Updated Jul 16, 2026 · Last SEC filing 2026-06-17
WESTERN ALLIANCE BANCORPORATION (WAL) has filed 33 SEC Form 4 insider transactions in the last 90 days, with the most recent on 2026-06-17. 4 Form 8-K material event filings were reported by WAL in the last 90 days. 3 Form 144 notices of proposed sale were filed for WAL stock. InsiderAlpha tracks every WAL SEC filing — Form 4, Form 144, and 8-K — in real time, including Rule 10b5-1 plan detection.
| SIC classification | State Commercial Banks (SIC 6022) |
|---|---|
| SEC CIK | 0001212545 |
| Form 4 filings (90d) | 33 |
|---|---|
| Form 8-K filings (90d) | 4 |
| Form 144 notices (90d) | 3 |
| Latest Form 4 filing | 2026-06-17 |
| Date | Insider | Role | Transaction | Shares | Price | Value | Filing |
|---|---|---|---|---|---|---|---|
| Nachlas Emily | Chief Risk Officer | D — Derivative transaction | 72 | $81.81 | $6K | SEC | |
| GIBBONS DALE | Vice Chair and CBO, Deposits | M — Option exercise | 229 | $0.00 | — | SEC | |
| Nachlas Emily | Chief Risk Officer | M — Option exercise | 72 | $0.00 | — | SEC | |
| Boothe Timothy W | Chief Administration Officer | M — Option exercise | 69 | $0.00 | — | SEC | |
| GIBBONS DALE | Vice Chair and CBO, Deposits | M — Option exercise | 285 | $0.00 | — | SEC | |
| GIBBONS DALE | Vice Chair and CBO, Deposits | D — Derivative transaction | 212 | $81.81 | $17K | SEC | |
| Boothe Timothy W | Chief Administration Officer | D — Derivative transaction | 69 | $81.81 | $6K | SEC | |
| GIBBONS DALE | Vice Chair and CBO, Deposits | D — Derivative transaction | 229 | $81.81 | $19K | SEC | |
| Boothe Timothy W | Chief Administration Officer | M — Option exercise | 97 | $0.00 | — | SEC | |
| Boothe Timothy W | Chief Administration Officer | D — Derivative transaction | 97 | $81.81 | $8K | SEC | |
| Boothe Timothy W | Chief Administration Officer | M — Option exercise | 69 | $0.00 | — | SEC | |
| Boothe Timothy W | Chief Administration Officer | D — Derivative transaction | 69 | $81.81 | $6K | SEC | |
| GIBBONS DALE | Vice Chair and CBO, Deposits | D — Derivative transaction | 285 | $81.81 | $23K | SEC | |
| GIBBONS DALE | Vice Chair and CBO, Deposits | M — Option exercise | 212 | $0.00 | — | SEC | |
| Nachlas Emily | Chief Risk Officer | M — Option exercise | 53 | $0.00 | — | SEC |
All transactions sourced from SEC EDGAR Form 4 filings for WESTERN ALLIANCE BANCORPORATION (WAL). Updated in real time as new filings are submitted to the SEC.
| Insider | Form 4 filings | Total transaction value |
|---|---|---|
| GIBBONS DALE | 29 | $3.47M |
| Kennedy Barbara | 27 | $60K |
| Bruckner Tim R | 27 | $97K |
| Boothe Timothy W | 27 | $55K |
| Vecchione Kenneth | 27 | $369K |
Form 144 must be filed before insiders sell restricted or control stock above SEC thresholds. A cluster of Form 144 notices often precedes a wave of insider distribution.
SEC Form 4 transactions are reported with a one-letter code indicating the type of transaction. Common codes you'll see in WAL insider filings:
| P | Open-market purchase by the insider |
|---|---|
| S | Open-market sale by the insider |
| A | Grant, award, or other acquisition from the issuer |
| M | Exercise or conversion of derivative security (e.g. options) |
| F | Payment of exercise price or tax liability via share withholding |
| G | Bona-fide gift of securities |
| D | Disposition to the issuer (e.g. share buyback participation) |
| J | Other acquisition or disposition |
| X | Exercise of in-the-money or at-the-money derivative security |
| C | Conversion of derivative security |
| V | Transaction voluntarily reported earlier than required |
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