Plug Power Inc
PLUG- Exchange
- Nasdaq
- Industry
- Electrical Industrial Apparatus
- SEC CIK
- 0001093691
In the last 90 days, Plug Power Inc insiders filed 0 open-market purchases and 2 sales; 511 institutions reported holding it in 13F filings for Q2 2026, worth $2.20B in total; Coatue Management is the only superinvestor holding it.
Open-market trades, last 90 days
Open-market purchases (P) and sales (S) by Plug Power Inc insiders, counted by Form 4 filing. Trades with a flagged price and duplicate filings are left out.
- Open-market buys
- 0 filings
- Open-market sells
- 2 filings
- 1 insider, $496.5K in total
- Insiders trading
- 1
- Net value
- −$496.5K
- Purchases minus sales
Insider roster
Directors, officers and 10% owners who have filed a Form 4 for Plug Power Inc, current and former, most recent filer first. Last reported holding is the position after the last non-derivative trade in their latest filing.
| Name | Title | Last reported holding | Last filing | Filings, past year |
|---|---|---|---|---|
| Haycraft Benjamin | CSO & GM EMEA | 101,249 | Sep 22, 2026 | 6 |
| Kenausis Gregory | Director | 514,412 | Jul 6, 2026 | 5 |
| Joggerst Patrick | Director | 253,184 | Jul 6, 2026 | 5 |
| Bonney Mark J | Director | 271,530 | Jul 6, 2026 | 5 |
| Angle Colin M | Director | 153,102 | Jul 6, 2026 | 5 |
| Marsh Andrew | Director | 853,378 | Jul 2, 2026 | 6 |
| Middleton Paul B | CFO & Executive VP | 2,947,169 | Jun 29, 2026 | 1 |
| Conway Gerard L JR | Gen. Coun, Corp Sec., Exec. VP | 259,482 | Jun 29, 2026 | 1 |
| Crespo Jose Luis | See Remarks | 307,332 | Jun 29, 2026 | 2 |
| Fullerton Dean | Chief Operating Officer | – | Jun 29, 2026 | 1 |
| McNamee George C | Director | 873,282 | Jun 16, 2026 | 3 |
| Willis Gary K | Director | 730,107 | Jun 16, 2026 | 3 |
| Helmer Maureen O | Director | 361,318 | Jun 16, 2026 | 4 |
| Mahtani Kavita | Director | 239,847 | Apr 10, 2026 | 3 |
| Hull Martin Daniel | Corporate Controller and CAO | 179,873 | May 7, 2025 | 0 |
| Shrestha Sanjay K | CSO & GM, Energy Solutions | 160,270 | Apr 30, 2024 | 0 |
| Mindnich David | EVP, Global Manufacturing | 185,416 | Jan 19, 2024 | 0 |
| Schmid Keith | GM New Mkts & Pres New Prd Dv | 474,776 | Oct 3, 2023 | 0 |
| Bua Jean A | Director | 22,669 | Jul 6, 2023 | 0 |
| Silver Jonathan M | Director | 75,715 | Jul 6, 2023 | 0 |
| Hoefelmann Dirk Ole | GM, Electrolyzers & Exec VP | 350,000 | Apr 27, 2023 | 0 |
| Schneider Lucas P | Director | 135,302 | Apr 5, 2023 | 0 |
| Schmidt Keith | GM New Mkts & Pres New Prd Dv | 417,971 | Dec 2, 2022 | 0 |
| Roth Johannes Minho | Director | 234,633 | Jul 15, 2022 | 0 |
| Harriman Kim | Director | 6,471 | Jul 15, 2022 | 0 |
Insider trades
Each row adds up one type of transaction in one Form 4 filing. Only open-market purchases (P) and sales (S) are shown by default; use the filters to see grants, option exercises and other codes.
| Filed (ET) | Trade date | Filing delay | Insider | Transaction | Shares | Avg price | Value | Holding change | Flags |
|---|---|---|---|---|---|---|---|---|---|
| Sep 22, 2026 (view filing)4:18 PM ET | Sep 18 | 4 days | Haycraft BenjaminCSO & GM EMEA | SSale | −200.0K | $2.14 | −$428.3K | −66.4%101.2K after | 10b5-1 |
| Sep 15, 2026 (view filing)4:26 PM ET | Sep 11-15 | 4 days | Haycraft BenjaminCSO & GM EMEA | SSale | −32.6K | $2.09 | −$68.2K | −9.8%301.2K after | 2 lots10b5-1 |
| Jun 10, 2026 (view filing) | Jun 8 | 2 days | Helmer Maureen ODirector | SSale | −50.0K | $3.23 | −$161.5K | −13.5%321.6K after | 10b5-1 |
| Jan 14, 2026 (view filing) | Jan 12 | 2 days | Haycraft BenjaminCSO & GM EMEA | SSale | −40.0K | $2.17 | −$86.8K | −10.7%333.8K after | 10b5-1 |
| Dec 17, 2025 (view filing) | Dec 15 | 2 days | Crespo Jose LuisSee Remarks | PPurchase | +37.3K | $2.34 | +$87.3K | +13.8%307.3K after | 10b5-1 |
| Dec 12, 2025 (view filing) | Oct 10-Dec 10 | 63 daysLate | Haycraft BenjaminCSO & GM EMEA | SSale | −50.0K | $2.52 | −$126.0K | −11.8%373.8K after | 2 lots10b5-1 |
| Nov 12, 2025 (view filing) | Nov 10 | 2 days | Haycraft BenjaminCSO & EVP of EMEA Region | SSale | −10.0K | $2.92 | −$29.2K | −2.1%467.6K after | 10b5-1 |
| Sep 18, 2025 (view filing) | Sep 16 | 2 days | Haycraft BenjaminCSO & GM of EMEA Region | SSale | −11.0K | $1.59 | −$17.4K | −2.2%477.6K after | |
| Jun 13, 2025 (view filing) | Jun 11 | 2 days | Crespo Jose LuisChief Revenue Officer | SSale | −37.3K | $1.32 | −$49.2K | −12.1%270.0K after | 10b5-1 |
| Jun 9, 2025 (view filing) | Jun 9 | Same day | Middleton Paul BSee Remarks | PPurchase | +650.0K | $1.03 | +$669.5K | +34.1%2.56M after | |
| May 19, 2025 (view filing) | May 16 | 3 days | Middleton Paul BCFO & Executive VP | PPurchase | +350.0K | $0.72 | +$252.0K | +22.5%1.91M after | |
| Nov 5, 2024 (view filing) | Nov 1 | 4 days | McNamee George CDirector | SSale | −10.0K | $2.09 | −$20.9K | −1.4%684.8K after | 10b5-1 |
| Aug 2, 2024 (view filing) | Aug 1 | 1 day | McNamee George CDirector | SSale | −10.0K | $2.37 | −$23.7K | −1.4%683.4K after | 10b5-1 |
| May 13, 2024 (view filing) | May 10 | 3 days | McNamee George CDirector | SSale | −10.0K | $2.56 | −$25.6K | −1.5%639.6K after | 10b5-1 |
| Oct 4, 2023 (view filing) | Oct 2 | 2 days | Crespo Jose LuisGM, MATL Handling, Key Accts | SSale | −32.0K | $7.20 | −$230.1K | −11.3%250.6K after | |
| Jul 22, 2021 (view filing) | Jul 13 | 9 daysLate | Shrestha Sanjay KChief Strategy Officer | SSale | −5.70K | $28.43 | −$162.1K | −2.1%269.3K after |