ESS Tech Inc (GWH)

ESS Tech reported a revenue surge in Q2 2025 and reduced its net loss, leading to a stock gain. Q3 2025 revenue decreased, causing a stock dip. The company closed a $40 million financing transaction and launched a $75 million at-the-market equity program. ESS and SRP announced a new 50 MWh long-duration energy storage pilot project. The stock price has been volatile and underperformed compared to the US market and Electrical industry.

Direct information regarding demand seasonality for ESS Tech, Inc.'s products and services is not explicitly stated. The demand for long-duration energy storage is described as accelerating, driven by factors such as increasing electricity demands from data centers and AI applications. This suggests a growing, rather than highly seasonal, demand trend for their long-duration energy storage solutions as the energy transition progresses.

ESS Tech, Inc. designs and produces long-duration iron flow batteries for commercial and utility-scale applications, utilizing non-toxic materials for sustainable and recyclable components with zero carbon emissions. The company operates within the Industrials sector. Its major products include the Energy Warehouse, a behind-the-meter solution; the Energy Center, designed for connecting multiple units for energy storage projects; and the Energy Base, a gigawatt-scale storage product focused on long-duration energy storage.

ESS Tech, Inc. is headquartered in Wilsonville, Oregon, United States. The company has operational projects in the United States and Europe, and its solutions are deployed globally, serving utilities, independent power producers, and commercial and industrial clients.

ESS Tech was named one of TIME's Top GreenTech Companies in America 2025 and recognized as one of Fortune's Most Innovative Companies in America 2025. Eric Dresselhuys resigned as CEO, and Kelly Goodman was appointed as interim CEO, signaling a new strategic direction.

Approximately 19.67% of ESS Tech's stock is owned by institutional investors, with Softbank Group Corp holding the largest position. Insiders own about 4.88% of the stock, including individuals such as Jigish Dhirajlal Trivedi and Kelly F. Goodman. Public companies and individual investors own approximately 75.45% of the stock.