Westamerica Bancorporation: which funds bought and sold
Institutions that bought and sold Westamerica Bancorporation shares in Q2 2026, from the holdings they reported to the SEC on Form 13F for March 31, 2026 and June 30, 2026.
Between March 31, 2026 and June 30, 2026, 103 institutions that filed 13F reports for both quarters added to or opened positions in Westamerica Bancorporation, and 94 cut or closed them. Together they sold a net 60K shares, −0.3% on what they held at the start of the quarter. Active managers and hedge funds on our list were net sellers of 496K shares (−10.8%); index fund managers were net sellers of 15K shares (−0.2%). 34 opened a new position and 23 sold out entirely.
Bought, Q2 2026 103 institutions, 34 of them new holders Sold, Q2 2026 94 institutions, 23 of them sold out
Net change, all compared −60K shares (−0.3%)
Net change, active managers −496K shares (−10.8%), 15 bought, 20 sold
Buyers versus sellers
103 bought 36 94 sold
Active managers and hedge funds 15 bought · 20 sold · −496K
Index fund managers 4 bought · 6 sold · −15K
Other institutions 84 bought · 68 sold · +451K
Biggest buyers
| Institution | Change in shares | Shares June 30, 2026 | Value |
|---|---|---|---|
| Rhino Investment Partners, Inc | +325K New position | 325K | $19.1M |
| Mackenzie Financial Corp | +243K New position | 243K | $14.2M |
| State Street Corp Index funds | +191K +15.9% | 1.4M | $81.8M |
| AQR Capital Management LLC Hedge fund | +96K +24.1% | 495K | $29.1M |
| American Century Companies Inc Active manager | +51K +2.7% | 2.0M | $115M |
| Acadian Asset Management LLC Active manager | +45K New position | 45K | $2.7M |
| Arrowstreet Capital, Limited Partnership Hedge fund | +40K +14.2% | 324K | $19M |
| Dimensional Fund Advisors LP | +39K +4.1% | 984K | $57.7M |
| Ifg Advisory, LLC | +38K New position | 38K | $2.2M |
| Destination Wealth Management | +36K New position | 36K | $2.1M |
| Nuveen, LLC | +23K +6.4% | 382K | $22.4M |
| Winton Group Ltd Hedge fund | +22K +48.2% | 69K | $4.1M |
| Creative Planning | +19K +327.5% | 24K | $1.4M |
| Russell Investments Group, Ltd. | +15K +819.8% | 17K | $998,617 |
| Xtx Topco Ltd | +15K +75.1% | 34K | $2M |
| Northern Trust Corp Index funds | +14K +5.0% | 303K | $17.8M |
| Geode Capital Management, LLC Index funds | +14K +2.3% | 627K | $36.8M |
| Osaic Holdings, Inc. | +13K +4609.3% | 14K | $801,253 |
| Wells Fargo & Company | +13K +94.0% | 27K | $1.6M |
| Dark Forest Capital Management LP | +13K +42.5% | 43K | $2.5M |
| Institution | Change in shares | Shares June 30, 2026 | Value |
|---|---|---|---|
| AQR Capital Management LLC Hedge fund | +96K +24.1% | 495K | $29.1M |
| American Century Companies Inc Active manager | +51K +2.7% | 2.0M | $115M |
| Acadian Asset Management LLC Active manager | +45K New position | 45K | $2.7M |
| Arrowstreet Capital, Limited Partnership Hedge fund | +40K +14.2% | 324K | $19M |
| Winton Group Ltd Hedge fund | +22K +48.2% | 69K | $4.1M |
| LSV Asset Management Active manager | +7,995 New position | 7,995 | $469,000 |
| Price T Rowe Associates Inc Active manager | +7,262 +20.1% | 43K | $2.5M |
| Man Group PLC Hedge fund | +7,040 +8.7% | 88K | $5.1M |
| Centiva Capital, LP Hedge fund | +6,371 New position | 6,371 | $373,787 |
| Quadrature Capital Ltd Hedge fund | +4,706 New position | 4,706 | $276,101 |
Biggest sellers
| Institution | Change in shares | Shares June 30, 2026 | Value |
|---|---|---|---|
| Palisade Capital Management, LP Active manager | −305K Sold out | 0 | — |
| Blackrock, Inc. Index funds | −114K −3.3% | 3.3M | $196M |
| Jupiter Asset Management Ltd Active manager | −98K Sold out | 0 | — |
| HRT Financial LP | −95K Sold out | 0 | — |
| Renaissance Technologies LLC Hedge fund | −80K −52.4% | 72K | $4.3M |
| Jane Street Group, LLC | −69K Sold out | 0 | — |
| Qube Research & Technologies Ltd Hedge fund | −62K −36.2% | 109K | $6.4M |
| Vanguard Capital Management LLC Index funds | −61K −5.5% | 1.0M | $60.7M |
| Millennium Management LLC Hedge fund | −56K Sold out | 0 | — |
| Two Sigma Investments, LP Hedge fund | −49K −13.9% | 304K | $17.8M |
| Vanguard Portfolio Management LLC Index funds | −39K −2.2% | 1.7M | $101M |
| Trexquant Investment LP Hedge fund | −38K Sold out | 0 | — |
| SG Americas Securities, LLC | −27K −60.5% | 18K | $1M |
| UBS Group AG | −27K −17.1% | 133K | $7.8M |
| Morgan Stanley | −25K −9.9% | 230K | $13.5M |
| Point72 Asset Management, L.P. Hedge fund | −24K Sold out | 0 | — |
| Healthcare Of Ontario Pension Plan Trust Fund | −23K Sold out | 0 | — |
| BNP Paribas Financial Markets | −19K −47.4% | 21K | $1.2M |
| Assenagon Asset Management S.A. | −19K −53.8% | 16K | $954,678 |
| Edgestream Partners, L.P. Hedge fund | −17K Sold out | 0 | — |
| Institution | Change in shares | Shares June 30, 2026 | Value |
|---|---|---|---|
| Palisade Capital Management, LP Active manager | −305K Sold out | 0 | — |
| Jupiter Asset Management Ltd Active manager | −98K Sold out | 0 | — |
| Renaissance Technologies LLC Hedge fund | −80K −52.4% | 72K | $4.3M |
| Qube Research & Technologies Ltd Hedge fund | −62K −36.2% | 109K | $6.4M |
| Millennium Management LLC Hedge fund | −56K Sold out | 0 | — |
| Two Sigma Investments, LP Hedge fund | −49K −13.9% | 304K | $17.8M |
| Trexquant Investment LP Hedge fund | −38K Sold out | 0 | — |
| Point72 Asset Management, L.P. Hedge fund | −24K Sold out | 0 | — |
| Edgestream Partners, L.P. Hedge fund | −17K Sold out | 0 | — |
| Citadel Advisors LLC Hedge fund | −16K −12.9% | 109K | $6.4M |
New positions
| Institution | Shares | Value June 30, 2026 |
|---|---|---|
| Rhino Investment Partners, Inc | 325K | $19.1M |
| Mackenzie Financial Corp | 243K | $14.2M |
| Acadian Asset Management LLCActive manager | 45K | $2.7M |
| Ifg Advisory, LLC | 38K | $2.2M |
| Destination Wealth Management | 36K | $2.1M |
| Polymer Capital Management (US) LLC | 13K | $744,992 |
| Campbell & Co Investment Adviser LLC | 12K | $689,255 |
| Atom Investors LP | 11K | $653,994 |
| LSV Asset ManagementActive manager | 7,995 | $469,000 |
| Centiva Capital, LPHedge fund | 6,371 | $373,787 |
Sold out
| Institution | Shares | Value March 31, 2026 |
|---|---|---|
| Palisade Capital Management, LPActive manager | 305K | $15.9M |
| Jupiter Asset Management LtdActive manager | 98K | $5.1M |
| HRT Financial LP | 95K | $4.9M |
| Jane Street Group, LLC | 69K | $3.6M |
| Millennium Management LLCHedge fund | 56K | $2.9M |
| Trexquant Investment LPHedge fund | 38K | $2M |
| Point72 Asset Management, L.P.Hedge fund | 24K | $1.2M |
| Healthcare Of Ontario Pension Plan Trust Fund | 23K | $1.2M |
| Edgestream Partners, L.P.Hedge fund | 17K | $886,915 |
| Engineers Gate Manager LPHedge fund | 12K | $638,473 |
Who holds the shares
- Institutions reporting
- 214
- Ten largest holders
- 66.4% of 13F-reported shares
- Index fund managers
- 48.5% of 13F-reported shares
- Active managers and hedge funds
- 22.1% of 13F-reported shares
| Type | Bought | Sold | New | Sold out | Net change in shares | Net % |
|---|---|---|---|---|---|---|
| Active managers and hedge funds | 15 | 20 | 4 | 8 | −496K | −10.8% |
| Index fund managers | 4 | 6 | 0 | 0 | −15K | −0.2% |
| Other institutions | 84 | 68 | 30 | 15 | +451K | +9.1% |
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