Plug Power Inc.SEC Filings
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All SEC filings by Plug Power Inc. (PLUG) — annual and quarterly reports, current reports, registrations, proxies and ownership forms, updated in real time.
Financials
| 10-Q | Quarterly report | View Diff | Aug 10, 2026 | |
| 10-Q | Quarterly report | View Diff | May 11, 2026 | |
| ARS | Annual report to shareholders | Apr 30, 2026 | ||
| 10-K | Annual report | View Diff | Mar 2, 2026 | |
| 10-Q | Quarterly report | View Diff | Nov 10, 2025 | |
| 10-Q | Quarterly report | View Diff | Aug 11, 2025 | |
| ARS | Annual report to shareholders | Jun 9, 2025 | ||
| 10-Q | Quarterly report | View Diff | May 12, 2025 | |
| 10-K/A | Annual report | View Diff | Apr 30, 2025 | |
| 10-K | Annual report | View Diff | Mar 3, 2025 |
Events
| 8-K | Plug Reports Revenue of ~$178 Million, ~break-Even Gross Margin, Net Cash Usage of ~$61 Million and Increases Revenue Guidance for 2026 | Aug 10, 2026 | ||
| 8-K | Entry Into a Material Definitive Agreement | Jul 13, 2026 | ||
| 8-K | Current report | Jun 15, 2026 | ||
| 8-K | Current report | Jun 11, 2026 | ||
| 8-K | Current report | Jun 4, 2026 | ||
| 8-K | Plug Power Reports Strong Q1 2026 Results with 22% Revenue Growth and 71% Margin Improvement Year Over Year | May 11, 2026 | ||
| 8-K | Departure of Directors or Certain Officers | Mar 10, 2026 | ||
| 8-K | Plug Power Reports Q4 and Full Year 2025 Results with Strong Sales Growth and Margin Expansion | Mar 2, 2026 | ||
| 8-K | First of Three Phases of Targeted Strategic Infrastructure Optimization Initiative | Feb 26, 2026 | ||
| 8-K | Amendments to Articles of Incorporation or Bylaws | Feb 13, 2026 |
Registrations and Prospectuses
| S-8 | Registration of securities for employees | Jun 18, 2026 | ||
| S-8 | Registration of securities for employees | Mar 6, 2026 | ||
| 424B5 | Prospectus supplement for primary offering | Oct 8, 2025 | ||
| 424B5 | Prospectus supplement for primary offering | Sep 30, 2025 | ||
| 424B7 | Prospectus with selling stockholder info | Sep 22, 2025 | ||
| 424B5 | Prospectus supplement for primary offering | Aug 15, 2025 | ||
| 424B7 | Prospectus with selling stockholder info | Jul 9, 2025 | ||
| 424B7 | Prospectus with selling stockholder info | Jun 6, 2025 | ||
| 424B7 | Prospectus with selling stockholder info | Jun 6, 2025 | ||
| S-3ASR | Automatic shelf registration | May 27, 2025 |
Proxies
| DEFA14A | Additional proxy soliciting materials | Jun 4, 2026 | ||
| DEFA14A | Additional proxy soliciting materials | Jun 4, 2026 | ||
| DEFA14A | Additional proxy soliciting materials | Apr 30, 2026 | ||
| DEF 14A | Definitive proxy | View Diff | Apr 30, 2026 | |
| DEFA14A | Additional proxy soliciting materials | Feb 11, 2026 | ||
| DEFA14A | Additional proxy soliciting materials | Feb 10, 2026 | ||
| DEFA14A | Additional proxy soliciting materials | Feb 6, 2026 | ||
| DEFA14A | Additional proxy soliciting materials | Feb 4, 2026 | ||
| DEFA14A | Additional proxy soliciting materials | Feb 3, 2026 | ||
| DEFA14A | Additional proxy soliciting materials | Feb 2, 2026 |
Other
| SD | Conflict minerals disclosure | May 29, 2026 | ||
| SD | Conflict minerals disclosure | May 30, 2025 | ||
| UPLOAD | Letter from SEC | Oct 7, 2024 | ||
| CORRESP | Correspondence with SEC | Oct 3, 2024 | ||
| UPLOAD | Letter from SEC | Sep 23, 2024 | ||
| CORRESP | Correspondence with SEC | Sep 11, 2024 | ||
| UPLOAD | Letter from SEC | Aug 27, 2024 | ||
| UPLOAD | Letter from SEC | Mar 21, 2022 | ||
| CORRESP | Correspondence with SEC | Jan 19, 2022 | ||
| UPLOAD | Letter from SEC | Dec 20, 2021 |
Ownership
| 144 | Notice of proposed sale of securities | 5h ago | ||
| SC 13G/A | Beneficial ownership report | Jul 29, 2026 | ||
| 4 | Kenausis Gregory | Jul 6, 2026 | ||
| 4 | Joggerst Patrick | Jul 6, 2026 | ||
| 4 | Haycraft Benjamin | Jul 6, 2026 | ||
| 4 | Bonney Mark J | Jul 6, 2026 | ||
| 4 | Angle Colin M | Jul 6, 2026 | ||
| 4 | Marsh Andrew | Jul 2, 2026 | ||
| 4 | Middleton Paul B | Jun 29, 2026 | ||
| 4 | Conway Gerard L Jr | Jun 29, 2026 |