WILLIS GARY K
Insider CIK 1121475 · RSTI Director · PLUG Director · ZIGO Chief Executive Officer, Director
Trades across companies
| Ticker | Code | Trade | Filed | Shares | Price | Value | Owned after | |
|---|---|---|---|---|---|---|---|---|
| PLUG PLUG POWER INC | A Award deriv | 2026-06-11 | 2026-06-16 | 39,753 | — | $0 | 39,753 | SEC↗ |
| PLUG PLUG POWER INC | A Award | 2026-06-11 | 2026-06-16 | 39,753 | — | $0 | 730,107 | SEC↗ |
| PLUG PLUG POWER INC | A Award | 2026-01-02 | 2026-01-06 | 16,497 | $1.97 | $32.5K | 690,354 | SEC↗ |
| PLUG PLUG POWER INC | A Award | 2025-10-01 | 2025-10-03 | 13,948 | $2.33 | $32.5K | 673,857 | SEC↗ |
| PLUG PLUG POWER INC | A Award deriv | 2025-07-03 | 2025-07-24 | 76,531 | — | $0 | 76,531 | SEC↗ |
| PLUG PLUG POWER INC | A Award | 2025-07-03 | 2025-07-24 | 76,531 | — | $0 | 659,909 | SEC↗ |
| PLUG PLUG POWER INC | A Award | 2025-07-01 | 2025-07-03 | 21,812 | $1.49 | $32.5K | 583,378 | SEC↗ |
| PLUG PLUG POWER INC | A Award | 2025-04-01 | 2025-04-03 | 24,074 | $1.35 | $32.5K | 561,566 | SEC↗ |
| PLUG PLUG POWER INC | A Award | 2025-01-02 | 2025-01-06 | 15,258 | $2.13 | $32.5K | 537,492 | SEC↗ |
| PLUG PLUG POWER INC | A Award | 2024-10-01 | 2024-10-03 | 14,381 | $2.26 | $32.5K | 522,234 | SEC↗ |
| PLUG PLUG POWER INC | A Award | 2024-07-01 | 2024-07-03 | 13,948 | $2.33 | $32.5K | 507,853 | SEC↗ |
| PLUG PLUG POWER INC | A Award deriv | 2024-06-05 | 2024-06-07 | 37,375 | — | $0 | 37,375 | SEC↗ |
| PLUG PLUG POWER INC | A Award | 2024-06-05 | 2024-06-07 | 37,375 | — | $0 | 493,905 | SEC↗ |
| PLUG PLUG POWER INC | A Award | 2024-04-01 | 2024-04-03 | 9,448 | $3.44 | $32.5K | 456,530 | SEC↗ |
| PLUG PLUG POWER INC | A Award | 2024-01-02 | 2024-01-04 | 3,611 | $4.50 | $16.2K | 447,082 | SEC↗ |
| PLUG PLUG POWER INC | A Award | 2023-10-02 | 2023-10-04 | 2,138 | $7.60 | $16.2K | 443,471 | SEC↗ |
| PLUG PLUG POWER INC | A Award | 2023-07-03 | 2023-07-06 | 1,444 | $10.39 | $15.0K | 441,333 | SEC↗ |
| PLUG PLUG POWER INC | A Award deriv | 2023-06-27 | 2023-06-29 | 12,149 | — | $0 | 12,149 | SEC↗ |
| PLUG PLUG POWER INC | A Award | 2023-06-27 | 2023-06-29 | 12,149 | — | $0 | 439,889 | SEC↗ |
| PLUG PLUG POWER INC | A Award | 2023-04-03 | 2023-04-05 | 1,280 | $11.72 | $15.0K | 427,740 | SEC↗ |
| PLUG PLUG POWER INC | A Award | 2023-01-03 | 2023-01-05 | 909 | $12.37 | $11.2K | 426,460 | SEC↗ |
| PLUG PLUG POWER INC | A Award | 2022-10-03 | 2022-10-05 | 535 | $21.01 | $11.2K | 425,551 | SEC↗ |
| PLUG PLUG POWER INC | A Award | 2022-07-01 | 2022-07-15 | 679 | $16.57 | $11.3K | 418,227 | SEC↗ |
| PLUG PLUG POWER INC | A Award deriv | 2022-06-30 | 2022-07-26 | 6,789 | — | $0 | 6,789 | SEC↗ |
| PLUG PLUG POWER INC | A Award | 2022-06-30 | 2022-07-26 | 6,789 | — | $0 | 425,016 | SEC↗ |
| PLUG PLUG POWER INC | A Award | 2022-04-01 | 2022-04-05 | 393 | $28.61 | $11.2K | 417,548 | SEC↗ |
| PLUG PLUG POWER INC | A Award | 2022-01-03 | 2022-01-05 | 399 | $28.23 | $11.3K | 417,155 | SEC↗ |
| PLUG PLUG POWER INC | A Award | 2021-10-01 | 2021-10-05 | 440 | $25.54 | $11.2K | 416,756 | SEC↗ |
| PLUG PLUG POWER INC | A Award deriv | 2021-08-16 | 2021-08-19 | 4,482 | — | $0 | 4,482 | SEC↗ |
| PLUG PLUG POWER INC | A Award | 2021-08-16 | 2021-08-19 | 4,482 | — | $0 | 416,316 | SEC↗ |
| PLUG PLUG POWER INC | A Award | 2021-07-15 | 2021-07-21 | 329 | $34.19 | $11.2K | 411,834 | SEC↗ |
| PLUG PLUG POWER INC | A Award | 2021-07-15 | 2021-07-21 | 314 | $35.84 | $11.3K | 411,505 | SEC↗ |
| PLUG PLUG POWER INC | A Award | 2021-01-04 | 2021-01-06 | 258 | — | $0 | 411,191 | SEC↗ |
| PLUG PLUG POWER INC | M Exercise deriv | 2020-12-11 | 2020-12-15 | 12,000 | — | $0 | 0 | SEC↗ |
| PLUG PLUG POWER INC | M Exercise deriv | 2020-12-11 | 2020-12-15 | 1,200 | — | $0 | 0 | SEC↗ |
| PLUG PLUG POWER INC | M Exercise deriv | 2020-12-11 | 2020-12-15 | 12,000 | — | $0 | 0 | SEC↗ |
| PLUG PLUG POWER INC | M Exercise deriv | 2020-12-11 | 2020-12-15 | 65,000 | — | $0 | 0 | SEC↗ |
| PLUG PLUG POWER INC | S Sale | 2020-12-11 | 2020-12-15 | 75,900 | $26.75 | $2.03M | 425,233 | SEC↗ |
| PLUG PLUG POWER INC | M Exercise | 2020-12-11 | 2020-12-15 | 1,200 | $5.10 | $6.1K | 412,133 | SEC↗ |
| PLUG PLUG POWER INC | M Exercise | 2020-12-11 | 2020-12-15 | 65,000 | $1.93 | $125.5K | 477,133 | SEC↗ |
| PLUG PLUG POWER INC | S Sale | 2020-12-11 | 2020-12-15 | 14,300 | $27.46 | $392.7K | 410,933 | SEC↗ |
| PLUG PLUG POWER INC | M Exercise | 2020-12-11 | 2020-12-15 | 12,000 | $0.38 | $4.6K | 501,133 | SEC↗ |
| PLUG PLUG POWER INC | M Exercise | 2020-12-11 | 2020-12-15 | 12,000 | $1.22 | $14.6K | 489,133 | SEC↗ |
| PLUG PLUG POWER INC | A Award | 2020-10-01 | 2020-10-05 | 652 | — | $0 | 410,933 | SEC↗ |
| PLUG PLUG POWER INC | A Award | 2020-07-01 | 2020-07-06 | 1,066 | — | $0 | 410,281 | SEC↗ |
| PLUG PLUG POWER INC | A Award deriv | 2020-06-05 | 2020-06-09 | 12,807 | — | $0 | 12,807 | SEC↗ |
| PLUG PLUG POWER INC | A Award | 2020-06-05 | 2020-06-09 | 12,807 | — | $0 | 409,215 | SEC↗ |
| PLUG PLUG POWER INC | A Award | 2020-04-01 | 2020-04-03 | 2,472 | $3.54 | $8.8K | 396,408 | SEC↗ |
| PLUG PLUG POWER INC | A Award | 2020-01-02 | 2020-01-06 | 2,769 | $3.16 | $8.8K | 393,936 | SEC↗ |
| PLUG PLUG POWER INC | A Award | 2019-10-01 | 2019-10-03 | 3,327 | $2.63 | $8.8K | 391,167 | SEC↗ |
| PLUG PLUG POWER INC | A Award | 2019-07-01 | 2019-07-03 | 3,889 | $2.25 | $8.8K | 387,840 | SEC↗ |
| PLUG PLUG POWER INC | A Award deriv | 2019-05-09 | 2019-07-01 | 27,056 | — | $0 | 27,056 | SEC↗ |
| PLUG PLUG POWER INC | A Award | 2019-05-09 | 2019-07-01 | 27,056 | $2.31 | $62.5K | 383,951 | SEC↗ |
| PLUG PLUG POWER INC | A Award | 2019-04-01 | 2019-04-03 | 3,646 | $2.40 | $8.8K | 356,895 | SEC↗ |
| PLUG PLUG POWER INC | A Award | 2019-01-02 | 2019-01-04 | 7,056 | $1.24 | $8.7K | 353,249 | SEC↗ |
| PLUG PLUG POWER INC | A Award | 2018-10-01 | 2018-10-03 | 4,557 | $1.92 | $8.7K | 346,193 | SEC↗ |
| PLUG PLUG POWER INC | A Award | 2018-07-02 | 2018-07-05 | 4,332 | $2.02 | $8.8K | 341,636 | SEC↗ |
| PLUG PLUG POWER INC | A Award deriv | 2018-05-16 | 2018-05-18 | 29,621 | — | $0 | 29,621 | SEC↗ |
| PLUG PLUG POWER INC | A Award | 2018-05-16 | 2018-05-18 | 29,621 | $2.11 | $62.5K | 337,304 | SEC↗ |
| PLUG PLUG POWER INC | A Award | 2018-04-02 | 2018-04-04 | 4,630 | $1.89 | $8.8K | 307,683 | SEC↗ |
| PLUG PLUG POWER INC | A Award | 2018-01-02 | 2018-01-04 | 3,708 | $2.36 | $8.8K | 303,053 | SEC↗ |
| PLUG PLUG POWER INC | A Award | 2017-10-02 | 2017-10-10 | 3,352 | $2.61 | $8.7K | 299,345 | SEC↗ |
| PLUG PLUG POWER INC | A Award | 2017-07-03 | 2017-09-05 | 4,289 | $2.04 | $8.7K | 295,993 | SEC↗ |
| PLUG PLUG POWER INC | A Award deriv | 2017-06-28 | 2017-06-30 | 29,343 | — | $0 | 29,343 | SEC↗ |
| PLUG PLUG POWER INC | A Award | 2017-06-28 | 2017-06-30 | 29,343 | $2.13 | $62.5K | 291,704 | SEC↗ |
| PLUG PLUG POWER INC | A Award | 2017-04-03 | 2017-04-05 | 6,341 | $1.38 | $8.8K | 262,361 | SEC↗ |
| PLUG PLUG POWER INC | A Award | 2017-01-03 | 2017-01-05 | 7,292 | $1.20 | $8.8K | 256,020 | SEC↗ |
| RSTI ROFIN SINAR TECHNOLOGIES I | J Other | 2016-11-07 | 2016-11-07 | 54,000 | — | $0 | 0 | SEC↗ |
| RSTI ROFIN SINAR TECHNOLOGIES I | A Award | 2016-10-03 | 2016-10-04 | 3,000 | $31.64 | $94.9K | 54,000 | SEC↗ |
| PLUG PLUG POWER INC | A Award | 2016-10-03 | 2016-10-17 | 5,117 | $1.71 | $8.8K | 248,728 | SEC↗ |
| PLUG PLUG POWER INC | A Award | 2016-07-01 | 2016-07-05 | 4,704 | $1.86 | $8.7K | 243,611 | SEC↗ |
| PLUG PLUG POWER INC | A Award deriv | 2016-05-18 | 2016-05-20 | 30,000 | — | $0 | 30,000 | SEC↗ |
| PLUG PLUG POWER INC | A Award | 2016-04-01 | 2016-04-05 | 4,268 | $2.05 | $8.7K | 238,907 | SEC↗ |
| PLUG PLUG POWER INC | A Award | 2016-01-14 | 2016-01-15 | 4,167 | $2.10 | $8.8K | 231,639 | SEC↗ |
| RSTI ROFIN SINAR TECHNOLOGIES I | A Award | 2015-10-01 | 2015-10-02 | 3,000 | $25.65 | $77.0K | 51,000 | SEC↗ |
| PLUG PLUG POWER INC | A Award | 2015-10-01 | 2015-10-28 | 4,654 | $1.88 | $8.7K | 227,472 | SEC↗ |
| PLUG PLUG POWER INC | A Award | 2015-07-17 | 2015-07-17 | 3,723 | $2.35 | $8.7K | 222,818 | SEC↗ |
| PLUG PLUG POWER INC | A Award deriv | 2015-05-21 | 2015-07-17 | 30,000 | — | $0 | 30,000 | SEC↗ |
| PLUG PLUG POWER INC | A Award | 2015-01-02 | 2015-02-13 | 5,872 | $2.98 | $17.5K | 218,623 | SEC↗ |
| RSTI ROFIN SINAR TECHNOLOGIES I | A Award | 2014-10-01 | 2014-10-02 | 3,000 | $22.91 | $68.7K | 48,000 | SEC↗ |
| PLUG PLUG POWER INC | A Award | 2014-07-01 | 2014-07-02 | 3,708 | $4.72 | $17.5K | 208,783 | SEC↗ |
| ZIGO ZYGO CORP | J Other deriv | 2014-06-20 | 2014-06-20 | 16,000 | — | $0 | 0 | SEC↗ |
| ZIGO ZYGO CORP | J Other | 2014-06-20 | 2014-06-20 | 111,646 | — | $0 | 0 | SEC↗ |
| PLUG PLUG POWER INC | A Award | 2014-04-01 | 2014-04-04 | 2,321 | $7.54 | $17.5K | 205,075 | SEC↗ |
| PLUG PLUG POWER INC | A Award | 2014-01-02 | 2014-01-21 | 7,511 | $2.33 | $17.5K | 202,754 | SEC↗ |
| ZIGO ZYGO CORP | A Award | 2013-11-13 | 2013-11-13 | 10,000 | — | $0 | 111,646 | SEC↗ |
| PLUG PLUG POWER INC | A Award | 2013-10-02 | 2013-10-07 | 24,648 | $0.71 | $17.5K | 195,243 | SEC↗ |
| RSTI ROFIN SINAR TECHNOLOGIES I | A Award | 2013-10-01 | 2013-10-02 | 3,000 | $24.32 | $73.0K | 45,000 | SEC↗ |
| PLUG PLUG POWER INC | A Award | 2013-07-02 | 2013-07-05 | 48,611 | $0.36 | $17.5K | 170,595 | SEC↗ |
| PLUG PLUG POWER INC | A Award deriv | 2013-06-28 | 2013-07-05 | 12,000 | — | $0 | 111,100 | SEC↗ |
| PLUG PLUG POWER INC | A Award | 2013-04-01 | 2013-04-03 | 51,471 | $0.17 | $8.8K | 121,984 | SEC↗ |
| PLUG PLUG POWER INC | A Award | 2013-01-02 | 2013-04-03 | 17,500 | $0.50 | $8.8K | 70,513 | SEC↗ |
| ZIGO ZYGO CORP | A Award | 2012-11-14 | 2012-11-14 | 5,000 | — | $0 | 101,646 | SEC↗ |
| PLUG PLUG POWER INC | A Award | 2012-10-03 | 2012-10-05 | 10,542 | $0.83 | $8.7K | 53,013 | SEC↗ |
| RSTI ROFIN SINAR TECHNOLOGIES I | A Award | 2012-10-01 | 2013-02-22 | 3,000 | $20.38 | $61.1K | 42,000 | SEC↗ |
| RSTI ROFIN SINAR TECHNOLOGIES I | G Gift | 2012-10-01 | 2012-10-02 | 3,000 | — | $0 | 42,000 | SEC↗ |
| ZIGO ZYGO CORP | S Sale | 2012-08-29 | 2012-08-31 | 50,000 | $19.83 | $991.5K | 96,646 | SEC↗ |
| PLUG PLUG POWER INC | A Award | 2012-07-02 | 2012-07-06 | 7,675 | $1.14 | $8.7K | 42,471 | SEC↗ |
| PLUG PLUG POWER INC | A Award deriv | 2012-05-16 | 2012-05-18 | 12,000 | — | $0 | 101,725 | SEC↗ |
| PLUG PLUG POWER INC | A Award | 2012-04-02 | 2012-04-04 | 6,890 | $1.27 | $8.8K | 34,796 | SEC↗ |
| PLUG PLUG POWER INC | A Award | 2012-01-03 | 2012-01-18 | 4,375 | $2.00 | $8.8K | 27,906 | SEC↗ |