EOSE SEC Filings: 8-K, 10-Q, S-3 & 424B

Financials

TYPE

HEADLINE

FILED AT

10-Q

Form 10-Q - Quarterly report [Sections 13 or 15(d)]

Nov 5, 2026

10-Q

Form 10-Q - Quarterly report [Sections 13 or 15(d)]

Aug 5, 2026

10-Q

Form 10-Q - Quarterly report [Sections 13 or 15(d)]

May 13, 2026

10-K

Form 10-K - Annual report [Section 13 and 15(d), not S-K Item 405]

Feb 26, 2026

10-Q

Form 10-Q - Quarterly report [Sections 13 or 15(d)]

Nov 5, 2025

10-Q

Form 10-Q - Quarterly report [Sections 13 or 15(d)]

Jul 30, 2025

News

TYPE

HEADLINE

FILED AT

8-K

Eos Energy Enterprises Reports Third Quarter 2026 Revenue of $82.7 Million

Nov 5, 2026

8-K

Eos Energy Enterprises Announces Preliminary Q3 2026 Results, Highlighting Revenue Growth and Margin Improvement

Oct 19, 2026

8-K/A

Departing Chief Commercial Officer Receives Salary Continuation, Bonus Eligibility, and Accelerated Equity Under Separation Agreement

Sep 16, 2026

8-K

Eos Energy Enterprises Receives $87 Million Advance Under U.S. Department of Energy Loan to Fund Second Production Line at Thorn Hill

Sep 14, 2026

8-K

Eos Energy Enterprises Appoints Michelle Buczkowski as Chief Commercial Officer

Aug 25, 2026

8-K

Eos Energy Enterprises Finalizes Joint Venture Agreement for Frontier Power USA

Aug 6, 2026

Prospectus

TYPE

HEADLINE

FILED AT

424B2

FIXED PRICE OFFERING | Offering amount: $150,000,000 | Shares: 27,367,171 | Price: $5.481 | Bank: Broadridge Corporate Issuer Solutions, LLC

Jul 2, 2026

424B5

REGISTERED DIRECT OFFERING

Jun 30, 2026

424B5

PENDING FIXED PRICE OFFERING

Jun 30, 2026

424B5

FIXED PRICE OFFERING - COMMON STOCK | Offering amount: $45,823,516,866 | Shares: 35,855,647 | Price: $12.780 | Bank: Goldman Sachs & Co. LLC

Nov 21, 2025

424B5

PENDING FIXED PRICE OFFERING | Bank: Goldman Sachs & Co. LLC

Nov 18, 2025

424B5

REGISTERED OFFERING

May 30, 2025

Registrations

TYPE

HEADLINE

FILED AT

S-3ASR

SHARE RESALE REGISTRATION

Aug 31, 2026

8-A12B

Form 8-A12B - Registration of securities [Section 12(b)]

Aug 3, 2026

S-8

Eos Energy Enterprises, Inc. Adopts Second Amendment to 2020 Incentive Plan

Jul 23, 2026

8-A12B

Form 8-A12B - Registration of securities [Section 12(b)]

Jul 2, 2026

S-3ASR

May 2026 SHELF

May 13, 2026

FWP

Form FWP - Filing under Securities Act Rules 163/433 of free writing prospectuses

Nov 20, 2025

Proxies

TYPE

HEADLINE

FILED AT

Ownerships

TYPE

HEADLINE

FILED AT

Other

TYPE

HEADLINE

FILED AT

Form SD - Specialized disclosure report

May 28, 2026

LETTER

Form UPLOAD - SEC-generated letter

May 5, 2026

CORRESP

Form CORRESP - Correspondence

Apr 22, 2026

LETTER

Form UPLOAD - SEC-generated letter

Apr 9, 2026

Form SD - Specialized disclosure report

Jun 2, 2025

Form SD - Specialized disclosure report

May 29, 2024

Eos Energy Enterprises, Inc. EOSE · SEC Filings