Updated Jul 16, 2026
JOHNSON MARIANNE BOYD has filed 3 SEC Form 4 filings across 1 company in the last 90 days — selling. Lifetime open-market sales: $27.54M.

Marianne Boyd Johnson is an executive chairman and director at Western Alliance Bancorporation, as well as a 10% owner of Boyd Gaming Corporation. She has been involved in the banking and gaming industries, holding significant roles in both companies.
| Role | Director, 10% Owner |
|---|---|
| Notability | 20/100 |
| Date | Ticker | Company | Code | Shares | Price | Value |
|---|---|---|---|---|---|---|
| 2026-07-02 | BYD | BOYD GAMING CORP | F — Tax withholding / forfeiture | 30.8K | $88.33 | $2.72M |
| 2026-07-02 | BYD | BOYD GAMING CORP | A — Grant or award | 30.4K | $0.00 | |
| 2026-05-11 | BYD | BOYD GAMING CORP | A — Grant or award | 2.3K | $0.00 | |
| 2026-05-05 | BYD | BOYD GAMING CORP | S — Open-market sale | 62.9K | $84.03 | $5.29M |
| 2026-05-05 | BYD | BOYD GAMING CORP | S — Open-market sale | 37.1K | $85.27 | $3.16M |
| 2026-02-24 | BYD | BOYD GAMING CORP | F — Tax withholding / forfeiture | 3.5K | $86.20 | $304K |
| 2026-02-24 | BYD | BOYD GAMING CORP | A — Grant or award | 9.0K | $0.00 | |
| 2026-02-09 | WAL | WESTERN ALLIANCE BANCORPORATION | A — Grant or award | 2.6K | $0.00 | |
| 2025-12-16 | WAL | WESTERN ALLIANCE BANCORPORATION | S — Open-market sale | 5.4K | $87.95 | $474K |
| 2025-12-16 | WAL | WESTERN ALLIANCE BANCORPORATION | S — Open-market sale | 2.3K | $86.79 | $202K |
| 2025-12-16 | WAL | WESTERN ALLIANCE BANCORPORATION | S — Open-market sale | 7.7K | $86.79 | $669K |
| 2025-12-16 | WAL | WESTERN ALLIANCE BANCORPORATION | S — Open-market sale | 6.6K | $86.79 | $574K |
| 2025-12-16 | WAL | WESTERN ALLIANCE BANCORPORATION | S — Open-market sale | 1.1K | $86.50 | $95K |
| 2025-09-04 | BYD | BOYD GAMING CORP | S — Open-market sale | 100.0K | $86.62 | $8.66M |
| 2025-08-21 | BYD | BOYD GAMING CORP | J — Other acquisition / disposition | 45.5K | $0.00 | |
| 2025-08-18 | BYD | BOYD GAMING CORP | J — Other acquisition / disposition | 300.0K | $0.00 | |
| 2025-08-18 | BYD | BOYD GAMING CORP | J — Other acquisition / disposition | 909.1K | $0.00 | |
| 2025-08-13 | BYD | BOYD GAMING CORP | S — Open-market sale | 100.0K | $84.17 | $8.42M |
| 2025-05-16 | WAL | WESTERN ALLIANCE BANCORPORATION | G — Bona-fide gift | 3.1K | $0.00 |
Marianne Boyd Johnson is an executive chairman and director at Western Alliance Bancorporation, as well as a 10% owner of Boyd Gaming Corporation. She has been involved in the banking and gaming industries, holding significant roles in both companies.…
3 primary Form 4 filings in the last 90 days, covering 1 company.
Recorded transactions: 0 open-market purchases () and 9 open-market sales ($27.54M) across all tracked filings.
All Form 4 filings, transaction values, and 10b5-1 plan flags are listed on this page and updated in real time as new SEC EDGAR filings are processed.
Open the live JOHNSON MARIANNE BOYD profile on InsiderAlpha for real-time alerts, AI-scored trade ideas, and full transaction history.