UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission file number 001-39291 EOS ENERGY ENTERPRISES, INC. (Exact name of registrant as specified in its charter) | Delaware | | 84-4290188 | | --- | --- | --- | | (State or other jurisdiction of incorporation or ...