WABC — WESTAMERICA BANCORPORATION
Price · 2024-08-26 → 2026-08-21
499 daily closes shownAnonymous view is capped at two years of history. A free account extends it to five, and Pro opens the whole archive back to 2016-01-04.
Performance
Technicals
Dividends
Measured signals that fired on WABC
| date | signal | measured base rate |
|---|---|---|
| 2026-06-02 | Bollinger bandwidth breaks out of its own compression structure | -0.63% over 21 days · t = -2.80 · n = 7,196 statistically distinguishable from its control group |
| 2026-05-26 | Equal highs taken out structure | -0.70% over 21 days · t = -8.28 · n = 68,636 statistically distinguishable from its control group |
| 2026-04-20 | Bollinger bandwidth breaks out of its own compression structure | -0.63% over 21 days · t = -2.80 · n = 7,196 statistically distinguishable from its control group |
| 2026-03-20 | Volume shock without a price move price | -1.33% over 21 days · t = -4.53 · n = 16,432 statistically distinguishable from its control group |
| 2026-02-27 | Short volume far above its own normal short | -0.76% over 21 days · t = -2.79 · n = 5,897 statistically distinguishable from its control group |
Excess return against a matched control group, on a point-in-time universe that includes delisted companies. Most families do not survive that. How the measurement works →
Insider transactions (Form 4)
| date | insider | what | shares | price | value |
|---|---|---|---|---|---|
| 2026-04-22 | Wondeh Inez Director | Open-market purchase | 61 | 53.78 | 3.3K |
| 2026-04-20 | Baker Robert James Jr SVP/Banking Division Manager | Open-market sale | 759 | 53.83 | 40.9K |
| 2026-03-02 | Ensinger George S SVP/Human Resources Div. Mgr | Shares withheld for tax | 1.2K | 50.90 | 58.8K |
| 2026-03-02 | DONOHOE BRIAN J SVP/Chief Information Officer | Shares withheld for tax | 1.0K | 50.90 | 51.4K |
| 2026-03-02 | Baker Robert James Jr SVP/Banking Division Manager | Shares withheld for tax | 601 | 50.90 | 30.6K |
| 2026-02-24 | Jonas Anela Marya SVP/CFO | Grant or award | 15 | 0.00 | 0 |
| 2026-01-22 | Ensinger George S SVP/Human Resources Div. Mgr | Grant or award | 408 | 0.00 | 0 |
| 2026-01-22 | Baker Robert James Jr SVP/Banking Division Manager | Grant or award | 1.4K | 0.00 | 0 |
| 2026-01-22 | DONOHOE BRIAN J SVP/Chief Information Officer | Grant or award | 2.0K | 0.00 | 0 |
| 2026-01-22 | DONOHOE BRIAN J SVP/Chief Information Officer | Grant or award | 2.0K | 0.00 | 0 |
Open-market purchases (code P) are the informative ones. Grants, option exercises and tax withholding are compensation mechanics, not decisions. How to read a Form 4 →
Largest institutional holders
| manager | value | shares |
|---|---|---|
| BlackRock, Inc. | 179.9M | 3.4M |
| AMERICAN CENTURY COMPANIES INC | 99.4M | 1.9M |
| VANGUARD PORTFOLIO MANAGEMENT LLC | 91.8M | 1.8M |
| STATE STREET CORP | 62.8M | 1.2M |
| VANGUARD CAPITAL MANAGEMENT LLC | 57.1M | 1.1M |
| DIMENSIONAL FUND ADVISORS LP | 49.3M | 944.7K |
| GEODE CAPITAL MANAGEMENT, LLC | 32.0M | 613.2K |
| AQR CAPITAL MANAGEMENT LLC | 20.8M | 399.0K |
| Nuveen, LLC | 18.7M | 359.3K |
| TWO SIGMA INVESTMENTS, LP | 18.4M | 353.0K |
13F positions as of 2026-03-31, filed up to 45 days after quarter end. Long-only US equity — shorts and derivatives never appear. What 13F does and does not show →
Short selling
This is off-exchange short volume, not short interest: it is flow, not position, and 40–50% is normal because market makers short to fill your buy. Why that number misleads →
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