14 insiders reported 80 Form 4 transactions for PLUG POWER INC (PLUG) over the past 18 months (most recent 2026-07-06). Recent activity: BONNEY MARK J (Director) Buy 8,764 shares, Angle Colin M (Director) Buy 3,558 shares, Joggerst Patrick (Director) Buy 7,644 shares, Kenausis Gregory (Director) Buy 3,980 shares, MCNAMEE GEORGE C (Director) Buy 39,753 shares. Source: SEC Form 4.
| Date | Insider | Title | Type | Shares | Value |
|---|---|---|---|---|---|
| 2026-07-06 | BONNEY MARK J | Director | Buy | 8,764 | $23,750 |
| 2026-07-06 | Angle Colin M | Director | Buy | 3,558 | $9,642 |
| 2026-07-06 | Joggerst Patrick | Director | Buy | 7,644 | $20,715 |
| 2026-07-06 | Kenausis Gregory | Director | Buy | 3,980 | $10,786 |
| 2026-06-16 | MCNAMEE GEORGE C | Director | Buy | 39,753 | $0 |
| 2026-06-16 | WILLIS GARY K | Director | Buy | 39,753 | $0 |
| 2026-06-16 | BONNEY MARK J | Director | Buy | 39,753 | $0 |
| 2026-06-16 | HELMER MAUREEN O | Director | Buy | 39,753 | $0 |
| 2026-06-16 | Angle Colin M | Director | Buy | 39,753 | $0 |
| 2026-06-16 | Joggerst Patrick | Director | Buy | 39,753 | $0 |
| 2026-06-16 | Kenausis Gregory | Director | Buy | 39,753 | $0 |
| 2026-06-10 | HELMER MAUREEN O | Director | Sell | 50,000 | $161,620 |
| 2026-04-10 | BONNEY MARK J | Director | Buy | 10,509 | $23,750 |
| 2026-04-10 | Angle Colin M | Director | Buy | 3,872 | $8,751 |
| 2026-04-10 | Marsh Andrew | Director | Buy | 3,688 | $8,335 |
| 2026-04-10 | Joggerst Patrick | Director | Buy | 8,850 | $20,001 |
| 2026-04-10 | Kenausis Gregory | Director | Buy | 8,712 | $19,689 |
| 2026-04-10 | Mahtani Kavita | Director | Buy | 9,956 | $22,501 |
| 2026-01-14 | Haycraft Benjamin | CSO & GM EMEA | Sell | 40,000 | $86,800 |
| 2026-01-06 | HELMER MAUREEN O | Director | Buy | 13,959 | $27,499 |
| 2026-01-06 | Mahtani Kavita | Director | Buy | 11,421 | $22,499 |
| 2026-01-06 | MCNAMEE GEORGE C | Director | Buy | 13,008 | $25,626 |
| 2026-01-06 | Kenausis Gregory | Director | Buy | 9,994 | $19,688 |
| 2026-01-06 | BONNEY MARK J | Director | Buy | 12,056 | $23,750 |
| 2026-01-06 | Joggerst Patrick | Director | Buy | 10,152 | $19,999 |
Source: SEC Form 4 filings · as of 2026-07-06