Stock Market Today, Sept. 2: Eos Energy Surges 19% on Google Partnership for $350M West Virginia Project
On Sept. 2, 2026, the battery storage provider climbed 18.75% after the clean-energy collaboration announcement tied to about 200 expected jobs.
Eos Energy Enterprises saw a dramatic 19% surge in its stock price on September 2nd, reaching $3.61, as it announced a partnership with Alphabet's Google for a $350 million West Virginia project. The collaboration between the two tech giants has caught the attention of investors, who are closely watching project spending and execution. Trading volume for Eos Energy's shares reached 73.1 million, a notable 184% increase above its three-month average of 25.7 million shares.
Eos Energy, which went public in 2020, has experienced a 64% decline since its initial public offering. Prior to this positive news, the S&P 500 closed at 7,667, up 0.47%, and the Nasdaq Composite closed at 26,218, up 0.45%.
Within the electrical equipment and grid-scale battery energy storage systems industry, Fluence Energy and Stem also reported on their stock performance. Fluence Energy's stock closed at $10.56, up 1.34%, while Stem's shares closed at $5.43, down 1.09%. The partnership between Eos Energy, Google, and MN8 Energy will be managed by MN8, utilizing Eos Energy's zinc-based and lithium-ion storage energy solutions to power Google's data centers.
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