PLUG POWER INC — Insider Transactions
Form 4 filings by directors, officers, and 10%+ shareholders
SEC rules require corporate insiders — including directors, executive officers, and any shareholder owning more than 10% of a company's shares — to report changes in their ownership within two business days of a transaction. These disclosures are filed as Form 4. Open-market purchases (code P) are generally considered the most meaningful signal, as insiders are spending their own money.
| Insider | Title | Type | Shares | Price | Value | Owns After | Date |
|---|---|---|---|---|---|---|---|
| FiveT Capital Holding AG | — | C | 923,819 | — | — | 951,479 | Apr 16, 2020 |
| HELMER MAUREEN O | — | Option Exercise | 65,000 | $1.93 | $125,450 | 349,306 | Apr 16, 2020 |
| WILLIS GARY K | — | Award / Grant | 2,472 | $3.54 | $8,751 | 396,408 | Apr 1, 2020 |
| Kenausis Gregory | — | Award / Grant | 2,119 | $3.54 | $7,501 | 189,889 | Apr 1, 2020 |
| Roth Johannes Minho | — | Award / Grant | 2,472 | $3.54 | $8,751 | 212,587 | Apr 1, 2020 |
| MCNAMEE GEORGE C | — | Award / Grant | 3,178 | $3.54 | $11,250 | 874,042 | Apr 1, 2020 |
| HELMER MAUREEN O | — | Award / Grant | 2,295 | $3.54 | $8,124 | 284,306 | Apr 1, 2020 |
| Schneider Lucas P | — | Award / Grant | 1,589 | $3.54 | $5,625 | 116,818 | Apr 1, 2020 |
| Silver Jonathan M | — | Award / Grant | 1,589 | $3.54 | $5,625 | 44,911 | Apr 1, 2020 |
| Schmid Keith | COO & Sr. VP | Option Exercise | 50,000 | $0.57 | $28,500 | 119,020 | Feb 20, 2020 |
| Hull Martin Daniel | Corporate Controller and CAO | Option Exercise | 25,000 | $2.52 | $63,000 | 33,836 | Feb 19, 2020 |
| Conway Gerard L JR | Gen. Counsel,Corp.Sec.,Sr. VP | Option Exercise | 66,667 | $1.96 | $130,667 | 162,095 | Feb 19, 2020 |
| Marsh Andrew | President & CEO | Option Exercise | 234,036 | $1.72 | $402,542 | 1,003,593 | Feb 18, 2020 |
| Hull Martin Daniel | Corporate Controller and CAO | Option Exercise | 10,000 | $1.72 | $17,200 | 43,836 | Feb 12, 2020 |
| Hull Martin Daniel | Corporate Controller and CAO | Sale | 35,000 | $4.00 | $140,000 | 8,836 | Feb 4, 2020 |
| Conway Gerard L JR | Gen.Counsel, Corp. Sec.,Sr. VP | Option Exercise | 16,666 | $2.17 | $36,165 | 62,961 | Jan 13, 2020 |
| Conway Gerard L JR | Gen.Counsel, Corp. Sec.,Sr. VP | Sale | 100,000 | $3.50 | $350,000 | 46,295 | Jan 6, 2020 |
| Schneider Lucas P | — | Award / Grant | 1,780 | $3.16 | $5,625 | 115,229 | Jan 2, 2020 |
| Kenausis Gregory | — | Award / Grant | 2,373 | $3.16 | $7,499 | 187,770 | Jan 2, 2020 |
| Roth Johannes Minho | — | Award / Grant | 2,769 | $3.16 | $8,750 | 210,115 | Jan 2, 2020 |
| HELMER MAUREEN O | — | Award / Grant | 2,571 | $3.16 | $8,124 | 282,011 | Jan 2, 2020 |
| Silver Jonathan M | — | Award / Grant | 1,780 | $3.16 | $5,625 | 43,322 | Jan 2, 2020 |
| WILLIS GARY K | — | Award / Grant | 2,769 | $3.16 | $8,750 | 393,936 | Jan 2, 2020 |
| MCNAMEE GEORGE C | — | Award / Grant | 3,560 | $3.16 | $11,250 | 870,864 | Jan 2, 2020 |
| Roth Johannes Minho | — | Award / Grant | 3,327 | $2.63 | $8,750 | 207,346 | Oct 1, 2019 |
| Kenausis Gregory | — | Award / Grant | 2,852 | $2.63 | $7,501 | 185,397 | Oct 1, 2019 |
| WILLIS GARY K | — | Award / Grant | 3,327 | $2.63 | $8,750 | 391,167 | Oct 1, 2019 |
| MCNAMEE GEORGE C | — | Award / Grant | 4,278 | $2.63 | $11,251 | 867,304 | Oct 1, 2019 |
| Silver Jonathan M | — | Award / Grant | 2,139 | $2.63 | $5,626 | 41,542 | Oct 1, 2019 |
| Schneider Lucas P | — | Award / Grant | 2,139 | $2.63 | $5,626 | 113,449 | Oct 1, 2019 |
| HELMER MAUREEN O | — | Award / Grant | 3,089 | $2.63 | $8,124 | 279,440 | Oct 1, 2019 |
| MIDDLETON PAUL B | CFO & Senior VP | Option Exercise | 66,667 | — | — | 91,635 | Aug 28, 2019 |
| Schmid Keith | COO & Sr. VP | Tax Withholding | 28,313 | $2.14 | $60,590 | 69,020 | Aug 28, 2019 |
| Marsh Andrew | President and CEO | Option Exercise | 166,667 | — | — | 631,812 | Aug 28, 2019 |
| Hull Martin Daniel | Corporate Controller and CAO | Tax Withholding | 4,497 | $2.14 | $9,624 | 8,836 | Aug 28, 2019 |
| Conway Gerard L JR | Gen.Counsel, Corp. Sec.,Sr. VP | Tax Withholding | 30,891 | $2.14 | $66,107 | 46,295 | Aug 28, 2019 |
| Kenausis Gregory | — | Award / Grant | 4,325 | $2.25 | $9,731 | 182,545 | Jul 1, 2019 |
| MCNAMEE GEORGE C | — | Award / Grant | 5,000 | $2.25 | $11,250 | 863,026 | Jul 1, 2019 |
| WILLIS GARY K | — | Award / Grant | 3,889 | $2.25 | $8,750 | 387,840 | Jul 1, 2019 |
| Silver Jonathan M | — | Award / Grant | 2,500 | $2.25 | $5,625 | 39,403 | Jul 1, 2019 |
| Roth Johannes Minho | — | Award / Grant | 3,889 | $2.25 | $8,750 | 204,019 | Jul 1, 2019 |
| HELMER MAUREEN O | — | Award / Grant | 3,611 | $2.25 | $8,125 | 276,351 | Jul 1, 2019 |
| Schneider Lucas P | — | Award / Grant | 2,500 | $2.25 | $5,625 | 111,310 | Jul 1, 2019 |
| Kenausis Gregory | — | Award / Grant | 27,056 | $2.31 | $62,499 | 178,220 | May 9, 2019 |
| GRAVES GREGORY B | — | Award / Grant | 27,056 | $2.31 | $62,499 | 83,431 | May 9, 2019 |
| Schneider Lucas P | — | Award / Grant | 27,056 | $2.31 | $62,499 | 108,810 | May 9, 2019 |
| HELMER MAUREEN O | — | Award / Grant | 27,056 | $2.31 | $62,499 | 272,740 | May 9, 2019 |
| WILLIS GARY K | — | Award / Grant | 27,056 | $2.31 | $62,499 | 383,951 | May 9, 2019 |
| Silver Jonathan M | — | Award / Grant | 27,056 | $2.31 | $62,499 | 36,903 | May 9, 2019 |
| MCNAMEE GEORGE C | — | Award / Grant | 27,056 | $2.31 | $62,499 | 858,026 | May 9, 2019 |