Insider · CIK 0001279977
Maureen O Helmer
Files at: PLUG. On EDGAR ↗
Reported trades — common stock
| Trade | Reported (ET) | Company | Shares | Avg price | Total | Owned after | Δ stake | Flags |
|---|---|---|---|---|---|---|---|---|
| Jun 11, 2026 AForm 4 → | Jun 16, 6:41 pm EDT | PLUG POWER INCPLUG | 39,753 | — | — | 361,318 | — | late |
| Jun 8, 2026 SForm 4 → | Jun 10, 4:05 pm EDT | PLUG POWER INCPLUG | 50,000 | $3.23 | $161,620 | 321,565 | −13.5% | 10b5-1 |
| Jan 2, 2019 AForm 4 → | Jan 4, 4:21 pm EST | PLUG POWER INCPLUG | 6,552 | $1.24 | $8,124 | 242,299 | — | plan? |
| Oct 1, 2018 AForm 4 → | Oct 3, 4:51 pm EDT | PLUG POWER INCPLUG | 4,097 | $1.92 | $7,866 | 235,747 | — | plan? |
| Jul 2, 2018 AForm 4 → | Jul 5, 4:24 pm EDT | PLUG POWER INCPLUG | 3,713 | $2.02 | $7,500 | 231,650 | — | plan? |
| May 16, 2018 AForm 4 → | May 18, 7:38 pm EDT | PLUG POWER INCPLUG | 29,621 | $2.11 | $62,500 | 227,937 | — | plan? |
| Apr 2, 2018 AForm 4 → | Apr 4, 3:31 pm EDT | PLUG POWER INCPLUG | 3,968 | $1.89 | $7,500 | 198,316 | — | plan? |
| Jan 2, 2018 AForm 4 → | Jan 4, 3:55 pm EST | PLUG POWER INCPLUG | 3,178 | $2.36 | $7,500 | 194,348 | — | plan? |
| Oct 2, 2017 AForm 4 → | Oct 10, 4:31 pm EDT | PLUG POWER INCPLUG | 2,874 | $2.61 | $7,501 | 191,170 | — | plan? late |
| Jul 3, 2017 AForm 4 → | Sep 5, 12:47 pm EDT | PLUG POWER INCPLUG | 3,676 | $2.04 | $7,499 | 188,296 | — | plan? late |
| Jun 28, 2017 AForm 4 → | Jun 30, 6:09 pm EDT | PLUG POWER INCPLUG | 29,343 | $2.13 | $62,501 | 184,620 | — | plan? |
| Apr 3, 2017 AForm 4 → | Apr 5, 4:32 pm EDT | PLUG POWER INCPLUG | 5,435 | $1.38 | $7,500 | 155,277 | — | plan? |
| Jan 3, 2017 AForm 4 → | Jan 5, 4:18 pm EST | PLUG POWER INCPLUG | 6,250 | $1.20 | $7,500 | 149,842 | — | plan? |
| Oct 3, 2016 AForm 4 → | Oct 18, 12:21 pm EDT | PLUG POWER INCPLUG | 4,386 | $1.71 | $7,500 | 143,592 | — | plan? late |
| Jul 1, 2016 AForm 4 → | Jul 5, 7:22 pm EDT | PLUG POWER INCPLUG | 4,032 | $1.86 | $7,500 | 139,206 | — | plan? |
| Apr 1, 2016 AForm 4 → | Apr 5, 3:43 pm EDT | PLUG POWER INCPLUG | 3,659 | $2.05 | $7,501 | 135,174 | — | plan? |
| Mar 24, 2016 SForm 4 → | Mar 28, 5:38 pm EDT | PLUG POWER INCPLUG | 30,000 | $1.96 | $58,800 | 131,515 | −18.6% | plan? |
| Jan 14, 2016 AForm 4 → | Jan 15, 4:18 pm EST | PLUG POWER INCPLUG | 3,571 | $2.10 | $7,499 | 161,515 | — | plan? |
| Oct 1, 2015 AForm 4 → | Oct 28, 2:37 pm EDT | PLUG POWER INCPLUG | 3,989 | $1.88 | $7,499 | 157,944 | — | plan? late |
| Jul 17, 2015 AForm 4 → | Jul 17, 3:37 pm EDT | PLUG POWER INCPLUG | 3,191 | $2.35 | $7,499 | 153,955 | — | plan? |
| Apr 2, 2015 AForm 4 → | Apr 6, 6:31 pm EDT | PLUG POWER INCPLUG | 2,976 | $2.52 | $7,500 | 150,764 | — | plan? |
| Jan 2, 2015 AForm 4 → | Feb 13, 11:40 am EST | PLUG POWER INCPLUG | 2,517 | $2.98 | $7,501 | 147,788 | — | plan? late |
| Oct 1, 2014 AForm 5 → | Feb 13, 2015, 11:37 am EST | PLUG POWER INCPLUG | 1,701 | $4.41 | $7,501 | 145,271 | — | plan? |
Reported trades — derivatives (options, RSUs, warrants)
| Trade | Reported (ET) | Company | Shares | Avg price | Total | Owned after | Δ stake | Flags |
|---|---|---|---|---|---|---|---|---|
| Jun 11, 2026 AForm 4 → | Jun 16, 6:41 pm EDT | PLUG POWER INCPLUG | 39,753 | — | — | 39,753 | — | late |
| May 16, 2018 AForm 4 → | May 18, 7:38 pm EDT | PLUG POWER INCPLUG | 29,621 | — | — | 29,621 | — | |
| Jun 28, 2017 AForm 4 → | Jun 30, 6:09 pm EDT | PLUG POWER INCPLUG | 29,343 | — | — | 29,343 | — | |
| May 18, 2016 AForm 4 → | May 20, 1:52 pm EDT | PLUG POWER INCPLUG | 30,000 | — | — | 30,000 | — | |
| May 21, 2015 AForm 4 → | Jul 17, 3:37 pm EDT | PLUG POWER INCPLUG | 30,000 | — | — | 30,000 | — | late |
| Jul 23, 2014 AForm 5 → | Feb 13, 2015, 11:37 am EST | PLUG POWER INCPLUG | 10,000 | — | — | 115,700 | — |