Westamerica Bancorporation
Westamerica Bancorporation (WABC) Stock Ownership
Institutional vs insider vs public ownership from 13F and float data — top holders, activity, and insider trades below.
SEC 13F · FMP · WABC · as of Sep 30, 2025
Ownership Breakdown
217
Institutional Holders
▲ 7 vs Q2
$980.05M
Total Inst. Value
▲ $12.28M vs Q2
23.49M
Shares Outstanding
freeFloat 94.93%
19.61M
13F Shares Held
▼ 372,350 vs Q2
Institutional ownership = 13F shares ÷ total outstanding. Insider % = 100 − free float. Public % = free float − institution %. Data: FMP /symbol-positions-summary + /shares-float + SEC EDGAR.
Top Institutional Holders
WABC largest shareholders · institutional ownership
Q3 2025 · SEC 13F
Showing top 10 holders
| Holder | Shares | % Owned | Weight | Value | Reported | Change |
|---|---|---|---|---|---|---|
BLACKROCK, INC. national commercial banks | 3.53M | 13.63% | 13.63% | $176.41B | Nov 12, 2025 | ▼ 129.5K |
VANGUARD GROUP INC national commercial banks | 3.18M | 12.30% | 12.30% | $159.19B | Nov 7, 2025 | ▼ 13.0K |
AMERICAN CENTURY COMPANIES INC national commercial banks | 1.77M | 6.86% | 6.86% | $88.73B | Nov 12, 2025 | ▼ 244.4K |
STATE STREET CORP national commercial banks | 1.23M | 4.74% | 4.74% | $61.37B | Nov 14, 2025 | ▼ 50.4K |
DIMENSIONAL FUND ADVISORS LP national commercial banks | 894.2K | 3.45% | 3.45% | $44.70B | Nov 12, 2025 | ▲ 6.5K |
GEODE CAPITAL MANAGEMENT, LLC national commercial banks | 624.6K | 2.41% | 2.41% | $31.23B | Nov 12, 2025 | ▼ 165.0K |
MILLENNIUM MANAGEMENT LLC national commercial banks | 399.2K | 1.54% | 1.54% | $19.96B | Nov 14, 2025 | ▲ 200.9K |
PALISADE CAPITAL MANAGEMENT, LP national commercial banks | 369.2K | 1.43% | 1.43% | $18.46B | Nov 14, 2025 | ▼ 12.3K |
NUVEEN, LLC national commercial banks | 357.6K | 1.38% | 1.38% | $17.88B | Nov 12, 2025 | ▼ 25.0K |
NORTHERN TRUST CORP national commercial banks | 309.5K | 1.20% | 1.20% | $15.47B | Nov 14, 2025 | ▼ 12.2K |
Data from SEC Form 13F filings. Ownership bar normalised to largest holder. Change flags: isNew / isSoldOut / changeInSharesNumber (FMP extract-analytics/holder).
Institutional Activity
Q3 2025 vs prior quarter
Q3 2025
22
Increased
+983.1K shares0
New Positions
first time holders26
Decreased
−932.5K shares0
Sold Out
fully exitedNet shares change (top 50)
+50.6K
+983.1K / −932.5K
Net new holders
-4
0 new / 0 exited
Based on top 50 institutional holders by position size. Fields: isNew, isSoldOut, changeInSharesNumber (FMP extract-analytics/holder, limit=50).
Insider Buying vs Selling
WABC insider trading · insider activity
Source: SEC Form 4
Insiders have been net buyers of shares recently. Selling may be driven by pre-scheduled Rule 10b5-1 plans rather than negative sentiment.
1
Buy transactions
2
Sell transactions
0.50
Buy/Sell ratio
$0M
Total disposed
Recent Insider Transactions
Showing 10 most recent · Common Stock only
| Name · Role | Date | Type | Shares | Price | Value | After Trans. | Filing |
|---|---|---|---|---|---|---|---|
Wondeh Inez director | Apr 22, 2026 | Purchase | 61 | $53.78 | $3.3K | 1.0K | Form 4 ↗ |
Baker Robert James Jr SVP/Banking Division Manager | Apr 20, 2026 | Sale | 759 | $53.83 | $40.9K | 0 | Form 4 ↗ |
DONOHOE BRIAN J SVP/Chief Information Officer | Mar 2, 2026 | Tax Withhold | 1,010 | $50.90 | $51.4K | 3.8K | Form 4 ↗ |
Baker Robert James Jr SVP/Banking Division Manager | Mar 2, 2026 | Tax Withhold | 601 | $50.90 | $30.6K | 759 | Form 4 ↗ |
Ensinger George S SVP/Human Resources Div. Mgr | Mar 2, 2026 | Tax Withhold | 1,156 | $50.90 | $58.8K | 6.6K | Form 4 ↗ |
Jonas Anela Marya SVP/CFO | Feb 24, 2026 | Award | 15 | — | — | 235.554 | Form 4 ↗ |
Baker Robert James Jr SVP/Banking Division Manager | Jan 22, 2026 | Award | 15,800 | $51.15 | $808.2K | 15.8K | Form 4 ↗ |
Baker Robert James Jr SVP/Banking Division Manager | Jan 22, 2026 | Award | 1,360 | — | — | 1.4K | Form 4 ↗ |
DONOHOE BRIAN J SVP/Chief Information Officer | Jan 22, 2026 | Award | 20,500 | $51.15 | $1.05M | 20.5K | Form 4 ↗ |
DONOHOE BRIAN J SVP/Chief Information Officer | Jan 22, 2026 | Award | 2,040 | — | — | 2.1K | Form 4 ↗ |
Source: /insider-trading/search (FMP stable). Buy/Sell direction: acquisitionOrDisposition A=Buy, D=Sell. RSU vesting (M-Exempt) excluded from sentiment bar. All data from SEC EDGAR public filings.
About institutional & insider ownership
Westamerica Bancorporation (WABC) is primarily owned by institutional investors, who hold approximately 83.5% of total shares outstanding. Company insiders own approximately 5.07%, while retail and public investors account for the remaining 11.46%.
The largest institutional shareholder of Westamerica Bancorporation is BLACKROCK, INC., holding approximately 3.53 million shares — equal to 13.63% of outstanding shares — as of September 30, 2025.
A total of 217 institutional investors currently hold WABC stock, with a combined institutional value of approximately $980,052,946 as of the most recent 13F filing period.
Frequently asked questions
WABC ownershipWestamerica Bancorporation (WABC) is primarily owned by institutional investors, who hold approximately 83.5% of shares. The largest shareholder is BLACKROCK, INC. with a 13.63% stake. Company insiders hold 5.07%. Data sourced from SEC Form 13F as of September 30, 2025.