| Symbol | Company | Owner | Relationship | Date | Transaction | Cost | # Shares | Value ($) | Total Shares | Filing | |
|---|---|---|---|---|---|---|---|---|---|---|---|
| PLUG | PLUG POWER INC | HELMER MAUREEN O | Director | Apr 01, 2024 | Option Exercise | $3.44 | 7,994 | 27,499 | 156,189 | Apr 03, 2024, 07:26 PM | |
| PLUG | PLUG POWER INC | HELMER MAUREEN O | Director | Jan 02, 2024 | Option Exercise | $4.50 | 3,056 | 13,752 | 148,195 | Jan 04, 2024, 04:03 PM | |
| PLUG | PLUG POWER INC | HELMER MAUREEN O | Director | Oct 02, 2023 | Option Exercise | $7.60 | 1,809 | 13,748 | 145,139 | Oct 04, 2023, 04:22 PM | |
| PLUG | PLUG POWER INC | HELMER MAUREEN O | Director | Jul 03, 2023 | Option Exercise | $10.39 | 1,323 | 13,746 | 143,330 | Jul 06, 2023, 05:26 PM | |
| PLUG | PLUG POWER INC | HELMER MAUREEN O | Director | Apr 03, 2023 | Option Exercise | $11.72 | 1,173 | 13,748 | 129,858 | Apr 05, 2023, 04:03 PM | |
| PLUG | PLUG POWER INC | HELMER MAUREEN O | Director | Jan 03, 2023 | Option Exercise | $12.37 | 859 | 10,626 | 128,685 | Jan 05, 2023, 04:00 PM | |
| PLUG | PLUG POWER INC | HELMER MAUREEN O | Director | Oct 03, 2022 | Option Exercise | $21.01 | 506 | 10,631 | 127,826 | Oct 05, 2022, 04:27 PM | |
| PLUG | PLUG POWER INC | HELMER MAUREEN O | Director | Jul 01, 2022 | Option Exercise | $16.57 | 641 | 10,621 | 120,531 | Jul 15, 2022, 04:03 PM | |
| PLUG | PLUG POWER INC | HELMER MAUREEN O | Director | Jan 03, 2022 | Option Exercise | $28.23 | 376 | 10,614 | 119,519 | Jan 05, 2022, 04:29 PM | |
| PLUG | PLUG POWER INC | HELMER MAUREEN O | Director | Oct 01, 2021 | Option Exercise | $25.54 | 416 | 10,625 | 119,143 | Oct 05, 2021, 04:02 PM | |
| PLUG | PLUG POWER INC | HELMER MAUREEN O | Director | Jul 15, 2021 | Option Exercise | $34.99 | 607 | 21,242 | 114,245 | Jul 21, 2021, 09:24 PM | |
| PLUG | PLUG POWER INC | HELMER MAUREEN O | Director | Dec 17, 2020 | Sale | $30.00 | 10,000 | 300,000 | 113,398 | Dec 21, 2020, 04:02 PM | |
| PLUG | PLUG POWER INC | HELMER MAUREEN O | Director | Dec 14, 2020 | Sale | $26.13 | 15,311 | 400,111 | 123,698 | Dec 16, 2020, 04:46 PM | |
| PLUG | PLUG POWER INC | HELMER MAUREEN O | Director | Oct 05, 2020 | Sale | $15.00 | 35,000 | 525,000 | 138,709 | Oct 07, 2020, 04:00 PM | |
| PLUG | PLUG POWER INC | HELMER MAUREEN O | Director | Sep 18, 2020 | Sale | $13.28 | 75,000 | 996,233 | 173,103 | Sep 22, 2020, 04:03 PM | |
| PLUG | PLUG POWER INC | HELMER MAUREEN O | Director | Jun 23, 2020 | Option Exercise | $4.26 | 300,328 | 1,279,367 | 397,277 | Jun 25, 2020, 08:45 PM | |
| PLUG | PLUG POWER INC | HELMER MAUREEN O | Director | Apr 16, 2020 | Option Exercise | $3.44 | 180,000 | 618,351 | 349,306 | Apr 20, 2020, 04:30 PM | |
| PLUG | PLUG POWER INC | HELMER MAUREEN O | Director | Apr 01, 2020 | Option Exercise | $3.54 | 2,295 | 8,124 | 284,306 | Apr 03, 2020, 04:30 PM | |
| PLUG | PLUG POWER INC | HELMER MAUREEN O | Director | Jan 02, 2020 | Option Exercise | $3.16 | 2,571 | 8,124 | 282,011 | Jan 06, 2020, 04:58 PM | |
| PLUG | PLUG POWER INC | HELMER MAUREEN O | Director | Oct 01, 2019 | Option Exercise | $2.63 | 3,089 | 8,124 | 279,440 | Oct 03, 2019, 04:19 PM | |
| PLUG | PLUG POWER INC | HELMER MAUREEN O | Director | Jul 01, 2019 | Option Exercise | $2.25 | 3,611 | 8,125 | 276,351 | Jul 03, 2019, 04:20 PM | |
| PLUG | PLUG POWER INC | HELMER MAUREEN O | Director | May 09, 2019 | Option Exercise | $2.31 | 27,056 | 62,499 | 272,740 | Jul 01, 2019, 08:00 PM | |
| PLUG | PLUG POWER INC | HELMER MAUREEN O | Director | Apr 01, 2019 | Option Exercise | $2.40 | 3,385 | 8,124 | 245,684 | Apr 03, 2019, 04:44 PM | |
| PLUG | PLUG POWER INC | HELMER MAUREEN O | Director | Jan 02, 2019 | Option Exercise | $1.24 | 6,552 | 8,124 | 242,299 | Jan 04, 2019, 04:21 PM | |
| PLUG | PLUG POWER INC | HELMER MAUREEN O | Director | Oct 01, 2018 | Option Exercise | $1.92 | 4,097 | 7,866 | 235,747 | Oct 03, 2018, 04:51 PM | |
| PLUG | PLUG POWER INC | HELMER MAUREEN O | Director | Jul 02, 2018 | Option Exercise | $2.02 | 3,713 | 7,500 | 231,650 | Jul 05, 2018, 04:24 PM | |
| PLUG | PLUG POWER INC | HELMER MAUREEN O | Director | May 16, 2018 | Option Exercise | $2.11 | 29,621 | 62,500 | 227,937 | May 18, 2018, 07:38 PM | |
| PLUG | PLUG POWER INC | HELMER MAUREEN O | Director | Apr 02, 2018 | Option Exercise | $1.89 | 3,968 | 7,500 | 198,316 | Apr 04, 2018, 03:31 PM | |
| PLUG | PLUG POWER INC | HELMER MAUREEN O | Director | Jan 02, 2018 | Option Exercise | $2.36 | 3,178 | 7,500 | 194,348 | Jan 04, 2018, 03:55 PM | |
| PLUG | PLUG POWER INC | HELMER MAUREEN O | Director | Oct 02, 2017 | Option Exercise | $2.61 | 2,874 | 7,501 | 191,170 | Oct 10, 2017, 04:31 PM | |
| PLUG | PLUG POWER INC | HELMER MAUREEN O | Director | Jul 03, 2017 | Option Exercise | $2.04 | 3,676 | 7,499 | 188,296 | Sep 05, 2017, 12:47 PM | |
| PLUG | PLUG POWER INC | HELMER MAUREEN O | Director | Jun 28, 2017 | Option Exercise | $2.13 | 29,343 | 62,501 | 184,620 | Jun 30, 2017, 06:09 PM | |
| PLUG | PLUG POWER INC | HELMER MAUREEN O | Director | Apr 03, 2017 | Option Exercise | $1.38 | 5,435 | 7,500 | 155,277 | Apr 05, 2017, 04:32 PM | |
| PLUG | PLUG POWER INC | HELMER MAUREEN O | Director | Jan 03, 2017 | Option Exercise | $1.20 | 6,250 | 7,500 | 149,842 | Jan 05, 2017, 04:18 PM | |
| PLUG | PLUG POWER INC | HELMER MAUREEN O | Director | Oct 03, 2016 | Option Exercise | $1.71 | 4,386 | 7,500 | 143,592 | Oct 18, 2016, 12:21 PM | |
| PLUG | PLUG POWER INC | HELMER MAUREEN O | Director | Jul 01, 2016 | Option Exercise | $1.86 | 4,032 | 7,500 | 139,206 | Jul 05, 2016, 07:22 PM | |
| PLUG | PLUG POWER INC | HELMER MAUREEN O | Director | Apr 01, 2016 | Option Exercise | $2.05 | 3,659 | 7,501 | 135,174 | Apr 05, 2016, 03:43 PM | |
| PLUG | PLUG POWER INC | HELMER MAUREEN O | Director | Mar 24, 2016 | Sale | $1.96 | 30,000 | 58,800 | 131,515 | Mar 28, 2016, 05:38 PM | |
| PLUG | PLUG POWER INC | HELMER MAUREEN O | Director | Jan 14, 2016 | Option Exercise | $2.10 | 3,571 | 7,499 | 161,515 | Jan 15, 2016, 04:18 PM | |
| PLUG | PLUG POWER INC | HELMER MAUREEN O | Director | Oct 01, 2015 | Option Exercise | $1.88 | 3,989 | 7,499 | 157,944 | Oct 28, 2015, 02:37 PM | |
| PLUG | PLUG POWER INC | HELMER MAUREEN O | Director | Jul 17, 2015 | Option Exercise | $2.35 | 3,191 | 7,499 | 153,955 | Jul 17, 2015, 03:37 PM | |
| PLUG | PLUG POWER INC | HELMER MAUREEN O | Director | Apr 02, 2015 | Option Exercise | $2.52 | 2,976 | 7,500 | 150,764 | Apr 06, 2015, 06:31 PM | |
| PLUG | PLUG POWER INC | HELMER MAUREEN O | Director | Jan 02, 2015 | Option Exercise | $2.98 | 2,517 | 7,501 | 147,788 | Feb 13, 2015, 11:40 AM | |
| PLUG | PLUG POWER INC | HELMER MAUREEN O | Director | Jul 01, 2014 | Option Exercise | $4.72 | 1,589 | 7,500 | 143,570 | Jul 02, 2014, 04:17 PM | |
| PLUG | PLUG POWER INC | HELMER MAUREEN O | Director | Apr 01, 2014 | Option Exercise | $7.54 | 995 | 7,502 | 141,981 | Apr 04, 2014, 11:19 AM | |
| PLUG | PLUG POWER INC | HELMER MAUREEN O | Director | Jan 02, 2014 | Option Exercise | $2.33 | 3,219 | 7,500 | 140,986 | Jan 21, 2014, 01:35 PM | |
| PLUG | PLUG POWER INC | HELMER MAUREEN O | Director | Oct 02, 2013 | Option Exercise | $0.71 | 10,563 | 7,500 | 137,767 | Oct 07, 2013, 03:14 PM | |
| PLUG | PLUG POWER INC | HELMER MAUREEN O | Director | Jul 02, 2013 | Option Exercise | $0.36 | 20,833 | 7,500 | 127,204 | Jul 05, 2013, 04:57 PM | |
| PLUG | PLUG POWER INC | HELMER MAUREEN O | Director | Apr 01, 2013 | Option Exercise | $0.17 | 44,118 | 7,500 | 106,371 | Apr 03, 2013, 04:46 PM | |
| PLUG | PLUG POWER INC | HELMER MAUREEN O | Director | Jan 02, 2013 | Option Exercise | $0.50 | 15,000 | 7,500 | 62,253 | Apr 03, 2013, 04:39 PM | |
| PLUG | PLUG POWER INC | HELMER MAUREEN O | Director | Oct 03, 2012 | Option Exercise | $0.83 | 9,036 | 7,500 | 47,253 | Oct 05, 2012, 11:14 AM | |
| PLUG | PLUG POWER INC | HELMER MAUREEN O | Director | Jul 02, 2012 | Option Exercise | $1.14 | 6,579 | 7,500 | 38,217 | Jul 06, 2012, 02:56 PM | |
| PLUG | PLUG POWER INC | HELMER MAUREEN O | Director | Apr 02, 2012 | Option Exercise | $1.27 | 5,906 | 7,501 | 31,638 | Apr 04, 2012, 03:48 PM | |
| PLUG | PLUG POWER INC | HELMER MAUREEN O | Director | Jan 03, 2012 | Option Exercise | $2.00 | 3,750 | 7,500 | 25,732 | Jan 18, 2012, 09:33 AM | |
| PLUG | PLUG POWER INC | HELMER MAUREEN O | Director | Oct 03, 2011 | Option Exercise | $1.73 | 4,029 | 6,970 | 21,982 | Oct 05, 2011, 03:00 PM | |
| PLUG | PLUG POWER INC | HELMER MAUREEN O | Director | Aug 02, 2011 | Option Exercise | $2.24 | 3,069 | 6,875 | 17,953 | Aug 04, 2011, 08:26 AM | |
| PLUG | PLUG POWER INC | HELMER MAUREEN O | Director | Apr 04, 2011 | Option Exercise | $0.76 | 9,046 | 6,875 | 148,841 | Apr 06, 2011, 04:23 PM | |
| PLUG | PLUG POWER INC | HELMER MAUREEN O | Director | Jan 07, 2011 | Option Exercise | $0.39 | 17,628 | 6,875 | 134,845 | Jan 10, 2011, 04:17 PM |
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