Westamerica Bancorporation Ownership

Who are the major shareholders and have insiders been buying or selling?

Recent Insider Transactions

NasdaqGS:WABC Recent Insider Transactions by Companies or Individuals
Date	Value	Name	Entity	Shares	Max Price
29 Apr 25	BuyUS$21,878	Inez Wondeh	Individual	451	US$48.51
28 Apr 25	SellUS$108,949	John Thorson	Individual	2,243	US$48.57
24 Apr 25	BuyUS$2,993	Martin Camsey	Individual	63	US$47.50
24 Apr 25	SellUS$34,191	Robert Baker	Individual	710	US$48.16
29 Jan 25	SellUS$50,023	Robert Baker	Individual	953.23	US$52.73

Insider Trading Volume

Insider Buying: WABC insiders have sold more shares than they have bought in the past 3 months.

Ownership Breakdown

What is the ownership structure of WABC?
Owner Type	Number of Shares	Ownership Percentage
State or Government	20,532	0.0784%
Individual Insiders	1,251,911	4.78%
General Public	3,918,086	15%
Institutions	20,990,146	80.2%

Dilution of Shares: Shareholders have not been meaningfully diluted in the past year.

Top Shareholders

Top 25 shareholders own 68.59% of the company

Ownership	Name	Shares	Current Value	Change %	Portfolio %
14.8%	BlackRock, Inc.	3,866,943	US$195.7m	-0.94%	no data
13.2%	The Vanguard Group, Inc.	3,444,875	US$174.3m	-1.73%	no data
7.06%	American Century Investment Management Inc	1,847,338	US$93.5m	4.93%	0.04%
4.69%	State Street Global Advisors, Inc.	1,227,759	US$62.1m	-9.39%	no data
4.31%	David Payne	1,129,440	US$57.1m	0%	no data
3.38%	Dimensional Fund Advisors LP	885,080	US$44.8m	1.12%	0.01%
3.02%	Geode Capital Management, LLC	790,165	US$40.0m	4.92%	no data
1.66%	DePrince, Race & Zollo, Inc.	433,759	US$21.9m	0%	0.46%
1.52%	T. Rowe Price Group, Inc.	397,821	US$20.1m	-3.42%	no data
1.51%	Palisade Capital Management, LP	395,819	US$20.0m	-3.99%	0.64%
1.49%	Northern Trust Global Investments	389,683	US$19.7m	-1.1%	no data
1.43%	Eaton Vance Management	373,596	US$18.9m	-19.8%	no data
1.27%	Teachers Insurance and Annuity Association-College Retirement Equities Fund	332,128	US$16.8m	0%	no data
1.13%	RBO & Co., LLC	294,725	US$14.9m	0%	2.36%
0.98%	Manulife Asset Management	257,250	US$13.0m	0.62%	0.01%
0.97%	Charles Schwab Investment Management, Inc.	253,953	US$12.8m	-6.92%	no data
0.93%	Maltese Capital Management, LLC	244,400	US$12.4m	0%	1.99%
0.91%	BNY Asset Management	237,035	US$12.0m	-4.28%	no data
0.82%	Invesco Capital Management LLC	213,684	US$10.8m	-4.84%	no data
0.73%	Morgan Stanley, Investment Banking and Brokerage Investments	192,351	US$9.7m	-5.26%	no data
0.63%	Arrowstreet Capital, Limited Partnership	165,548	US$8.4m	4.52%	0.01%
0.58%	Leeward Investments, LLC	152,442	US$7.7m	-3.73%	0.4%
0.57%	Principal Global Investors, LLC	150,257	US$7.6m	3.7%	no data
0.56%	UBS Asset Management AG	146,476	US$7.4m	32.7%	no data
0.51%	New York State Common Retirement Fund	133,825	US$6.8m	-4.02%	0.01%

Company Analysis and Financial Data Status

Data	Last Updated (UTC time)
Company Analysis	2025/05/19 09:28
End of Day Share Price	2025/05/16 00:00
Earnings	2025/03/31
Annual Earnings	2024/12/31

Data Sources

The data used in our company analysis is from S&P Global Market Intelligence LLC. The following data is used in our analysis model to generate this report. Data is normalised which can introduce a delay from the source being available.

Package	Data	Timeframe	Example US Source ^*
Company Financials	10 years	Income statement Cash flow statement Balance sheet	SEC Form 10-K SEC Form 10-Q
Analyst Consensus Estimates	+3 years	Forecast financials Analyst price targets	Analyst Research Reports Blue Matrix
Market Prices	30 years	Stock prices Dividends, Splits and Actions	ICE Market Data SEC Form S-1
Ownership	10 years	Top shareholders Insider trading	SEC Form 4 SEC Form 13D
Management	10 years	Leadership team Board of directors	SEC Form 10-K SEC Form DEF 14A
Key Developments	10 years	Company announcements	SEC Form 8-K

^* Example for US securities, for non-US equivalent regulatory forms and sources are used.

Unless specified all financial data is based on a yearly period but updated quarterly. This is known as Trailing Twelve Month (TTM) or Last Twelve Month (LTM) Data. Learn more.

Analysis Model and Snowflake

Details of the analysis model used to generate this report is available on our Github page, we also have guides on how to use our reports and tutorials on Youtube.

Learn about the world class team who designed and built the Simply Wall St analysis model.

Industry and Sector Metrics

Our industry and section metrics are calculated every 6 hours by Simply Wall St, details of our process are available on Github.

Analyst Sources

Westamerica Bancorporation is covered by 18 analysts. 3 of those analysts submitted the estimates of revenue or earnings used as inputs to our report. Analysts submissions are updated throughout the day.

Analyst	Institution
Leanne Caravaggio	BMO Capital Markets Equity Research
Lana Chan	BMO Capital Markets Equity Research
Lana Chan	BMO Capital Markets U.S. (Historical)