Eos Energy Enterprises, Inc. Announces $8.0 Million Registered Direct Offering and Concurrent Private Placement

EDISON, N.J.— Eos Energy Enterprises, Inc. (NASDAQ: EOSE) (“Eos” or the “Company”), a leading provider of safe, scalable, efficient, and sustainable zinc-powered long-duration energy storage systems, today announced that it has entered into a definitive agreement for the purchase and sale of an aggregate of 3,601,980 shares of the Company’s common stock at a purchase price of $2.221 per share in a registered direct offering. The Company has also agreed to issue in a concurrent private placement unregistered warrants to purchase up to an aggregate of 3,601,980 shares of common stock. The warrants will have an exercise price of $2.50 per share, become exercisable no later than July 15, 2023, and will expire five years from the initial exercisability date. The closing of the offering is expected to occur on or about May 17, 2023, subject to the satisfaction of customary closing conditions.

The gross proceeds to the Company from the offering are expected to be approximately $8.0 million, before deducting advisory fees and other offering expenses payable by the Company. The Company intends to use the net proceeds from this offering as working capital as it awaits a determination from the DOE’s loan program office on its loan application.

The securities described above (excluding the warrants and the shares of common stock underlying the warrants) are being offered and sold by the Company in a registered direct offering pursuant to a “shelf” registration statement on Form S-3 (File No. 333-263298) that was originally filed with the Securities and Exchange Commission (the “SEC”) on March 4, 2022, and declared effective on April 25, 2022. The offering of such securities in the registered direct offering is being made only by means of a prospectus supplement that forms a part of the effective registration statement. A final prospectus supplement and the accompanying base prospectus relating to the registered direct offering will be filed with the SEC and will be available on the SEC’s website at www.sec.gov.

The warrants described above are being offered in a private placement under Section 4(a)(2) of the Securities Act of 1933, as amended (the “Act”), and Regulation D promulgated thereunder and, along with the shares of common stock underlying such warrants, have not been registered under the Act, or applicable state securities laws. Accordingly, the warrants and the underlying shares of common stock may not be offered or sold in the United States except pursuant to an effective registration statement or an applicable exemption from the registration requirements of the Act and such applicable state securities laws.

This press release shall not constitute an offer to sell or a solicitation of an offer to buy any of the securities described herein, nor shall there be any sale of these securities in any state or other jurisdiction in which such offer, solicitation or sale would be unlawful prior to the registration or qualification under the securities laws of any such state or other jurisdiction.

TD Cowen served as the financial advisor to Eos for the offering.