Form 4 for WAL WESTERN ALLIANCE BANCORPORATION
Accepted 2026-03-17 00:00:00 ET · period of report 2026-03-15 · accession 0001628280-26-018779 · SEC index · Original document
Summary rows
Aggregated the way they appear in lists: one row per insider, transaction code and security table.
| X | Filed | Traded | Ticker | Insider | Title | Type | Price | Qty | Owned | ΔOwn | Value |
|---|---|---|---|---|---|---|---|---|---|---|---|
| DM | 2026-03-17 | 2026-03-15 | WAL | Nachlas Emily | CRO | D - Sale to Iss | $67.97 | -189 | 16.6K | -1% | -$12.8K |
| DM | 2026-03-17 | 2026-03-15 | WAL | Nachlas Emily | CRO | M - OptEx | $0.00 | +189 | 16.6K | +1% | $0 |
| DM | 2026-03-17 | 2026-03-15 | WAL | Nachlas Emily | CRO | M - OptEx | — | -189 | 1,214 | -13% | — |
Purchase Sale Sale after option exercise All abbreviations
Every reported transaction
| # | Table | Security | Date | Code | A/D | Shares | Price | Owned after | Own | Exercise / expiry | Underlying | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | Common | Common Stock | 2026-03-15 | D | D | 72 | $67.97 | 16,575 | D | — | — | |
| 2 | Common | Common Stock | 2026-03-15 | M | A | 53 | $0.00 | 16,628 | D | — | — | (F3) These units vest and are payable solely in cash as follows: 1/36th on the 15th day of each month during the 36-month period beginning March 2025 and ending February 2028. (F2) Each unit is the economic equivalent of one share of Western Alliance Bancorporation common stock. |
| 3 | Common | Common Stock | 2026-03-15 | D | D | 64 | $67.97 | 16,575 | D | — | — | |
| 4 | Common | Common Stock | 2026-03-15 | M | A | 64 | $0.00 | 16,639 | D | — | — | (F4) These units vest and are payable solely in cash as follows: 1/36th on the 15th day of each month during the 36-month period beginning March 2026 and ending February 2029. (F2) Each unit is the economic equivalent of one share of Western Alliance Bancorporation common stock. |
| 5 | Common | Common Stock | 2026-03-15 | D | D | 53 | $67.97 | 16,575 | D | — | — | |
| 6 | Common | Common Stock | 2026-03-15 | M | A | 72 | $0.00 | 16,647 | D | — | — | (F1) These units vest and are payable solely in cash as follows: 1/36th on the 15th day of each month during the 36-month period beginning March 2024 and ending February 2027. (F2) Each unit is the economic equivalent of one share of Western Alliance Bancorporation common stock. |
| 7 | Derivative | Cash Settled Restricted Stock Units | 2026-03-15 | M | D | 72 | — | 789 | D | — · — to — | 72 Common Stock | (F2) Each unit is the economic equivalent of one share of Western Alliance Bancorporation common stock. (F1) These units vest and are payable solely in cash as follows: 1/36th on the 15th day of each month during the 36-month period beginning March 2024 and ending February 2027. |
| 8 | Derivative | Cash Settled Restricted Stock Units | 2026-03-15 | M | D | 64 | — | 2,241 | D | — · — to — | 64 Common Stock | (F2) Each unit is the economic equivalent of one share of Western Alliance Bancorporation common stock. (F4) These units vest and are payable solely in cash as follows: 1/36th on the 15th day of each month during the 36-month period beginning March 2026 and ending February 2029. |
| 9 | Derivative | Cash Settled Restricted Stock Units | 2026-03-15 | M | D | 53 | — | 1,214 | D | — · — to — | 53 Common Stock | (F2) Each unit is the economic equivalent of one share of Western Alliance Bancorporation common stock. (F3) These units vest and are payable solely in cash as follows: 1/36th on the 15th day of each month during the 36-month period beginning March 2025 and ending February 2028. |