PLUG POWER INC — All Filings
1,004 total filings on record
Public companies registered with the SEC are required to file periodic reports, disclosures, and notices throughout the year. The most important are the 10-K (annual report), 10-Q (quarterly report), and 8-K (material event notice). Use the filters below to narrow by form type.
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10-K
10-K/A
10-K405
10-Q
10-Q/A
144
15-12B
25
3
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4
4/A
424B1
424B2
424B3
424B4
424B5
424B7
425
5
8-A12B
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8-A12G
8-K
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ARS
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CT ORDER
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S-1
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S-3
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S-4/A
S-8
SC 13D
SC 13D/A
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SC TO-I
SC TO-I/A
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SCHEDULE 13G/A
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UPLOAD
| Form | Description | Accession Number | Filed | Period |
|---|---|---|---|---|
| SCHEDULE 13G/A | — | 0000102909-26-002096 | Mar 27, 2026 | — |
| 8-K | FORM 8-K | 0001104659-26-025805 | Mar 10, 2026 | Mar 4, 2026 |
| S-8 | FORM S-8 | 0001104659-26-024688 | Mar 6, 2026 | — |
| 10-K | 10-K | 0001104659-26-022286 | Mar 2, 2026 | Dec 31, 2025 |
| 8-K | FORM 8-K | 0001104659-26-022247 | Mar 2, 2026 | — |
| 8-K | FORM 8-K | 0001104659-26-020476 | Feb 26, 2026 | Feb 24, 2026 |
| 8-K | FORM 8-K | 0001104659-26-014846 | Feb 13, 2026 | Feb 12, 2026 |
| DEFA14A | DEFA14A | 0001104659-26-013547 | Feb 11, 2026 | — |
| 8-K | FORM 8-K | 0001104659-26-013537 | Feb 11, 2026 | — |
| DEFA14A | DEFA14A | 0001104659-26-012684 | Feb 10, 2026 | — |
| DEFA14A | DEFA14A | 0001104659-26-011585 | Feb 6, 2026 | — |
| 8-K | FORM 8-K | 0001104659-26-010793 | Feb 5, 2026 | — |
| DEFA14A | DEFA14A | 0001104659-26-010358 | Feb 4, 2026 | — |
| DEFA14A | DEFA14A | 0001104659-26-009823 | Feb 3, 2026 | — |
| DEFA14A | DEFA14A | 0001104659-26-009213 | Feb 2, 2026 | — |
| 8-K | FORM 8-K | 0001104659-26-008732 | Jan 30, 2026 | Jan 29, 2026 |
| DEFA14A | DEFA14A | 0001104659-26-008729 | Jan 30, 2026 | — |
| DEFA14A | DEFA14A | 0001104659-26-008076 | Jan 29, 2026 | — |
| DEFA14A | DEFA14A | 0001104659-26-006947 | Jan 27, 2026 | — |
| DEFA14A | DEFA14A | 0001104659-26-005926 | Jan 23, 2026 | — |
| 4 | OWNERSHIP DOCUMENT | 0001104659-26-003755 | Jan 14, 2026 | Jan 12, 2026 |
| 144 | — | 0001000275-26-000003 | Jan 12, 2026 | — |
| 4 | OWNERSHIP DOCUMENT | 0001104659-26-001517 | Jan 6, 2026 | Jan 2, 2026 |
| 4 | OWNERSHIP DOCUMENT | 0001104659-26-001516 | Jan 6, 2026 | Jan 2, 2026 |
| 4 | OWNERSHIP DOCUMENT | 0001104659-26-001515 | Jan 6, 2026 | Jan 2, 2026 |
| 4 | OWNERSHIP DOCUMENT | 0001104659-26-001513 | Jan 6, 2026 | Jan 2, 2026 |
| 4 | OWNERSHIP DOCUMENT | 0001104659-26-001512 | Jan 6, 2026 | Jan 2, 2026 |
| 4 | OWNERSHIP DOCUMENT | 0001104659-26-001511 | Jan 6, 2026 | Jan 2, 2026 |
| 4 | OWNERSHIP DOCUMENT | 0001104659-26-001510 | Jan 6, 2026 | Jan 2, 2026 |
| 4 | OWNERSHIP DOCUMENT | 0001104659-26-001509 | Jan 6, 2026 | Jan 2, 2026 |
| 8-K | FORM 8-K | 0001104659-26-001336 | Jan 6, 2026 | Dec 30, 2025 |
| DEFA14A | DEFA14A | 0001104659-25-125660 | Dec 31, 2025 | — |
| DEFA14A | DEFA14A | 0001104659-25-123805 | Dec 22, 2025 | — |
| 4 | OWNERSHIP DOCUMENT | 0001104659-25-122178 | Dec 17, 2025 | Dec 15, 2025 |
| DEFA14A | DEFA14A | 0001104659-25-121843 | Dec 17, 2025 | — |
| 4 | OWNERSHIP DOCUMENT | 0001104659-25-120726 | Dec 12, 2025 | Oct 10, 2025 |
| DEF 14A | DEF 14A | 0001104659-25-120686 | Dec 12, 2025 | Jan 29, 2026 |
| 144 | — | 0001950047-25-010151 | Dec 11, 2025 | — |
| 144 | — | 0001000275-25-000177 | Dec 10, 2025 | — |
| 8-K | FORM 8-K | 0001104659-25-118652 | Dec 5, 2025 | Dec 3, 2025 |
| 4 | OWNERSHIP DOCUMENT | 0001104659-25-118176 | Dec 3, 2025 | Nov 28, 2025 |
| DEFA14A | DEFA14A | 0001104659-25-118046 | Dec 3, 2025 | — |
| 144 | — | 0001950047-25-009616 | Dec 2, 2025 | — |
| DEFA14A | DEFA14A | 0001104659-25-116302 | Nov 26, 2025 | — |
| 8-K | FORM 8-K | 0001104659-25-114978 | Nov 21, 2025 | Nov 18, 2025 |
| DEFA14A | DEFA14A | 0001104659-25-114937 | Nov 21, 2025 | — |
| PRE 14A | PRE 14A | 0001104659-25-114656 | Nov 20, 2025 | Jan 15, 2026 |
| 8-K | FORM 8-K | 0001104659-25-113437 | Nov 18, 2025 | — |
| 4 | OWNERSHIP DOCUMENT | 0001104659-25-110556 | Nov 12, 2025 | Nov 10, 2025 |
| 10-Q | 10-Q | 0001104659-25-109279 | Nov 10, 2025 | Sep 30, 2025 |