PLUG POWER INC — DEFA14A Filings
39 DEFA14A filings on record
This page lists all DEFA14A filings submitted to the SEC by PLUG POWER INC (PLUG), sorted by most recent first. Each row links to the full filing on EdgarLookup. PLUG POWER INC has filed 39 DEFA14A documents with the SEC since 2016. To view all SEC filings by PLUG POWER INC, see the full filings list.
All
10-K
10-K/A
10-K405
10-Q
10-Q/A
144
15-12B
25
3
3/A
4
4/A
424B1
424B2
424B3
424B4
424B5
424B7
425
5
8-A12B
8-A12B/A
8-A12G
8-K
8-K/A
ARS
CORRESP
CT ORDER
DEF 14A
DEFA14A
EFFECT
FWP
NT 10-K
NT 10-Q
PRE 14A
S-1
S-1/A
S-1MEF
S-3
S-3/A
S-3ASR
S-3MEF
S-4
S-4/A
S-8
SC 13D
SC 13D/A
SC 13G
SC 13G/A
SC TO-I
SC TO-I/A
SCHEDULE 13D/A
SCHEDULE 13G/A
SD
UPLOAD
| Form | Description | Accession Number | Filed | Period |
|---|---|---|---|---|
| DEFA14A | DEFA14A | 0001104659-26-013547 | Feb 11, 2026 | — |
| DEFA14A | DEFA14A | 0001104659-26-012684 | Feb 10, 2026 | — |
| DEFA14A | DEFA14A | 0001104659-26-011585 | Feb 6, 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 | — |
| 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 | — |
| DEFA14A | DEFA14A | 0001104659-25-125660 | Dec 31, 2025 | — |
| DEFA14A | DEFA14A | 0001104659-25-123805 | Dec 22, 2025 | — |
| DEFA14A | DEFA14A | 0001104659-25-121843 | Dec 17, 2025 | — |
| DEFA14A | DEFA14A | 0001104659-25-118046 | Dec 3, 2025 | — |
| DEFA14A | DEFA14A | 0001104659-25-116302 | Nov 26, 2025 | — |
| DEFA14A | DEFA14A | 0001104659-25-114937 | Nov 21, 2025 | — |
| DEFA14A | DEFA14A | 0001104659-25-057302 | Jun 6, 2025 | — |
| DEFA14A | DEFA14A | 0001104659-25-055315 | Jun 2, 2025 | — |
| DEFA14A | DEFA14A | 0001104659-24-053002 | Apr 26, 2024 | — |
| DEFA14A | DEFA14A | 0001104659-23-061041 | May 16, 2023 | — |
| DEFA14A | DEFA14A | 0001104659-22-073701 | Jun 23, 2022 | — |
| DEFA14A | DEFA14A | 0001104659-22-054811 | May 2, 2022 | — |
| DEFA14A | DEFA14A | 0001104659-19-026234 | May 2, 2019 | — |
| DEFA14A | DEFA14A | 0001104659-17-046333 | Jul 21, 2017 | — |
| DEFA14A | 8-K | 0001104659-17-046146 | Jul 21, 2017 | — |
| DEFA14A | DEFA!4A | 0001104659-17-038304 | Jun 9, 2017 | — |
| DEFA14A | DEFA14A | 0001104659-17-037385 | Jun 5, 2017 | — |
| DEFA14A | DEFA14A | 0001104659-17-021784 | Apr 6, 2017 | — |
| DEFA14A | 8-K | 0001104659-17-021541 | Apr 5, 2017 | — |
| DEFA14A | — | 0001003297-14-000349 | Jul 11, 2014 | — |
| DEFA14A | — | 0001003297-13-000299 | Jun 28, 2013 | — |
| DEFA14A | — | 0001003297-13-000255 | Jun 7, 2013 | — |
| DEFA14A | — | 0001003297-11-000157 | May 6, 2011 | — |
| DEFA14A | ADDITIONAL MATERIALS | 0001193125-09-121441 | May 29, 2009 | — |
| DEFA14A | DEFA14A | 0001193125-09-118837 | May 27, 2009 | — |
| DEFA14A | ADDITIONAL MATERIALS | 0001193125-09-115872 | May 20, 2009 | — |
| DEFA14A | ADDITIONAL MATERIALS | 0001193125-06-124291 | Jun 5, 2006 | — |
| DEFA14A | SOLICITING MATERIAL | 0001193125-06-078844 | Apr 12, 2006 | — |
| DEFA14A | FORM 8-K | 0001193125-06-077292 | Apr 11, 2006 | — |