WILLIS GARY K (CIK 1121475) reported 6 SEC Form 4 insider transactions across 1 companies over the past 18 months (most recent 2026-06-16). Recent activity: Buy PLUG (39,753 shares), Buy PLUG (16,497 shares), Buy PLUG (13,948 shares), Buy PLUG (76,531 shares), Buy PLUG (21,812 shares). Source: SEC Form 4.
| Date | Company | Role | Type | Shares | Value |
|---|---|---|---|---|---|
| 2026-06-16 | PLUG POWER INC (PLUG) | Director | Buy | 39,753 | $0 |
| 2026-01-06 | PLUG POWER INC (PLUG) | Director | Buy | 16,497 | $32,499 |
| 2025-10-03 | PLUG POWER INC (PLUG) | Director | Buy | 13,948 | $32,499 |
| 2025-07-24 | PLUG POWER INC (PLUG) | Director | Buy | 76,531 | $0 |
| 2025-07-03 | PLUG POWER INC (PLUG) | Director | Buy | 21,812 | $32,500 |
| 2025-04-03 | PLUG POWER INC (PLUG) | Director | Buy | 24,074 | $32,500 |
Source: SEC Form 4 filings · as of 2026-06-16