Westamerica BancorporationWABC

13F holders, Q4 2025 (December 31)
216holders
21new positions
21sold out
7famous investors
$47.83avg. 13F price*

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

050100150200250 Q1 2024: 191Q1 2024Q2 2024: 188Q2 2024Q3 2024: 194Q3 2024Q4 2024: 208Q4 2024Q1 2025: 205Q1 2025Q2 2025: 205Q2 2025Q3 2025: 216Q3 2025Q4 2025: 216Q4 2025Q1 2026: 204Q1 2026Q2 2026: 214Q2 2026

Total Exit/New Position Q3 2025 → Q4 2025

InstitutionsTotal Value
New Positions21$7.6M
Exits21$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.