc | 68,036 | $3.40M | 0.00% | −2,928−4.1% | Reduced |
| Bank of America Corp | 69,502 | $3.47M | 0.00% | +25,973+59.7% | Added |
| Raymond James Financial Inc | 80,135 | $4.01M | 0.00% | +4,356+5.7% | Added |
| Rhumbline Advisers | 81,994 | $4.10M | 0.00% | −3,808−4.4% | Reduced |
| First Trust Advisors LP | 88,021 | $4.40M | 0.00% | +6,314+7.7% | Added |
| Renaissance Technologies LLC | 89,531 | $4.48M | 0.01% | −63,800−41.6% | Reduced |
| JPMorgan Chase & Co | 98,266 | $4.91M | 0.00% | +29,964+43.9% | Added |
| Public Sector Pension Investment Board | 99,309 | $4.96M | 0.02% | +10,060+11.3% | Added |
| Denali Advisors LLC | 104,500 | $5.22M | 0.59% | −2,652−2.5% | Reduced |
| Maltese Capital Management LLC | 106,500 | $5.32M | 0.81% | −93,500−46.8% | Reduced |
| Assenagon Asset Management S.A. | 116,643 | $5.83M | 0.01% | +116,643 | New |
| Two Sigma Advisers, LP | 117,300 | $5.86M | 0.01% | +30,300+34.8% | Added |
| UBS Group AG | 120,492 | $6.02M | 0.00% | −20,403−14.5% | Reduced |
| Invesco Ltd. | 123,914 | $6.19M | 0.00% | −6,154−4.7% | Reduced |
| Jupiter Asset Management Ltd | 126,561 | $6.33M | 0.05% | −4,262−3.3% | Reduced |
| Principal Financial Group Inc | 140,643 | $7.03M | 0.00% | −11,942−7.8% | Reduced |
| Leeward Investments, LLC - MA | 142,772 | $7.14M | 0.36% | −3,098−2.1% | Reduced |
| New York State Common Retirement Fund | 153,718 | $7.68M | 0.01% | −5,900−3.7% | Reduced |
| MetLife Investment Management | 155,898 | $7.79M | 0.04% | +140,488+911.7% | Added |
| Citadel Advisors LLC | 167,235 | $8.36M | 0.01% | +21,491+14.7% | Added |
| Two Sigma Investments, LP | 179,467 | $8.97M | 0.01% | +15,322+9.3% | Added |
| Goldman Sachs Group Inc | 205,552 | $10.3M | 0.00% | +51,834+33.7% | Added |
| Qube Research & Technologies Ltd | 217,648 | $10.9M | 0.02% | +40,740+23.0% | Added |
| Bank of New York Mellon Corp | 219,997 | $11.0M | 0.00% | −15,111−6.4% | Reduced |