Latham & Watkins Advises on Eos Energy’s US$225 Million Upsized Convertible Senior Notes Offering and Concurrent US$86 Million Common Stock Offering

Eos Energy Enterprises, Inc. (NASDAQ: EOSE) (Eos) has announced the pricing of its upsized private offering of US$225 million aggregate principal amount of 6.75% convertible senior notes due 2030. The issuance and sale of the notes are scheduled to settle on June 3, 2025. Eos also granted the initial purchasers of the notes offering a 13-day option to purchase up to an additional US$25 million aggregate principal amount of notes. Concurrently with the offering of the notes, Eos announced the pricing of its separate underwritten public offering of 21,562,500 shares of its common stock, which includes full exercise of the underwriters’ option to purchase additional shares. The issuance and sale of the common stock settled on June 2, 2025.

Latham & Watkins LLP represented the initial purchasers and the underwriters in the offerings with a capital markets team led by Los Angeles/New York partner Greg Rodgers, Houston partner Ryan Maierson, and Los Angeles partner Arash Aminian Baghai, with associates Andrew Bentz, Ziyad Barghouthy, Cooper Shear, Mary Kline, Steve Hess, and Harrison Little. Advice was also provided on tax matters by New York partner Aaron Bernstein, with associate Farrah Yan; on environmental matters by Los Angeles/Houston partner Josh Marnitz, with associate Reilly Nelson; on intellectual property matters by New York partner Pelin Serpin, with associate Ece Gonulal; and on data privacy matters by Bay Area partner Michelle Gross, with associate Kiara Vaughn.