Western Alliance Bancorporation (WAL) ownership: Top institutional holder: VANGUARD GROUP INC ($868.92M). Insider activity: Net Seller (0 buys, 20 sells). 7 recent congressional STOCK Act disclosures. SEC EDGAR first-party data.
| Holder | Shares | Market Value | Reported |
|---|---|---|---|
| VANGUARD GROUP INC | 10335676.00 | $868.92M | 2025-12-31 |
| BlackRock, Inc. | 10978577.00 | $777.83M | 2026-03-31 |
| Invesco Ltd. | 5218914.00 | $369.76M | 2026-03-31 |
| VANGUARD PORTFOLIO MANAGEMENT LLC | 5211131.00 | $369.21M | 2026-03-31 |
| WELLINGTON MANAGEMENT GROUP LLP | 4701265.00 | $333.08M | 2026-03-31 |
| VANGUARD CAPITAL MANAGEMENT LLC | 4650457.00 | $329.48M | 2026-03-31 |
| STATE STREET CORP | 4200640.00 | $297.62M | 2026-03-31 |
| DIMENSIONAL FUND ADVISORS LP | 3813995.00 | $270.20M | 2026-03-31 |
| Insider | Transaction | Value | Date |
|---|---|---|---|
| Sell | null | 2026-06-15 | |
| Sell | null | 2026-06-15 | |
| Sell | null | 2026-06-15 | |
| Sell | null | 2026-06-15 | |
| Sell | null | 2026-06-15 | |
| Sell | null | 2026-06-15 | |
| Sell | null | 2026-06-15 | |
| Sell | null | 2026-06-15 |
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Institutional data from SEC Form 13F. Insider data from SEC Form 4. Congressional data from STOCK Act disclosures. Not personalized investment advice.