| Symbol | Company | Owner | Relationship | Date | Transaction | Cost | # Shares | Value ($) | Total Shares | Filing | |
|---|---|---|---|---|---|---|---|---|---|---|---|
| PLUG | PLUG POWER INC | WILLIS GARY K | Director | Apr 01, 2024 | Option Exercise | $3.44 | 9,448 | 32,501 | 456,530 | Apr 03, 2024, 07:24 PM | |
| PLUG | PLUG POWER INC | WILLIS GARY K | Director | Jan 02, 2024 | Option Exercise | $4.50 | 3,611 | 16,250 | 447,082 | Jan 04, 2024, 04:03 PM | |
| PLUG | PLUG POWER INC | WILLIS GARY K | Director | Oct 02, 2023 | Option Exercise | $7.60 | 2,138 | 16,249 | 443,471 | Oct 04, 2023, 04:19 PM | |
| PLUG | PLUG POWER INC | WILLIS GARY K | Director | Jul 03, 2023 | Option Exercise | $10.39 | 1,444 | 15,003 | 441,333 | Jul 06, 2023, 05:28 PM | |
| PLUG | PLUG POWER INC | WILLIS GARY K | Director | Apr 03, 2023 | Option Exercise | $11.72 | 1,280 | 15,002 | 427,740 | Apr 05, 2023, 04:00 PM | |
| PLUG | PLUG POWER INC | WILLIS GARY K | Director | Jan 03, 2023 | Option Exercise | $12.37 | 909 | 11,244 | 426,460 | Jan 05, 2023, 04:02 PM | |
| PLUG | PLUG POWER INC | WILLIS GARY K | Director | Oct 03, 2022 | Option Exercise | $21.01 | 535 | 11,240 | 425,551 | Oct 05, 2022, 04:32 PM | |
| PLUG | PLUG POWER INC | WILLIS GARY K | Director | Jul 01, 2022 | Option Exercise | $16.57 | 679 | 11,251 | 418,227 | Jul 15, 2022, 04:04 PM | |
| PLUG | PLUG POWER INC | WILLIS GARY K | Director | Apr 01, 2022 | Option Exercise | $28.61 | 393 | 11,244 | 417,548 | Apr 05, 2022, 04:04 PM | |
| PLUG | PLUG POWER INC | WILLIS GARY K | Director | Jan 03, 2022 | Option Exercise | $28.23 | 399 | 11,264 | 417,155 | Jan 05, 2022, 04:33 PM | |
| PLUG | PLUG POWER INC | WILLIS GARY K | Director | Oct 01, 2021 | Option Exercise | $25.54 | 440 | 11,238 | 416,756 | Oct 05, 2021, 04:03 PM | |
| PLUG | PLUG POWER INC | WILLIS GARY K | Director | Jul 15, 2021 | Option Exercise | $35.00 | 643 | 22,502 | 411,834 | Jul 21, 2021, 09:25 PM | |
| PLUG | PLUG POWER INC | WILLIS GARY K | Director | Dec 11, 2020 | Option Exercise | $14.27 | 180,400 | 2,573,457 | 501,133 | Dec 15, 2020, 04:01 PM | |
| PLUG | PLUG POWER INC | WILLIS GARY K | Director | Apr 01, 2020 | Option Exercise | $3.54 | 2,472 | 8,751 | 396,408 | Apr 03, 2020, 04:30 PM | |
| PLUG | PLUG POWER INC | WILLIS GARY K | Director | Jan 02, 2020 | Option Exercise | $3.16 | 2,769 | 8,750 | 393,936 | Jan 06, 2020, 04:59 PM | |
| PLUG | PLUG POWER INC | WILLIS GARY K | Director | Oct 01, 2019 | Option Exercise | $2.63 | 3,327 | 8,750 | 391,167 | Oct 03, 2019, 04:20 PM | |
| PLUG | PLUG POWER INC | WILLIS GARY K | Director | Jul 01, 2019 | Option Exercise | $2.25 | 3,889 | 8,750 | 387,840 | Jul 03, 2019, 04:22 PM | |
| PLUG | PLUG POWER INC | WILLIS GARY K | Director | May 09, 2019 | Option Exercise | $2.31 | 27,056 | 62,499 | 383,951 | Jul 01, 2019, 08:00 PM | |
| PLUG | PLUG POWER INC | WILLIS GARY K | Director | Apr 01, 2019 | Option Exercise | $2.40 | 3,646 | 8,750 | 356,895 | Apr 03, 2019, 04:42 PM | |
| PLUG | PLUG POWER INC | WILLIS GARY K | Director | Jan 02, 2019 | Option Exercise | $1.24 | 7,056 | 8,749 | 353,249 | Jan 04, 2019, 04:21 PM | |
| PLUG | PLUG POWER INC | WILLIS GARY K | Director | Oct 01, 2018 | Option Exercise | $1.92 | 4,557 | 8,749 | 346,193 | Oct 03, 2018, 04:55 PM | |
| PLUG | PLUG POWER INC | WILLIS GARY K | Director | Jul 02, 2018 | Option Exercise | $2.02 | 4,332 | 8,751 | 341,636 | Jul 05, 2018, 04:28 PM | |
| PLUG | PLUG POWER INC | WILLIS GARY K | Director | May 16, 2018 | Option Exercise | $2.11 | 29,621 | 62,500 | 337,304 | May 18, 2018, 07:39 PM | |
| PLUG | PLUG POWER INC | WILLIS GARY K | Director | Apr 02, 2018 | Option Exercise | $1.89 | 4,630 | 8,751 | 307,683 | Apr 04, 2018, 03:32 PM | |
| PLUG | PLUG POWER INC | WILLIS GARY K | Director | Jan 02, 2018 | Option Exercise | $2.36 | 3,708 | 8,751 | 303,053 | Jan 04, 2018, 12:00 AM | |
| PLUG | PLUG POWER INC | WILLIS GARY K | Director | Oct 02, 2017 | Option Exercise | $2.61 | 3,352 | 8,749 | 299,345 | Oct 10, 2017, 04:28 PM | |
| PLUG | PLUG POWER INC | WILLIS GARY K | Director | Jul 03, 2017 | Option Exercise | $2.04 | 4,289 | 8,750 | 295,993 | Sep 05, 2017, 12:49 PM | |
| PLUG | PLUG POWER INC | WILLIS GARY K | Director | Jun 28, 2017 | Option Exercise | $2.13 | 29,343 | 62,501 | 291,704 | Jun 30, 2017, 06:11 PM | |
| PLUG | PLUG POWER INC | WILLIS GARY K | Director | Apr 03, 2017 | Option Exercise | $1.38 | 6,341 | 8,751 | 262,361 | Apr 05, 2017, 04:34 PM | |
| PLUG | PLUG POWER INC | WILLIS GARY K | Director | Oct 03, 2016 | Option Exercise | $1.71 | 5,117 | 8,750 | 248,728 | Oct 17, 2016, 04:37 PM | |
| RSTI | ROFIN SINAR TECHNOLOGIES INC | WILLIS GARY K | Director | Oct 03, 2016 | Option Exercise | $31.64 | 3,000 | 94,920 | 54,000 | Oct 04, 2016, 02:54 PM | |
| PLUG | PLUG POWER INC | WILLIS GARY K | Director | Jul 01, 2016 | Option Exercise | $1.86 | 4,704 | 8,749 | 243,611 | Jul 05, 2016, 07:23 PM | |
| PLUG | PLUG POWER INC | WILLIS GARY K | Director | Apr 01, 2016 | Option Exercise | $2.05 | 4,268 | 8,749 | 238,907 | Apr 05, 2016, 03:44 PM | |
| PLUG | PLUG POWER INC | WILLIS GARY K | Director | Jan 14, 2016 | Option Exercise | $2.10 | 4,167 | 8,751 | 231,639 | Jan 15, 2016, 04:18 PM | |
| PLUG | PLUG POWER INC | WILLIS GARY K | Director | Oct 01, 2015 | Option Exercise | $1.88 | 4,654 | 8,750 | 227,472 | Oct 28, 2015, 01:01 PM | |
| RSTI | ROFIN SINAR TECHNOLOGIES INC | WILLIS GARY K | Director | Oct 01, 2015 | Option Exercise | $25.65 | 3,000 | 76,950 | 51,000 | Oct 02, 2015, 01:37 PM | |
| PLUG | PLUG POWER INC | WILLIS GARY K | Director | Jan 02, 2015 | Option Exercise | $2.98 | 5,872 | 17,499 | 218,623 | Feb 13, 2015, 11:39 AM | |
| RSTI | ROFIN SINAR TECHNOLOGIES INC | WILLIS GARY K | Director | Oct 01, 2014 | Option Exercise | $22.91 | 3,000 | 68,730 | 48,000 | Oct 02, 2014, 11:49 AM | |
| PLUG | PLUG POWER INC | WILLIS GARY K | Director | Jul 01, 2014 | Option Exercise | $4.72 | 3,708 | 17,502 | 208,783 | Jul 02, 2014, 03:49 PM | |
| PLUG | PLUG POWER INC | WILLIS GARY K | Director | Apr 01, 2014 | Option Exercise | $7.54 | 2,321 | 17,500 | 205,075 | Apr 04, 2014, 11:13 AM | |
| PLUG | PLUG POWER INC | WILLIS GARY K | Director | Jan 02, 2014 | Option Exercise | $2.33 | 7,511 | 17,501 | 202,754 | Jan 21, 2014, 01:22 PM | |
| PLUG | PLUG POWER INC | WILLIS GARY K | Director | Oct 02, 2013 | Option Exercise | $0.71 | 24,648 | 17,500 | 195,243 | Oct 07, 2013, 03:09 PM | |
| RSTI | ROFIN SINAR TECHNOLOGIES INC | WILLIS GARY K | Director | Oct 01, 2013 | Option Exercise | $24.32 | 3,000 | 72,960 | 45,000 | Oct 02, 2013, 03:29 PM | |
| PLUG | PLUG POWER INC | WILLIS GARY K | Director | Jul 02, 2013 | Option Exercise | $0.36 | 48,611 | 17,500 | 170,595 | Jul 05, 2013, 04:59 PM | |
| PLUG | PLUG POWER INC | WILLIS GARY K | Director | Apr 01, 2013 | Option Exercise | $0.17 | 51,471 | 8,750 | 121,984 | Apr 03, 2013, 04:47 PM | |
| PLUG | PLUG POWER INC | WILLIS GARY K | Director | Jan 02, 2013 | Option Exercise | $0.50 | 17,500 | 8,750 | 70,513 | Apr 03, 2013, 04:40 PM | |
| RSTI | ROFIN SINAR TECHNOLOGIES INC | WILLIS GARY K | Director | Oct 01, 2012 | Option Exercise | $20.38 | 3,000 | 61,140 | 42,000 | Feb 22, 2013, 05:43 PM | |
| PLUG | PLUG POWER INC | WILLIS GARY K | Director | Oct 03, 2012 | Option Exercise | $0.83 | 10,542 | 8,750 | 53,013 | Oct 05, 2012, 11:26 AM | |
| ZIGO | ZYGO CORP | WILLIS GARY K | Director | Aug 29, 2012 | Sale | $19.83 | 50,000 | 991,380 | 96,646 | Aug 31, 2012, 04:47 PM | |
| PLUG | PLUG POWER INC | WILLIS GARY K | Director | Jul 02, 2012 | Option Exercise | $1.14 | 7,675 | 8,749 | 42,471 | Jul 06, 2012, 03:21 PM | |
| PLUG | PLUG POWER INC | WILLIS GARY K | Director | Apr 02, 2012 | Option Exercise | $1.27 | 6,890 | 8,750 | 34,796 | Apr 04, 2012, 04:04 PM | |
| PLUG | PLUG POWER INC | WILLIS GARY K | Director | Jan 03, 2012 | Option Exercise | $2.00 | 4,375 | 8,750 | 27,906 | Jan 18, 2012, 09:55 AM | |
| PLUG | PLUG POWER INC | WILLIS GARY K | Director | Oct 03, 2011 | Option Exercise | $1.73 | 4,422 | 7,650 | 23,531 | Oct 05, 2011, 03:15 PM | |
| PLUG | PLUG POWER INC | WILLIS GARY K | Director | Aug 02, 2011 | Option Exercise | $2.24 | 3,348 | 7,500 | 19,109 | Aug 04, 2011, 08:53 AM | |
| PLUG | PLUG POWER INC | WILLIS GARY K | Director | Apr 04, 2011 | Option Exercise | $0.76 | 9,868 | 7,500 | 157,615 | Apr 06, 2011, 04:18 PM | |
| PLUG | PLUG POWER INC | WILLIS GARY K | Director | Jan 07, 2011 | Option Exercise | $0.39 | 19,231 | 7,500 | 147,747 | Jan 10, 2011, 04:26 PM | |
| RSTI | ROFIN SINAR TECHNOLOGIES INC | WILLIS GARY K | Director | Nov 15, 2010 | Sale | $28.73 | 3,000 | 86,175 | 36,000 | Nov 15, 2010, 02:54 PM |
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