PLUG · Plug Power Inc. Common Stock
View on chartInsiders & Stakes
| Paul B. Middleton CFO & Senior VP | ▲ Buy | Grant | 2,947,169 Shares held | 6/25/2026 | View profile |
| George C. McNamee Director | ▲ Buy | Grant | 873,282 Shares held | 6/11/2026 | View profile |
| Andrew Marsh President & CEO | ▲ Buy | Grant | 853,378 Shares held | 4/1/2026 | View profile |
| Gary K. Willis Director | ▲ Buy | Grant | 730,107 Shares held | 6/11/2026 | View profile |
| Gregory Kenausis Director | ▲ Buy | Grant | 514,412 Shares held | 7/1/2026 | View profile |
| Schmid Keith COO & Sr. VP | ▼ Sell | Tax Withholding | 474,776 Shares held | 9/29/2023 | View profile |
| Schmidt Keith GM New Mkts & Pres New Prd Dv | ▼ Sell | Tax Withholding | 417,971 Shares held | 9/28/2022 | View profile |
| Maureen O. Helmer Director | ▲ Buy | Grant | 361,318 Shares held | 6/11/2026 | View profile |
| Benjamin Haycraft CSO & GM of EMEA Region | ▼ Sell | Open Market | 333,809 Shares held | 1/12/2026 | View profile |
| Jose Luis Crespo GM, MATL Handling, Key Accts | ▲ Buy | Open Market | 307,332 Shares held | 12/15/2025 | View profile |
| Hoefelmann Dirk Ole GM, Electrolyzers & Exec VP | ▼ Sell | Tax Withholding | 280,064 Shares held | 3/3/2023 | View profile |
| Mark J. Bonney Director | ▲ Buy | Grant | 271,530 Shares held | 7/1/2026 | View profile |
| Conway Gerard L JR Gen Counsel, Corp Sec, Sr VP | ▼ Sell | Tax Withholding | 259,482 Shares held | 5/5/2025 | View profile |
| Patrick Joggerst Director | ▲ Buy | Grant | 253,184 Shares held | 7/1/2026 | View profile |
| Kavita Mahtani Director | ▲ Buy | Grant | 239,847 Shares held | 4/1/2026 | View profile |
| Roth Johannes Minho Director | ▲ Buy | Grant | 234,633 Shares held | 7/1/2022 | View profile |
| Mindnich David EVP, Global Manufacturing | ▼ Sell | Tax Withholding | 185,416 Shares held | 9/5/2023 | View profile |
| Hull Martin Daniel Corporate Controller and CAO | ▼ Sell | Tax Withholding | 179,873 Shares held | 4/6/2025 | View profile |
| Sanjay K. Shrestha Chief Strategy Officer | ▼ Sell | Tax Withholding | 160,270 Shares held | 9/29/2023 | View profile |
| Colin M. Angle Director | ▲ Buy | Grant | 153,102 Shares held | 7/1/2026 | View profile |
| Schneider Lucas P Director | ▲ Buy | Grant | 135,302 Shares held | 4/3/2023 | View profile |
| Silver Jonathan M Director | ▲ Buy | Grant | 75,715 Shares held | 7/3/2023 | View profile |
| BUA JEAN A Director | ▲ Buy | Grant | 22,669 Shares held | 7/3/2023 | View profile |
| Harriman Kim Director | ▲ Buy | Grant | 6,471 Shares held | 7/1/2022 | View profile |
Transaction History
| Gregory Kenausis | ▲ Buy | Grant | 3,980 | $11K | 7/1/2026 |
| Patrick Joggerst | ▲ Buy | Grant | 7,644 | $21K | 7/1/2026 |
| Mark J. Bonney | ▲ Buy | Grant | 8,764 | $24K | 7/1/2026 |
| Colin M. Angle | ▲ Buy | Grant | 3,558 | $10K | 7/1/2026 |
| Paul B. Middleton | ▲ Buy | Grant | 389,105 | $0 | 6/25/2026 |
| Gary K. Willis | ▲ Buy | Grant | 39,753 | $0 | 6/11/2026 |
| George C. McNamee | ▲ Buy | Grant | 39,753 | $0 | 6/11/2026 |
| Gregory Kenausis | ▲ Buy | Grant | 39,753 | $0 | 6/11/2026 |
| Maureen O. Helmer | ▲ Buy | Grant | 39,753 | $0 | 6/11/2026 |
| Mark J. Bonney | ▲ Buy | Grant | 39,753 | $0 | 6/11/2026 |
| Colin M. Angle | ▲ Buy | Grant | 39,753 | $0 | 6/11/2026 |
| Patrick Joggerst | ▲ Buy | Grant | 39,753 | $0 | 6/11/2026 |
| Maureen O. Helmer | ▼ Sell | Open Market | 50,000 | $162K | 6/8/2026 |
| Gregory Kenausis | ▲ Buy | Grant | 8,712 | $20K | 4/1/2026 |
| Kavita Mahtani | ▲ Buy | Grant | 9,956 | $23K | 4/1/2026 |
| Colin M. Angle | ▲ Buy | Grant | 3,872 | $9K | 4/1/2026 |
| Mark J. Bonney | ▲ Buy | Grant | 10,509 | $24K | 4/1/2026 |
| Patrick Joggerst | ▲ Buy | Grant | 8,850 | $20K | 4/1/2026 |
| Andrew Marsh | ▲ Buy | Grant | 3,688 | $8K | 4/1/2026 |
| Benjamin Haycraft | ▼ Sell | Open Market | 40,000 | $87K | 1/12/2026 |
| George C. McNamee | ▲ Buy | Grant | 13,008 | $26K | 1/2/2026 |
| Kavita Mahtani | ▲ Buy | Grant | 11,421 | $22K | 1/2/2026 |
| Gregory Kenausis | ▲ Buy | Grant | 9,994 | $20K | 1/2/2026 |
| Patrick Joggerst | ▲ Buy | Grant | 10,152 | $20K | 1/2/2026 |
| Maureen O. Helmer | ▲ Buy | Grant | 13,959 | $27K | 1/2/2026 |
| Mark J. Bonney | ▲ Buy | Grant | 12,056 | $24K | 1/2/2026 |
| Colin M. Angle | ▲ Buy | Grant | 5,076 | $10K | 1/2/2026 |
| Gary K. Willis | ▲ Buy | Grant | 16,497 | $32K | 1/2/2026 |
| Jose Luis Crespo | ▲ Buy | Open Market | 37,300 | $87K | 12/15/2025 |
| Benjamin Haycraft | ▼ Sell | Open Market | 40,000 | $88K | 12/10/2025 |
| Andrew Marsh | ▲ Buy | Grant | 12,203 | $25K | 11/28/2025 |
| Benjamin Haycraft | ▼ Sell | Open Market | 10,000 | $29K | 11/10/2025 |
| Benjamin Haycraft | ▼ Sell | Tax Withholding | 35,957 | $90K | 11/7/2025 |
| Andrew Marsh | ▲ Buy | Grant | 9,415 | $25K | 10/31/2025 |
| Benjamin Haycraft | ▼ Sell | Tax Withholding | 7,817 | $27K | 10/17/2025 |
| Benjamin Haycraft | ▼ Sell | Open Market | 10,000 | $38K | 10/10/2025 |
| Andrew Marsh | ▲ Buy | Grant | 18,324 | $70K | 10/3/2025 |
| Kavita Mahtani | ▲ Buy | Grant | 9,657 | $23K | 10/1/2025 |
| Gregory Kenausis | ▲ Buy | Grant | 8,450 | $20K | 10/1/2025 |
| Patrick Joggerst | ▲ Buy | Grant | 8,584 | $20K | 10/1/2025 |
| Maureen O. Helmer | ▲ Buy | Grant | 11,803 | $28K | 10/1/2025 |
| Mark J. Bonney | ▲ Buy | Grant | 10,193 | $24K | 10/1/2025 |
| Colin M. Angle | ▲ Buy | Grant | 4,292 | $10K | 10/1/2025 |
| Gary K. Willis | ▲ Buy | Grant | 13,948 | $32K | 10/1/2025 |
| George C. McNamee | ▲ Buy | Grant | 10,998 | $26K | 10/1/2025 |
| Benjamin Haycraft | ▼ Sell | Open Market | 10,972 | $17K | 9/16/2025 |
| Andrew Marsh | ▲ Buy | Grant | 18,471 | $31K | 8/29/2025 |
| Andrew Marsh | ▲ Buy | Grant | 19,968 | $31K | 8/1/2025 |
| Andrew Marsh | ▲ Buy | Grant | 38,156 | $38K | 7/4/2025 |
| George C. McNamee | ▲ Buy | Grant | 76,531 | $0 | 7/3/2025 |
| Kavita Mahtani | ▲ Buy | Grant | 76,531 | $0 | 7/3/2025 |
| Gregory Kenausis | ▲ Buy | Grant | 76,531 | $0 | 7/3/2025 |
| Patrick Joggerst | ▲ Buy | Grant | 76,531 | $0 | 7/3/2025 |
| Maureen O. Helmer | ▲ Buy | Grant | 76,531 | $0 | 7/3/2025 |
| Mark J. Bonney | ▲ Buy | Grant | 76,531 | $0 | 7/3/2025 |
| Colin M. Angle | ▲ Buy | Grant | 76,531 | $0 | 7/3/2025 |
| Gary K. Willis | ▲ Buy | Grant | 76,531 | $0 | 7/3/2025 |
| George C. McNamee | ▲ Buy | Grant | 17,198 | $26K | 7/1/2025 |
| Gary K. Willis | ▲ Buy | Grant | 21,812 | $32K | 7/1/2025 |
| Kavita Mahtani | ▲ Buy | Grant | 15,101 | $23K | 7/1/2025 |
| Patrick Joggerst | ▲ Buy | Grant | 13,423 | $20K | 7/1/2025 |
| Maureen O. Helmer | ▲ Buy | Grant | 18,456 | $27K | 7/1/2025 |
| Mark J. Bonney | ▲ Buy | Grant | 15,940 | $24K | 7/1/2025 |
| Colin M. Angle | ▲ Buy | Grant | 6,711 | $10K | 7/1/2025 |
| Gregory Kenausis | ▲ Buy | Grant | 13,213 | $20K | 7/1/2025 |
| Jose Luis Crespo | ▼ Sell | Open Market | 37,300 | $49K | 6/11/2025 |
| Paul B. Middleton | ▲ Buy | Open Market | 650,000 | $672K | 6/9/2025 |
| Andrew Marsh | ▲ Buy | Grant | 36,448 | $31K | 5/30/2025 |
| Paul B. Middleton | ▲ Buy | Open Market | 350,000 | $250K | 5/16/2025 |
| Conway Gerard L JR | ▼ Sell | Tax Withholding | 16,188 | $14K | 5/5/2025 |
| Jose Luis Crespo | ▼ Sell | Tax Withholding | 16,689 | $14K | 5/5/2025 |
| Paul B. Middleton | ▼ Sell | Tax Withholding | 17,081 | $14K | 5/5/2025 |
| Hull Martin Daniel | ▼ Sell | Tax Withholding | 18,650 | $23K | 4/6/2025 |
| Colin M. Angle | ▲ Buy | Grant | 7,407 | $10K | 4/1/2025 |
| Patrick Joggerst | ▲ Buy | Grant | 14,815 | $20K | 4/1/2025 |
| Mark J. Bonney | ▲ Buy | Grant | 17,593 | $24K | 4/1/2025 |
| Kavita Mahtani | ▲ Buy | Grant | 16,667 | $23K | 4/1/2025 |
| Maureen O. Helmer | ▲ Buy | Grant | 20,370 | $27K | 4/1/2025 |
| Gary K. Willis | ▲ Buy | Grant | 24,074 | $32K | 4/1/2025 |
| Gregory Kenausis | ▲ Buy | Grant | 14,584 | $20K | 4/1/2025 |
| George C. McNamee | ▲ Buy | Grant | 18,981 | $26K | 4/1/2025 |
| Gary K. Willis | ▲ Buy | Grant | 15,258 | $32K | 1/2/2025 |
| George C. McNamee | ▲ Buy | Grant | 12,031 | $26K | 1/2/2025 |
| Kavita Mahtani | ▲ Buy | Grant | 10,563 | $22K | 1/2/2025 |
| Gregory Kenausis | ▲ Buy | Grant | 9,243 | $20K | 1/2/2025 |
| Patrick Joggerst | ▲ Buy | Grant | 9,390 | $20K | 1/2/2025 |
| Maureen O. Helmer | ▲ Buy | Grant | 12,911 | $28K | 1/2/2025 |
| Mark J. Bonney | ▲ Buy | Grant | 11,150 | $24K | 1/2/2025 |
| Colin M. Angle | ▲ Buy | Grant | 4,229 | $9K | 1/2/2025 |
| Paul B. Middleton | ▲ Buy | Grant | 1,302,084 | $0 | 11/19/2024 |
| Paul B. Middleton | ▼ Sell | Tax Withholding | 17,082 | $43K | 11/6/2024 |
| Jose Luis Crespo | ▼ Sell | Tax Withholding | 15,241 | $38K | 11/6/2024 |
| Conway Gerard L JR | ▼ Sell | Tax Withholding | 14,610 | $37K | 11/6/2024 |
| George C. McNamee | ▼ Sell | Open Market | 10,000 | $21K | 11/1/2024 |
| Hull Martin Daniel | ▼ Sell | Tax Withholding | 5,816 | $12K | 10/17/2024 |
| Gary K. Willis | ▲ Buy | Grant | 14,381 | $33K | 10/1/2024 |
| George C. McNamee | ▲ Buy | Grant | 11,338 | $26K | 10/1/2024 |
| Kavita Mahtani | ▲ Buy | Grant | 9,956 | $23K | 10/1/2024 |
| Gregory Kenausis | ▲ Buy | Grant | 8,712 | $20K | 10/1/2024 |
| Patrick Joggerst | ▲ Buy | Grant | 8,850 | $20K | 10/1/2024 |
| Maureen O. Helmer | ▲ Buy | Grant | 12,168 | $27K | 10/1/2024 |
| Mark J. Bonney | ▲ Buy | Grant | 10,509 | $24K | 10/1/2024 |
| Colin M. Angle | ▲ Buy | Grant | 1,673 | $4K | 10/1/2024 |
| Hull Martin Daniel | ▼ Sell | Tax Withholding | 2,646 | $5K | 9/22/2024 |
| Paul B. Middleton | ▼ Sell | Tax Withholding | 17,081 | $36K | 8/8/2024 |
| Conway Gerard L JR | ▼ Sell | Tax Withholding | 14,609 | $30K | 8/8/2024 |
| Jose Luis Crespo | ▼ Sell | Tax Withholding | 15,240 | $32K | 8/8/2024 |
| George C. McNamee | ▼ Sell | Open Market | 10,000 | $24K | 8/1/2024 |
| Hull Martin Daniel | ▼ Sell | Tax Withholding | 4,475 | $11K | 7/31/2024 |
| Maureen O. Helmer | ▲ Buy | Grant | 11,803 | $28K | 7/1/2024 |
| Gary K. Willis | ▲ Buy | Grant | 13,948 | $32K | 7/1/2024 |
| Gregory Kenausis | ▲ Buy | Grant | 8,450 | $20K | 7/1/2024 |
| Patrick Joggerst | ▲ Buy | Grant | 8,584 | $20K | 7/1/2024 |
| Mark J. Bonney | ▲ Buy | Grant | 10,193 | $24K | 7/1/2024 |
| Kavita Mahtani | ▲ Buy | Grant | 9,657 | $23K | 7/1/2024 |
| George C. McNamee | ▲ Buy | Grant | 16,497 | $38K | 7/1/2024 |
| Gary K. Willis | ▲ Buy | Grant | 37,375 | $0 | 6/5/2024 |
| George C. McNamee | ▲ Buy | Grant | 37,375 | $0 | 6/5/2024 |
| Kavita Mahtani | ▲ Buy | Grant | 37,375 | $0 | 6/5/2024 |
| Gregory Kenausis | ▲ Buy | Grant | 37,375 | $0 | 6/5/2024 |
| Patrick Joggerst | ▲ Buy | Grant | 37,375 | $0 | 6/5/2024 |
| Maureen O. Helmer | ▲ Buy | Grant | 37,375 | $0 | 6/5/2024 |
| Mark J. Bonney | ▲ Buy | Grant | 37,375 | $0 | 6/5/2024 |
| George C. McNamee | ▼ Sell | Open Market | 10,000 | $26K | 5/10/2024 |
| Paul B. Middleton | ▼ Sell | Tax Withholding | 17,082 | $43K | 5/9/2024 |
| Conway Gerard L JR | ▼ Sell | Tax Withholding | 14,610 | $37K | 5/9/2024 |
| Jose Luis Crespo | ▼ Sell | Tax Withholding | 15,241 | $38K | 5/9/2024 |
| Jose Luis Crespo | ▲ Buy | Grant | 119,134 | $0 | 5/9/2024 |
| Paul B. Middleton | ▲ Buy | Grant | 119,134 | $0 | 5/9/2024 |
| Conway Gerard L JR | ▲ Buy | Grant | 119,134 | $0 | 5/9/2024 |
| Kavita Mahtani | ▲ Buy | Grant | 6,541 | $23K | 4/1/2024 |
| George C. McNamee | ▲ Buy | Grant | 11,174 | $38K | 4/1/2024 |
| Maureen O. Helmer | ▲ Buy | Grant | 7,994 | $27K | 4/1/2024 |
| Gregory Kenausis | ▲ Buy | Grant | 5,723 | $20K | 4/1/2024 |
| Mark J. Bonney | ▲ Buy | Grant | 6,904 | $24K | 4/1/2024 |
| Gary K. Willis | ▲ Buy | Grant | 9,448 | $33K | 4/1/2024 |
| Patrick Joggerst | ▲ Buy | Grant | 5,814 | $20K | 4/1/2024 |
| Kavita Mahtani | ▲ Buy | Grant | 2,500 | $11K | 1/2/2024 |
| Maureen O. Helmer | ▲ Buy | Grant | 3,056 | $14K | 1/2/2024 |
| Gary K. Willis | ▲ Buy | Grant | 3,611 | $16K | 1/2/2024 |
| Gregory Kenausis | ▲ Buy | Grant | 3,792 | $17K | 1/2/2024 |
| Mark J. Bonney | ▲ Buy | Grant | 2,639 | $12K | 1/2/2024 |
| Patrick Joggerst | ▲ Buy | Grant | 2,222 | $10K | 1/2/2024 |
| George C. McNamee | ▲ Buy | Grant | 5,694 | $26K | 1/2/2024 |
| Gregory Kenausis | ▲ Buy | Option Exercise | 65,000 | $37K | 10/23/2023 |
| Gregory Kenausis | ▲ Buy | Option Exercise | 20,000 | $52K | 10/23/2023 |
| Gregory Kenausis | ▲ Buy | Option Exercise | 30,000 | $53K | 10/23/2023 |
| Gregory Kenausis | ▲ Buy | Option Exercise | 14,343 | $31K | 10/23/2023 |
| Gregory Kenausis | ▲ Buy | Option Exercise | 14,621 | $31K | 10/23/2023 |
| Maureen O. Helmer | ▲ Buy | Grant | 1,809 | $14K | 10/2/2023 |
| Mark J. Bonney | ▲ Buy | Grant | 1,421 | $11K | 10/2/2023 |
| Gregory Kenausis | ▲ Buy | Grant | 2,245 | $17K | 10/2/2023 |
| Gary K. Willis | ▲ Buy | Grant | 2,138 | $16K | 10/2/2023 |
| George C. McNamee | ▲ Buy | Grant | 3,372 | $26K | 10/2/2023 |
| Kavita Mahtani | ▲ Buy | Grant | 1,480 | $11K | 10/2/2023 |
| Patrick Joggerst | ▲ Buy | Grant | 1,197 | $9K | 10/2/2023 |
| Jose Luis Crespo | ▼ Sell | Open Market | 31,958 | $230K | 10/2/2023 |
| Schmid Keith | ▼ Sell | Tax Withholding | 30,056 | $232K | 9/29/2023 |
| Andrew Marsh | ▼ Sell | Tax Withholding | 96,892 | $749K | 9/29/2023 |
| Sanjay K. Shrestha | ▼ Sell | Tax Withholding | 37,763 | $292K | 9/29/2023 |
| Paul B. Middleton | ▼ Sell | Tax Withholding | 38,234 | $296K | 9/29/2023 |
| Conway Gerard L JR | ▼ Sell | Tax Withholding | 28,613 | $221K | 9/29/2023 |
| Hull Martin Daniel | ▼ Sell | Tax Withholding | 5,291 | $41K | 9/29/2023 |
| Hull Martin Daniel | ▼ Sell | Tax Withholding | 2,646 | $20K | 9/22/2023 |
| Schmid Keith | ▲ Buy | Option Exercise | 100,000 | $57K | 9/15/2023 |
| Schmid Keith | ▼ Sell | Tax Withholding | 13,139 | $112K | 9/15/2023 |
| Mindnich David | ▼ Sell | Tax Withholding | 32,792 | $279K | 9/5/2023 |
| Hull Martin Daniel | ▲ Buy | Grant | 35,000 | $0 | 7/31/2023 |
| Gary K. Willis | ▲ Buy | Grant | 1,444 | $15K | 7/3/2023 |
| Kavita Mahtani | ▲ Buy | Grant | 962 | $10K | 7/3/2023 |
| Silver Jonathan M | ▲ Buy | Grant | 1,925 | $20K | 7/3/2023 |
| Gregory Kenausis | ▲ Buy | Grant | 1,642 | $17K | 7/3/2023 |
| Maureen O. Helmer | ▲ Buy | Grant | 1,323 | $14K | 7/3/2023 |
| BUA JEAN A | ▲ Buy | Grant | 1,023 | $11K | 7/3/2023 |
| George C. McNamee | ▲ Buy | Grant | 2,346 | $24K | 7/3/2023 |
| Silver Jonathan M | ▲ Buy | Grant | 12,149 | $0 | 6/27/2023 |
| Gary K. Willis | ▲ Buy | Grant | 12,149 | $0 | 6/27/2023 |
| George C. McNamee | ▲ Buy | Grant | 12,149 | $0 | 6/27/2023 |
| Kavita Mahtani | ▲ Buy | Grant | 12,149 | $0 | 6/27/2023 |
| Gregory Kenausis | ▲ Buy | Grant | 12,149 | $0 | 6/27/2023 |
| Maureen O. Helmer | ▲ Buy | Grant | 12,149 | $0 | 6/27/2023 |
| BUA JEAN A | ▲ Buy | Grant | 12,149 | $0 | 6/27/2023 |
| Hull Martin Daniel | ▼ Sell | Tax Withholding | 14,974 | $145K | 4/6/2023 |
| Kavita Mahtani | ▲ Buy | Grant | 853 | $10K | 4/3/2023 |
| Schneider Lucas P | ▲ Buy | Grant | 747 | $9K | 4/3/2023 |
| BUA JEAN A | ▲ Buy | Grant | 907 | $11K | 4/3/2023 |
| Gregory Kenausis | ▲ Buy | Grant | 1,570 | $18K | 4/3/2023 |
| Maureen O. Helmer | ▲ Buy | Grant | 1,173 | $14K | 4/3/2023 |
| Silver Jonathan M | ▲ Buy | Grant | 1,706 | $20K | 4/3/2023 |
| George C. McNamee | ▲ Buy | Grant | 2,080 | $24K | 4/3/2023 |
| Gary K. Willis | ▲ Buy | Grant | 1,280 | $15K | 4/3/2023 |
| Hoefelmann Dirk Ole | ▼ Sell | Tax Withholding | 34,994 | $466K | 3/3/2023 |
| George C. McNamee | ▲ Buy | Grant | 1,314 | $16K | 1/3/2023 |
| Gary K. Willis | ▲ Buy | Grant | 909 | $11K | 1/3/2023 |
| Silver Jonathan M | ▲ Buy | Grant | 1,314 | $16K | 1/3/2023 |
| Schneider Lucas P | ▲ Buy | Grant | 657 | $8K | 1/3/2023 |
| Kavita Mahtani | ▲ Buy | Grant | 758 | $9K | 1/3/2023 |
| Gregory Kenausis | ▲ Buy | Grant | 985 | $12K | 1/3/2023 |
| Maureen O. Helmer | ▲ Buy | Grant | 859 | $11K | 1/3/2023 |
| BUA JEAN A | ▲ Buy | Grant | 808 | $10K | 1/3/2023 |