EOSEEos Energy Enterprises, Inc.

1. Sep 14, 2026As previously disclosed, on November 26, 2024, (i) Eos Energy Enterprises, Inc. (the “Company”), the U.S. Department of Energy (the “DOE”) and the Federal Financing Bank (the “FFB”) entered into a Note Purchase Agreement (the “FFB Note Purchase Agreement”) pursuant to which, among other things, the DOE provided a …New debt or off-balance-sheet obligation · Form 8-K
2. Aug 25, 2026Chief Commercial Officer Transition On August 24, 2026, Eos Energy Enterprises, Inc. (the "Company") implemented a leadership transition designed to align its commercial operations by bringing sales, business development, government affairs, marketing and communications under a unified commercial organization.Director or officer change · Form 8-K
3. Aug 6, 2026Amended and Restated Limited Liability Company Agreement for Frontier On August 4, 2026, Eos Energy Enterprises, Inc. (the “Company”), CCM Frontier JV Holdco, LLC, an affiliate of Cerberus Capital Management, L.P. (“CCM Frontier”) and HBC MSF Capital Solutions Blocker II LLC, an affiliate of Hudson Bay Capital …Material agreement entered · Form 8-K
4. Jul 23, 2026On July 23, 2026, Eos Energy Enterprises, Inc. (the “Company”) issued a press release to publicly announce the expiration and preliminary results of its previously-announced rights offering.Other event · Form 8-K
5. Jul 15, 2026Based on preliminary financial information, Eos currently expects: • Revenue of $68 million to $69 million for the three-month period ended June 30, 2026, driven by a more than three-fold increase in shipments compared to the prior-year period. • Gross margin loss between 69% and 73%, for the three-month period ended …Earnings release · Form 8-K
6. Jul 9, 2026Resignation of Greg Nixon On July 8, 2026, Greg Nixon resigned from his role as a preferred stock director of the Board of Directors (the “Board”) of Eos Energy Enterprises, Inc. (the “Company”), effective July 8, 2026, to devote more time to other business ventures.Director or officer change · Form 8-K
7. Jul 2, 2026Rights Offering On July 2, 2026, Eos Energy Enterprises, Inc. (the “Company”) issued a press release announcing the commencement of its previously-announced rights offering pursuant to a shelf registration statement filed on Form S-3 (File No. 333-295819) (the “Registration Statement”) with the Securities and Exchange …Other event · Form 8-K
8. Jul 1, 2026Securities Purchase Agreement On July 1, 2026, the Company issued 13,683,634 shares (the “Shares”) of the Company’s common stock, par value $0.0001 per share (“Common Stock”), and 6,004,378 warrants (the “Warrants” and, together with the Shares, the “Securities”), each warrant to purchase one share of common stock at …Other event · Form 8-K
9. Jun 30, 2026On June 30, 2026, Eos Energy Enterprises Inc. (the “Company”) entered into a binding amended and restated term sheet (the “A&R Term Sheet”) with CCM Frontier JV Holdco, LLC, an affiliate of Cerberus Capital Management, L.P. (“CCM Frontier”), and HBC MSF Capital Solutions Blocker II LLC, an affiliate of Hudson Bay …Material agreement entered · Form 8-K
10. Jun 5, 2026On June 3, 2026, the Company held its Annual Meeting of Stockholders. On April 13, 2026, the record date for the annual meeting, 339,502,822 of the Company’s common stock were issued and outstanding, of which 263,431,701 were present for the purposes of establishing a quorum.Shareholder vote results · Form 8-K

Quoted from SEC EDGAR filings. A current report is filed within four business days of the event it describes.