Institutional Ownership
Plug Power Inc
CUSIP 72919P202COM NEWPLUGQ1 2026
13D / 13G Filings
22
Schedule 13D/13G on record
Beneficial Filers
7
Distinct reporting persons
Largest Stake
10.7%
Max % of class reported
Institutional Holders
457
13F filers (latest quarter)
Beneficial Owners — Schedule 13D / 13G
22 filings · latest Oct 17, 2025
| # | Filed | Reporting Person | Form | % of Class | Shares | Filing |
|---|---|---|---|---|---|---|
| 1 | Oct 17, 2025 | Blackrock, Inc. | 13G/A | 8.3% | 98.18M | SEC |
| 2 | Jul 24, 2025 | Norges Bank | 13G/A | 0.4% | 5.01M | SEC |
| 3 | Jul 17, 2025 | Blackrock, Inc. | 13G/A | 7.2% | 83.09M | SEC |
| 4 | Jun 25, 2025 | Grove Energy Capital LLC | 13D/A | 4.8% | — | SEC |
| 5 | Nov 6, 2024 | Grove Energy Capital LLC | 13D/A | 6.2% | 54.97M | SEC |
| 6 | Feb 13, 2024 | Vanguard Group Inc | 13G/A | 8.9% | 53.99M | SEC |
| 7 | Jan 25, 2024 | Blackrock Inc. | 13G/A | 8.5% | 51.30M | SEC |
| 8 | Feb 9, 2023 | Vanguard Group Inc | 13G/A | 8.9% | 51.87M | SEC |
| 9 | Jan 25, 2023 | Blackrock Inc. | 13G/A | 8.7% | 50.85M | SEC |
| 10 | May 11, 2022 | Grove Energy Capital LLC | 13D/A | 9.5% | 54.97M | SEC |
12 more beneficial-ownership filings on Premium
See the full Schedule 13D/13G history for Plug Power Inc.
Unlock full historyTop Institutional Holders (13F)
Largest reported positions · latest quarter
| # | Fund | Shares | Value |
|---|---|---|---|
| 1 | Blackrock, Inc. | 152.09M | $343.73M |
| 2 | D. E. Shaw & Co., Inc. | 48.96M | $110.65M |
| 3 | Ubs Group AG | 41.59M | $94.00M |
| 4 | State Street Corp | 36.55M | $82.60M |
| 5 | Geode Capital Management, LLC | 34.71M | $78.46M |
| 6 | Renaissance Technologies LLC | 27.74M | $62.69M |
| 7 | Two Sigma Investments, LP | 27.40M | $61.91M |
| 8 | Dimensional Fund Advisors LP | 18.13M | $40.97M |
| 9 | Northern Trust Corp | 11.69M | $26.41M |
| 10 | Charles Schwab Investment Management Inc | 11.29M | $25.52M |