Eos Energy Enterprises, Inc. SEC filings EOSE
Eos Energy Enterprises, Inc. has 795 filings in SEC EDGAR's recent list, going back to Mar 2, 2020. Its latest annual report, Form ARS, was filed on Apr 14, 2026 for the period ended Dec 31, 2025. The latest quarterly report (Form 10-Q) was filed on Nov 5, 2026, covering the quarter ended Sep 30, 2026. The most recent current report (Form 8-K) was filed on Nov 5, 2026 (results of operations, exit or restructuring costs). The company's fiscal year ends on December 31.
| Form | Description | Filed | Period |
|---|---|---|---|
| DEF 14A | Proxy statement | Apr 14, 2026 | Dec 31, 2025 |
| DEFA14A | Additional proxy material | Mar 31, 2026 | — |
| PRE 14A | Preliminary proxy statement | Mar 30, 2026 | Dec 31, 2025 |
| DEFA14A | Additional proxy material | Sep 26, 2025 | — |
| DEFA14A | Additional proxy material | Sep 2, 2025 | — |
| DEF 14A | Proxy statement | Sep 2, 2025 | Oct 16, 2025 |
| PRE 14A | Preliminary proxy statement | Aug 18, 2025 | Oct 16, 2025 |
| DEFA14A | Additional proxy material | Apr 29, 2025 | — |
| DEF 14A | Proxy statement | Mar 27, 2025 | May 15, 2025 |
| DEFA14A | Additional proxy material | Sep 3, 2024 | — |
| DEFA14A | Additional proxy material | Aug 30, 2024 | — |
| DEFA14A | Additional proxy material | Aug 29, 2024 | — |
| DEFA14A | Additional proxy material | Aug 26, 2024 | — |
| DEFA14A | Additional proxy material | Aug 19, 2024 | — |
| DEFA14A | Additional proxy material | Aug 16, 2024 | — |
| DEF 14A | Proxy statement | Aug 8, 2024 | Sep 10, 2024 |
| DEFA14A | Additional proxy material | Aug 7, 2024 | — |
| DEFA14A | Additional proxy material | Aug 7, 2024 | — |
| PRE 14A | Preliminary proxy statement | Jul 29, 2024 | Jul 29, 2024 |
| DEFA14A | Additional proxy material | Jun 26, 2024 | — |
| DEFA14A | Additional proxy material | Jun 24, 2024 | — |
| DEFA14A | Additional proxy material | Jun 24, 2024 | — |
| DEF 14A | Proxy statement | Apr 2, 2024 | May 1, 2024 |
| PRE 14A | Preliminary proxy statement | Mar 22, 2024 | May 1, 2024 |
| DEFA14A | Additional proxy material | Apr 12, 2023 | — |
| DEFA14A | Additional proxy material | Mar 27, 2023 | — |
| DEF 14A | Proxy statement | Mar 27, 2023 | May 16, 2023 |
| PRE 14A | Preliminary proxy statement | Mar 17, 2023 | May 16, 2023 |
| DEFA14A | Additional proxy material | Jun 17, 2022 | — |
| DEF 14A | Proxy statement | May 27, 2022 | Jun 28, 2022 |
| PRE 14A | Preliminary proxy statement | May 16, 2022 | May 16, 2022 |
| DEFA14A | Additional proxy material | Mar 31, 2022 | — |
| DEF 14A | Proxy statement | Mar 31, 2022 | May 17, 2022 |
| DEFA14A | Additional proxy material | Apr 30, 2021 | — |
| DEF 14A | Proxy statement | Apr 30, 2021 | Jun 15, 2021 |
| DEFA14A | Additional proxy material | Nov 12, 2020 | — |
| DEFA14A | Additional proxy material | Nov 5, 2020 | — |
| DEFA14A | Additional proxy material | Nov 4, 2020 | — |
| DEFA14A | Additional proxy material | Oct 23, 2020 | — |
| DEFA14A | Additional proxy material | Oct 23, 2020 | — |
| DEFM14A | Proxy statement | Oct 23, 2020 | — |
| DEFA14A | Additional proxy material | Oct 20, 2020 | — |
| DEFA14A | Additional proxy material | Oct 19, 2020 | — |
| DEFA14A | Additional proxy material | Oct 13, 2020 | — |
| DEFA14A | Additional proxy material | Oct 8, 2020 | — |
| DEFA14A | Additional proxy material | Oct 5, 2020 | — |
| DEFA14A | Additional proxy material | Oct 2, 2020 | — |
| DEFA14A | Additional proxy material | Oct 1, 2020 | — |
| PREM14A | Filing | Sep 11, 2020 | Sep 11, 2020 |
| DEFA14A | Additional proxy material | Sep 8, 2020 | — |
| DEFA14A | Additional proxy material | Sep 3, 2020 | — |
| DEFA14A | Additional proxy material | Sep 2, 2020 | — |
| DEFA14A | Additional proxy material | Aug 31, 2020 | — |
| DEFA14A | Additional proxy material | Jun 24, 2020 | — |
Showing 54 filings. Main filings leave out insider and ownership forms such as Form 4; choose a type above to see them. Each form opens on SEC.gov. Older filings are on SEC EDGAR.
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Company profile
- Industry
- Miscellaneous Electrical Machinery, Equipment & Supplies (SIC 3690)
- Listed as
- EOSE (Nasdaq), EOSEW (Nasdaq)
- Fiscal year ends
- December 31
- Incorporated in
- DE
- Headquarters
- Pittsburgh, PA
- SEC filer status
- Non-accelerated filer
- SEC CIK
- 1805077
- Former names
- B. Riley Principal Merger Corp. II (until Nov 13, 2020)
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Source: SEC EDGAR filings. This is company-reported data, not investment advice.