Westamerica Bank

WABC • NASDAQ

Westamerica Bank is a banks - regional company in the financial services sector on NASDAQ, with a market cap of $1.2B. As of Q3 2025, 77% of shares are held by 214 institutional investors, with BlackRock, Inc. as the largest holder at 13.86%.

Market Cap$1.2B

Banks - Regional

Financial Services

Employees641.0

Websitewestamerica.com

Country

United States of America

Overview

Overview of institutional ownership in WABC as of Q3 2025 with a market cap of $1.3B

All Institutions

Institutions: 214
Value Held: $980.0M
Shares Held: 19.6M
Avg Position: $4.6M
Median Position: $500.0K

Hedge Funds

Hedge Funds: 26
Value Held: $101.6M
Shares Held: 2.0M
Avg Position: $3.9M
Median Position: $1.5M

Ownership Breakdown

Institutional (non-HF)

69.01%

$878.4M

Hedge Funds

7.98%

$101.6M

Retail & Other

23.01%

$292.8M

Based on market cap of $1.3B as of Q3 2025. Institutional (non-HF) excludes hedge funds to avoid double counting.

Biggest Investors

Institutions with the largest positions in WABC as of Q3 2025

Institution	Key People	Position Value	Ownership	Owned Since	Total AUM (Long)
B BlackRock, Inc. Institution	-	$176.4M 0.00% of portfolio	13.86% 3.5M shares	≤ Q2 2013 Held for 12y 5m+	$5.67T
VANGUARD GROUP INC Institution	Salim Ramji CEO	$159.2M 0.00% of portfolio	12.51% 3.2M shares	≤ Q2 2013 Held for 12y 5m+	$6.69T
A AMERICAN CENTURY COMPANIES INC Institution	-	$88.7M 0.05% of portfolio	6.97% 1.8M shares	≤ Q2 2013 Held for 12y 5m+	$195.93B
STATE STREET CORP Institution	Ronald P. O'Hanley CEO	$61.4M 0.00% of portfolio	4.82% 1.2M shares	≤ Q2 2013 Held for 12y 5m+	$2.88T
DIMENSIONAL FUND ADVISORS LP Long Only Manager	David Paul Butler CEO	$44.7M 0.01% of portfolio	3.51% 894.2K shares	≤ Q2 2013 Held for 12y 5m+	$466.32B
GEODE CAPITAL MANAGEMENT LLC ETF Provider	David Kenneth Lane CEO	$31.2M 0.00% of portfolio	2.45% 624.6K shares	≤ Q2 2013 Held for 12y 5m+	$1.57T
MILLENNIUM MANAGEMENT LLC Hedge Fund•Multi-Strategy	Dan Michael Berkovitz Chairman	$20.0M 0.02% of portfolio	1.57% 399.2K shares	Q2 2022 Held for 3y 5m	$121.98B
PALISADE CAPITAL MANAGEMENT LLC/NJ Long Only Manager	Alison Anne Berman CEO	$18.5M 0.57% of portfolio	1.45% 369.2K shares	Q4 2012 Held for 12y 11m	$3.3B
N Nuveen, LLC Institution	-	$17.9M 0.00% of portfolio	1.40% 357.7K shares	Q1 2025 Held for 8 months	$377.89B
NORTHERN TRUST CORP Institution	Michael G. O'Grady CEO	$15.5M 0.00% of portfolio	1.22% 309.5K shares	≤ Q2 2013 Held for 12y 5m+	$782.01B

Net Capital Flow

Institutional buying and selling activity for WABC in Q3 2025

Traded: −$4.5M
Buyers: 102
Sellers: 95
Total Bought: +$64.7M
Total Sold: −$69.2M
Avg Position: $4.3M

Biggest Buyers

Institution	Net Bought	Current Position
MILLENNIUM MANAGEMENT LLC Hedge Fund•Multi-Strategy	+$10.0M +200.9K shares	$20.0M 399.2K shares
AQR CAPITAL MANAGEMENT LLC Hedge Fund•Multi-Strategy	+$8.6M +172.6K shares	$14.0M 281.0K shares
MetLife Investment Advisors, LLC Insurance Manager	+$7.0M +140.5K shares	$7.8M 155.9K shares
A Assenagon Asset Management S.A. Institution	+$5.8M +116.6K shares	$5.8M 116.6K shares
GOLDMAN SACHS GROUP INC Institution	+$2.6M +51.8K shares	$10.3M 205.6K shares
Y Y-Intercept Ltd Institution	+$2.2M +43.5K shares	$2.9M 58.7K shares
Q Qube Research & Technologies Ltd Institution	+$2.0M +40.7K shares	$10.9M 217.6K shares
IEQ CAPITAL, LLC RIA/Wealth	+$1.5M +30.7K shares	$2.2M 43.7K shares
TWO SIGMA ADVISERS, LLC Hedge Fund•Multi-Strategy	+$1.5M +30.3K shares	$5.9M 117.3K shares
JPMORGAN CHASE & CO Institution	+$1.5M +30.0K shares	$4.9M 98.3K shares

Biggest Sellers

Institution	Net Sold	Current Position
A AMERICAN CENTURY COMPANIES INC Institution	−$12.2M −244.4K shares	$88.7M 1.8M shares
GEODE CAPITAL MANAGEMENT LLC ETF Provider	−$8.3M −165.0K shares	$31.2M 624.6K shares
B BlackRock, Inc. Institution	−$6.5M −129.5K shares	$176.4M 3.5M shares
SANDLER ONEILL ASSET MANAGEMENT LLC Hedge Fund•Long/Short	−$4.7M −93.5K shares	$5.3M 106.5K shares
RENAISSANCE TECHNOLOGIES LLC Hedge Fund•Quant	−$3.2M −63.8K shares	$4.5M 89.5K shares
C Cubist Systematic Strategies, LLC Institution	−$3.2M −63.1K shares	$688.6K 13.8K shares
STATE STREET CORP Institution	−$2.5M −50.4K shares	$61.4M 1.2M shares
UBS GLOBAL ASSET MANAGEMENT AMERICAS INC Long Only Manager	−$2.0M −40.8K shares	$2.1M 42.5K shares
SUSQUEHANNA INTERNATIONAL GROUP, LLP Private Equity	−$1.5M −29.3K shares	$658.6K 13.2K shares
N Nuveen, LLC Institution	−$1.2M −25.0K shares	$17.9M 357.7K shares

Entry and Exit Activity

Institutions that initiated new positions or completely exited WABC in Q3 2025

New Positions: 11
New Value: $856.7K
Exited Positions: 16
Exited Value: $4.9M

New Positions

Institution	Position Value
B Brevan Howard Capital Management LP Institution	$333.1K 6.7K shares
Quantinno Capital Management LP Hedge Fund•Market Neutral	$288.6K 5.8K shares
Pallas Capital Advisors LLC RIA/Wealth	$200.8K 4.0K shares
S Salomon & Ludwin, LLC Institution	$17.0K 354.0 shares
Sontag Advisory, LLC RIA/Wealth	$8.2K 164.0 shares
O Optiver Holding B.V. Institution	$6.4K 128.0 shares
Sunbelt Securities, Inc. RIA/Wealth	$1.5K 29.0 shares
B Bare Financial Services, Inc Institution	$500.0 10.0 shares
FINANCIAL CONSULATE, INC RIA/Wealth	$450.0 9.0 shares
PROFFITT & GOODSON INC RIA/Wealth	$150.0 3.0 shares

Exited Positions

Institution	Previous Position
Marshall Wace LLP Institution	$942.4K 19.5K shares
T TEXAS PERMANENT SCHOOL FUND Institution	$699.4K 14.4K shares
Trexquant Investment LP Hedge Fund•Quant	$620.0K 12.8K shares
Allspring Global Investments Holdings, LLC Long Only Manager	$506.1K 10.4K shares
Financial Advocates Investment Management RIA/Wealth	$430.8K 8.9K shares
Verition Fund Management LLC Hedge Fund•Multi-Strategy	$412.7K 8.5K shares
M Maryland State Retirement & Pension System Institution	$373.1K 7.7K shares
I INCEPTIONR LLC Hedge Fund•Quant	$368.8K 7.6K shares
F FIDUCIARY TRUST CO Institution	$326.0K 6.7K shares
Quantbot Technologies LLC Hedge Fund•Quant	$143.5K 3.0K shares

Options Activity

Institutions with the largest Call and Put options positions in WABC as of Q3 2025

Call Positions: 4
Call Value: $205.0K
Put Positions: 0
Put Value: -

Call Positions

Institution	Position Value
CITADEL ADVISORS LLC Hedge Fund•Multi-Strategy	$205.0K 41.0 contracts
J JANE STREET GROUP, LLC Institution	- - contracts
W WOLVERINE TRADING, LLC Institution	- - contracts
SUSQUEHANNA INTERNATIONAL GROUP, LLP Private Equity	- - contracts

Put Positions

Institution	Position Value
No put positions found

Most Committed Institutions

Institutions with WABC as the highest % of their portfolio as of Q3 2025

Institution	Key People	Portfolio Weight	Ownership	Owned Since	Total AUM (Long)
RBO & CO LLC RIA/Wealth	John Mason Oliver Managing Partner	2.45% $14.9M	1.17% 297.1K shares	≤ Q2 2013 Held for 12y 5m+	$605.0M
SANDLER ONEILL ASSET MANAGEMENT LLC Hedge Fund•Long/Short	Terry Anthony Maltese President	0.82% $5.3M	0.42% 106.5K shares	Q2 2023 Held for 2y 5m	$646.2M
DENALI ADVISORS LLC Long Only Manager	Robert Guenther Snigaroff CIO	0.59% $5.2M	0.41% 104.5K shares	Q1 2025 Held for 8 months	$885.1M
PALISADE CAPITAL MANAGEMENT LLC/NJ Long Only Manager	Alison Anne Berman CEO	0.57% $18.5M	1.45% 369.2K shares	Q4 2012 Held for 12y 11m	$3.3B
SummerHaven Investment Management, LLC Long Only Manager	Kurt Jonathon Nelson CEO	0.48% $821.5K	0.06% 16.4K shares	Q3 2025 Held for 2 months	$170.9M
Leeward Investments, LLC - MA Long Only Manager	R. Todd Vingers President	0.36% $7.1M	0.56% 142.8K shares	Q4 2023 Held for 1y 11m	$2.0B
M MQS Management LLC Hedge Fund•Global Macro	Robert Yale Gelfond CEO	0.26% $437.7K	0.03% 8.8K shares	Q1 2025 Held for 8 months	$171.4M
Numerai GP LLC Hedge Fund•Quant	Richard Malone Craib CEO	0.21% $1.5M	0.12% 29.7K shares	Q1 2025 Held for 8 months	$707.9M
Cypress Wealth Services, LLC RIA/Wealth	Timothy Louis Dillow CCO	0.18% $1.1M	0.09% 21.8K shares	Q2 2021 Held for 4y 5m	$592.9M
GLOBEFLEX CAPITAL L P Long Only Manager	Marina Loretta Marrelli CEO	0.12% $766.4K	0.06% 15.3K shares	Q4 2022 Held for 2y 11m	$644.8M

Hedge Fund Spotlight

Discover hedge funds investing in WABC

Numerai GP LLC

Hedge Fund • Quant

Portfolio ManagerRichard Malone Craib

Portfolio Value: $707.9M
Positions: 545
Last Reported: Q3 2025

Sector Allocation

Position in Westamerica Bank

Market Value: $1.5M
Shares Held: 29.7K
Portfolio Weight: 0.21%
Owned Since: 2025-Q1

Top Holding	Sector	Market Value	Weight
1 Costco Wholesale COST	Discount Stores Consumer Defensive	$11.8M	1.66%
2 Manulife Financial MFC	Insurance - Life Financial Services	$10.2M	1.44%
3 IDEX IEX	Industrial - Machinery Industrials	$10.1M	1.43%