Press release

Eos Energy Enterprises Announces Preliminary Third Quarter 2026 Revenue Growth and Continued Gross Margin Improvement and Sets Conference Call Date

Eos Energy Enterprises | October 19, 2026

Eos Energy Enterprises (NASDAQ: EOSE), a U.S. manufacturer of zinc-based long-duration energy storage systems, announced preliminary third-quarter 2026 revenue of $82–$83 million, representing approximately 169%–172% year-over-year growth. The company reported its eighth consecutive quarter of gross margin improvement, supported by increased battery production and continued manufacturing expansion at its Thorn Hill facility. Eos will report full Q3 2026 financial results on November 5, 2026.