PLUG - CIK 0001093691
PLUG POWER INC has filed 2,249 documents with the SEC between 1999 and 2026. The most frequent type is insider trade (1,197 filings), alongside the regular cadence of annual reports, quarterly reports, and event disclosures every public company must make. Use the filters to focus on one filing type, or flip the sort to trace the company's history from its earliest paperwork.
Data parsed from SEC EDGAR XBRL filings. See the full market cap rankings.
| Filing | Type | Filed | Period covered |
|---|---|---|---|
| 424B4 | - | 2001-07-20 | - |
| Insider trade | 4 | 2001-07-09 | 2001-06-30 |
| Major company event | 8-K | 2001-06-27 | 2001-06-27 |
| S-3/A | - | 2001-06-27 | - |
| Major company event | 8-K | 2001-06-14 | 2001-06-08 |
| Activist ownership stake (update) | SC 13D/A | 2001-06-12 | - |
| Securities registration | S-3 | 2001-06-08 | - |
| Insider trade | 4 | 2001-06-01 | 2001-05-31 |
| Activist ownership stake (update) | SC 13D/A | 2001-05-16 | - |
| Quarterly report | 10-Q | 2001-05-11 | 2001-03-31 |
| Insider trade | 4 | 2001-05-04 | 2001-04-30 |
| Proxy statement | DEF 14A | 2001-04-19 | 2001-05-16 |
| Insider trade | 4 | 2001-04-10 | 2001-03-31 |
| Activist ownership stake (update) | SC 13D/A | 2001-04-10 | - |
| Annual report | 10-K | 2001-03-30 | 2000-12-31 |
| Passive ownership stake | SC 13G | 2001-03-07 | - |
| Activist ownership stake (update) | SC 13D/A | 2001-02-09 | - |
| Activist ownership stake | SC 13D | 2000-12-11 | - |
| Quarterly report (amended) | 10-Q/A | 2000-11-22 | 2000-09-30 |
| Quarterly report | 10-Q | 2000-11-14 | 2000-09-30 |
| Major company event | 8-K | 2000-08-25 | 2000-08-23 |
| Quarterly report | 10-Q | 2000-08-10 | 2000-06-30 |
| Major company event | 8-K | 2000-08-04 | 2000-08-02 |
| Major company event | 8-K | 2000-05-04 | 2000-05-04 |
| Quarterly report | 10-Q | 2000-05-04 | 2000-03-31 |
| Proxy statement | DEF 14A | 2000-04-28 | 2000-05-24 |
| PRE 14A | - | 2000-03-31 | 2000-05-24 |
| 10-K405 | - | 2000-03-30 | 1999-12-31 |
| Major company event | 8-K | 2000-03-10 | 2000-03-10 |
| Annual insider summary | 5 | 2000-02-11 | 2000-02-11 |
| Passive ownership stake | SC 13G | 2000-02-11 | - |
| Major company event | 8-K | 2000-02-09 | 2000-02-09 |
| Passive ownership stake (update) | SC 13G/A | 2000-01-31 | - |
| Major company event | 8-K | 2000-01-28 | 2000-01-25 |
| Passive ownership stake | SC 13G | 2000-01-14 | - |
| Quarterly report | 10-Q | 1999-12-13 | 1999-09-30 |
| 424B3 | - | 1999-11-16 | - |
| Major company event | 8-K | 1999-11-16 | 1999-11-08 |
| Employee stock plan | S-8 | 1999-11-04 | - |
| Employee stock plan | S-8 | 1999-11-04 | - |
| 424B1 | - | 1999-10-29 | - |
| S-1/A | - | 1999-10-28 | - |
| New insider ownership | 3 | 1999-10-28 | 1999-10-28 |
| S-1/A | - | 1999-10-27 | - |
| S-1/A | - | 1999-10-21 | - |
| 8-A12G | - | 1999-10-01 | - |
| S-1/A | - | 1999-10-01 | - |
| S-1/A | - | 1999-09-14 | - |
| IPO registration | S-1 | 1999-08-27 | - |