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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, Q1 2021

Institutional positions in Westamerica Bancorporation as of Mar 31, 2021. 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
165
No complete 13F data for Q4 2020
Shares held
20.4M
No complete 13F data for Q4 2020
Total value
$1.28B
No complete 13F data for Q4 2020

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.

Institutional holdersQ1 2021: 165 institutions
Q1 2021: 165 institutionsQ2 2021: 161 institutionsQ3 2021: 156 institutionsQ4 2021: 158 institutionsQ1 2022: 147 institutionsQ2 2022: 167 institutionsQ3 2022: 177 institutionsQ4 2022: 213 institutionsQ1 2023: 191 institutionsQ2 2023: 189 institutionsQ3 2023: 179 institutionsQ4 2023: 177 institutionsQ1 2024: 191 institutionsQ2 2024: 188 institutionsQ3 2024: 194 institutionsQ4 2024: 208 institutionsQ1 2025: 205 institutionsQ2 2025: 205 institutionsQ3 2025: 216 institutionsQ4 2025: 216 institutionsQ1 2026: 204 institutionsQ2 2026: 214 institutions
Value heldQ1 2021: $1.28B
Q1 2021: $1.28BQ2 2021: $1.19BQ3 2021: $1.15BQ4 2021: $1.18BQ1 2022: $1.27BQ2 2022: $1.17BQ3 2022: $1.09BQ4 2022: $1.24BQ1 2023: $911.0MQ2 2023: $775.0MQ3 2023: $862.7MQ4 2023: $1.15BQ1 2024: $997.6MQ2 2024: $999.6MQ3 2024: $1.01BQ4 2024: $1.08BQ1 2025: $1.05BQ2 2025: $967.1MQ3 2025: $980.1MQ4 2025: $948.4MQ1 2026: $967.0MQ2 2026: $1.08B
Institutions holding WABC and their total value by quarter
QuarterHoldersValue
Q2 2026214$1.08B
Q1 2026204$967.0M
Q4 2025216$948.4M
Q3 2025216$980.1M
Q2 2025205$967.1M
Q1 2025205$1.05B
Q4 2024208$1.08B
Q3 2024194$1.01B
Q2 2024188$999.6M
Q1 2024191$997.6M
Q4 2023177$1.15B
Q3 2023179$862.7M
Q2 2023189$775.0M
Q1 2023191$911.0M
Q4 2022213$1.24B
Q3 2022177$1.09B
Q2 2022167$1.17B
Q1 2022147$1.27B
Q4 2021158$1.18B
Q3 2021156$1.15B
Q2 2021161$1.19B
Q1 2021165$1.28B

Institutions, Q1 2021

Shares, value and share of portfolio for each institution holding Westamerica Bancorporation.

Livermore's 13F data starts with Q1 2021, so Q1 2021 has no change from the previous quarter.

Institutions holding WABC in Q1 2021
InstitutionSharesValue% of portfolioChange in sharesAction
Harbour Investments, Inc.5$00.00%––
Sound Income Strategies, LLC8$5020.00%––
Brown Brothers Harriman & Co12$1.00K0.00%––
Enterprise Financial Services Corp18$1.00K0.00%––
Federated Hermes, Inc.15$1.00K0.00%––
Glassman Wealth Services18$1.00K0.00%––
Quadrant Capital Group LLC14$1.00K0.00%––
Massmutual Trust Co FSB37$2.00K0.00%––
Meeder Asset Management Inc66$4.00K0.00%––
Prestige Wealth Management Group LLC83$5.00K0.00%––
FMR LLC102$6.00K0.00%––
Bessemer Group Inc95$6.00K0.00%––
Parallel Advisors, LLC91$6.00K0.00%––
IronBridge Private Wealth, LLC107$7.00K0.00%––
KB Financial Partners, LLC115$7.00K0.00%––
Smithfield Trust Co145$9.00K0.00%––
Parkside Financial Bank & Trust146$9.00K0.00%––
Covington Capital Management192$12.0K0.00%––
Fuller & Thaler Asset Management, Inc.205$13.0K0.00%––
Captrust Financial Advisors253$16.0K0.00%––
Eaton Vance Management290$18.0K0.00%––
Versant Capital Management, Inc363$23.0K0.01%––
Simplex Trading, LLC394$24.0K0.00%––
McCarthy Asset Management, Inc.437$27.0K0.02%––
Whittier Trust Co500$31.0K0.00%––
AdvisorNet Financial, Inc495$31.0K0.00%––
Gemmer Asset Management LLC654$41.0K0.01%––
Nisa Investment Advisors, LLC685$43.0K0.00%––
Sutton Wealth Advisors Inc.694$43.6K0.02%––
Macquarie Group Ltd715$45.0K0.00%––
Huntington National Bank838$53.0K0.00%––
Northwestern Mutual Wealth Management Co1,000$63.0K0.00%––
Quantbot Technologies LP1,044$65.0K0.01%––
Northwest Investment Counselors, LLC1,754$110.0K0.03%––
The PNC Financial Services Group, Inc.1,852$117.0K0.00%––
Ameritas Investment Partners, Inc.2,125$133.0K0.01%––
Advisor Group Holdings, Inc.2,395$150.0K0.00%––
Royal Bank of Canada2,488$156.0K0.00%––
Tower Research Capital LLC (TRC)2,734$172.0K0.00%––
Ergoteles LLC3,310$208.0K0.01%––
Two Sigma Investments, LP3,398$213.0K0.00%––
Mutual of America Capital Management LLC3,580$225.0K0.00%––
PEAK6 Investments LLC3,581$225.0K0.01%––
Handelsbanken Fonder AB3,630$228.0K0.00%––
Wealthsource Partners, LLC3,717$233.0K0.02%––
Raymond James Financial Services Advisors, Inc.3,906$245.0K0.00%––
Eukles Asset Management3,953$248.0K0.16%––
US Bancorp4,023$253.0K0.00%––
Man Group plc4,100$257.0K0.00%––
Susquehanna International Group, LLP4,232$266.0K0.00%––
WestHill Financial Advisors, Inc.4,303$270.0K0.10%––
SG Americas Securities, LLC4,452$279.0K0.00%––
Campbell & CO Investment Adviser LLC4,578$287.0K0.18%––
Aigen Investment Management, LP4,595$288.0K0.04%––
Public Employees Retirement Association of Colorado4,610$289.0K0.00%––
Mercer Global Advisors Inc4,599$289.0K0.00%––
Allworth Financial LP4,689$294.0K0.01%––
ExodusPoint Capital Management, LP5,636$354.0K0.01%––
KCM Investment Advisors LLC5,690$357.0K0.02%––
Two Sigma Advisers, LP5,700$358.0K0.00%––
Schonfeld Strategic Advisors LLC5,800$364.0K0.00%––
Squarepoint Ops LLC5,996$376.0K0.00%––
Gsa Capital Partners LLP6,072$381.0K0.06%––
Glenmede Trust Co NA6,585$412.0K0.00%––
Metropolitan Life Insurance Co6,708$421.1K0.01%––
HRT Financial LP6,817$427.0K0.00%––
TD Asset Management Inc6,970$438.0K0.00%––
Envestnet Asset Management Inc7,399$465.0K0.00%––
Qube Research & Technologies Ltd7,655$481.0K0.01%––
ProShare Advisors LLC7,772$488.0K0.00%––
Arizona State Retirement System7,822$491.0K0.00%––
Quantitative Systematic Strategies LLC7,902$496.0K0.08%––
CWM Advisors, LLC7,936$498.0K0.08%––
Teachers Retirement System of the State of Kentucky8,125$510.0K0.01%––
Victory Capital Management Inc8,614$541.0K0.00%––
Balyasny Asset Management LLC8,621$541.0K0.00%––
Russell Investments Group, Ltd.8,713$551.0K0.00%––
Marshall Wace North America L.P.9,022$566.0K0.00%––
Bank of Montreal9,363$594.0K0.00%––
MetLife Investment Management9,691$608.4K0.01%––
Mraz, Amerine & Associates, Inc.10,309$647.0K0.19%––
State Board of Administration of Florida Retirement System10,314$648.0K0.00%––
Moloney Securities Asset Management, LLC10,511$660.0K0.13%––
Oregon Public Employees Retirement Fund10,982$689.0K0.01%––
State of Tennessee, Treasury Department11,867$745.0K0.00%––
BNP Paribas Arbitrage, SA12,158$763.3K0.00%––
Louisiana State Employees Retirement System12,200$766.0K0.02%––
Jane Street Group, LLC12,608$792.0K0.00%––
Burleson & Company, LLC13,506$848.0K0.14%––
Manufacturers Life Insurance Company, The13,885$872.0K0.00%––
First Republic Investment Management, Inc.14,399$904.0K0.00%––
Financial Advocates Investment Management15,371$965.0K0.07%––
Rafferty Asset Management, LLC16,139$1.01M0.01%––
Citigroup Inc16,475$1.03M0.00%––
Panagora Asset Management Inc16,974$1.07M0.01%––
Healthcare of Ontario Pension Plan Trust Fund17,000$1.07M0.00%––
Alphasimplex Group, LLC17,335$1.09M0.45%––
American International Group, Inc.17,452$1.10M0.00%––
State of Alaska, Department of Revenue18,145$1.14M0.01%––
UBS Asset Management Americas Inc18,751$1.18M0.00%––