Welcome to our dedicated page for Eos Energy Enterprises SEC filings (Ticker: EOSE), a comprehensive resource for investors and traders seeking official regulatory documents including 10-K annual reports, 10-Q quarterly earnings, 8-K material events, and insider trading forms.
Understanding Eos Energy's SEC filings means following a company navigating the capital-intensive path from technology development to manufacturing scale. The company's regulatory documents reveal how a battery manufacturer manages growth investments, customer commitments, and the financial structure required to expand domestic production capacity.
10-K annual reports detail Eos Energy's manufacturing operations, technology development progress, and the competitive landscape for long-duration energy storage. These filings explain the company's zinc hybrid cathode battery technology, production economics, and strategies for achieving cost reduction through scale. Risk disclosures address manufacturing execution, customer concentration, and the capital requirements of building battery production capacity.
10-Q quarterly reports track revenue recognition as customer projects move from framework agreements to deployment, production volumes, and cash utilization. For a company in the scaling phase, quarterly filings show progress against manufacturing ramp targets and order conversion rates.
8-K filings from Eos Energy announce material events including major customer agreements, government support milestones, capital raises, and strategic initiatives. These real-time disclosures often move the stock, making them essential reading for investors tracking near-term developments.
Form 4 insider transactions show when executives and directors buy or sell EOSE shares. For emerging companies, insider activity can signal management confidence in business trajectory.
DEF 14A proxy statements disclose executive compensation structures, board composition, and governance matters. Compensation metrics reveal what performance targets drive management incentives.
Our AI-powered summaries translate these technical documents into clear explanations, highlighting the metrics that matter for evaluating Eos Energy's execution and financial position.
Form 144 notice for Eos Energy Enterprises, Inc. (EOSE) reports a proposed sale of common stock under Rule 144 to be executed on 09/08/2025 on Nasdaq through UBS Financial Services. Two line items list 20,501 and 20,000 shares with aggregate market values of $143,006.78 and $145,062.00, respectively. The filer reports acquiring 40,501 shares on 09/05/2025 through RSU vesting and indicates prior sales of 17,500 shares on 07/29/2025 for $103,880.00. The form includes the standard representation that the seller is not aware of undisclosed material adverse information.
Marian Walters, a director of Eos Energy Enterprises, Inc. (EOSE), reported an insider sale on 09/03/2025. The filing shows 50,000 shares of Common Stock were disposed of in multiple transactions at a weighted average price of $7.90, with trade prices ranging from $7.66 to $8.04. After the sale, Ms. Walters directly beneficially owned 133,794 shares and indirectly held 5,000 shares via the D. and M. Walters Family Trust. The form was signed by an attorney-in-fact on behalf of Ms. Walters.
Eos Energy Enterprises (EOSE) reported a proposed sale of 50,000 common shares through UBS Financial Services with an aggregate market value of $395,091. The shares represent previously vested restricted stock units acquired on 06/15/2021 (5,198 shares), 05/15/2023 (10,600 shares) and 05/14/2025 (34,202 shares). The seller plans the transaction on or about 09/03/2025 on Nasdaq. The filing shows no sales by the same person in the past three months and includes the standard representation that the seller is not aware of undisclosed material adverse information.
Eos Energy Enterprises, Inc. is holding a virtual Special Meeting of Stockholders on October 16, 2025, at 10:00 a.m. Eastern Time. The meeting asks shareholders to approve the issuance of common stock to an "Affiliated Purchaser" upon redemption or conversion of certain notes under the Indenture as supplemented by the First Supplemental Indenture, to satisfy Nasdaq Listing Rule requirements. A second proposal seeks approval to adjourn the Special Meeting if further solicitation of proxies or a quorum is needed. Only holders of record at the close of business on August 20, 2025 may vote. The Board recommends shareholders vote FOR both the Share Issuance Proposal and the Adjournment Proposal. Proxy materials will be available at www.proxyvote.com and the Notice of Internet Availability will be mailed beginning on or about September 2, 2025.
Eos Energy Enterprises, Inc. will hold a virtual Special Meeting of Stockholders on October 16, 2025 at 10:00 a.m. Eastern Time to vote on two proposals. The primary item asks holders to approve the Company’s issuance of common stock to an Affiliated Purchaser upon redemption or conversion of certain Notes under the Indenture as supplemented by a First Supplemental Indenture, a vote required to comply with Nasdaq listing rules. The second item seeks approval to adjourn the meeting if there are insufficient votes or no quorum. Only holders of record as of August 20, 2025 may vote. The Board recommends voting FOR both proposals. Proxy materials are available at www.proxyvote.com and the meeting will be conducted via webcast at www.virtualshareholdermeeting.com/EOSE2025SM.
Eos Energy Enterprises, Inc. received a Schedule 13G showing a group of related reporting persons collectively beneficially own 15,168,902 shares of common stock, representing 5.8% of the outstanding class (256,476,521 shares outstanding as of June 30, 2025). The filing names Capital Ventures International, Susquehanna Advisors Group, Inc., G1 Execution Services, LLC, SIG Brokerage, LP and Susquehanna Securities, LLC and lists the issuer's principal executive offices in Edison, New Jersey.
The filing discloses that the reported holdings include shares issuable on conversion of convertible notes (Capital Ventures), warrants exercisable for 591 shares (G1 Execution) and options to buy 4,682,600 shares (Susquehanna Securities). The Reporting Persons state the securities are held in the ordinary course of business and not to influence control of the issuer.
Eos Energy Enterprises, Inc. (EOSE) filed a Form 144 indicating an intended insider sale of 324,504 common shares through UBS Financial Services on or after 08/06/2025. The shares were acquired via RSU vesting on 06/21/2025. At the current reference price the aggregate market value is $2.11 million. Total shares outstanding are 259,853,606, so the planned sale represents approximately 0.1 % of outstanding stock.
No other sales by this insider were reported in the past three months and no material adverse information was acknowledged. The filing provides disclosure but does not guarantee that the transaction will occur; it merely grants the right to sell under Rule 144.
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