Welcome to our dedicated page for Ess Tech news (Ticker: GWH), a resource for investors and traders seeking the latest updates and insights on Ess Tech stock.
ESS Tech, Inc. develops and manufactures long-duration energy storage systems based on iron flow battery technology for commercial and utility-scale applications. Company news centers on financial results, customer deployments and commissioning of LDES projects, third-party utility demonstrations, Energy Base development, and partnerships that expand non-lithium battery storage applications.
Updates also cover collaborations with utilities, public-sector customers and technology partners, the use of iron, salt and water in ESS battery chemistry, acquisitions that add intellectual property, and financing actions supporting commercialization and manufacturing execution.
ESS Tech (NYSE:GWH) reported fourth-quarter and full-year 2025 results and strategic actions to strengthen execution and liquidity. Fiscal 2025 revenue was $1.6M and net loss was $63.4M. Adjusted EBITDA improved 38% to $(44.3)M and operating expenses fell 33% to $29.7M. Cash and short-term investments totaled $22.0M ($14.5M cash, $7.5M STI) as of December 31, 2025. Post-year financing included a $40M Yorkville facility, an $8.6M ATM, and a $15M registered direct raise in January 2026. The company acquired VoltStorage IP, won a $9.9M award for up to 27 MWh of U.S.-made LDES, and announced Google participation in Project New Horizon with manufacturing targeted in 2026 and delivery in December 2027.
ESS (NYSE:GWH) entered a collaboration with Salt River Project and Google for Project New Horizon, a 5 MW / 50 MWh pilot deploying ESS’s iron flow Energy Base at SRP’s Copper Crossing center in Florence, Arizona.
Design is underway, manufacturing is expected to begin in 2026, and delivery is targeted for December 2027. EPRI will provide independent oversight and Google will cost share portions of the project.
ESS (NYSE:GWH) appointed Randall Selesky as Chief Commercial Officer on February 19, 2026 to lead global commercial strategy, sales, marketing, product management, and business development.
Selesky brings more than 20 years in energy, including a decade in battery storage, and will focus on scaling deployments, sharpening execution, and expanding market presence for long-duration energy storage.
ESS Tech (NYSE: GWH) will host a conference call on Thursday, March 5, 2026 at 5:00 p.m. Eastern Time to discuss fourth-quarter and full-year 2025 results ended December 31, 2025.
CEO Drew Buckley and CFO Kate Suhadolnik will present results, organizational updates, commercial progress, customer deployments, and strategic priorities. A press release and presentation will be posted to the investor relations website prior to and after the call. Webcast and dial-in details are provided, and a telephone replay will be available through March 12, 2026.
ESS (NASDAQ: GWH) acquired the intellectual property and assets of VoltStorage GmbH to combine complementary iron-salt battery technologies. The deal adds VoltStorage patents and technical development work, and brings key VoltStorage executives and engineers to ESS.
ESS says the combined platform aims to lower long-duration storage costs, expand market reach, and strengthen U.S. manufacturing by deploying international development expertise.
ESS Tech (NYSE: GWH) announced a shareholder letter from new CEO Drew Buckley outlining leadership changes, recent commercial wins, and balance sheet actions. Key items include a leadership reset, a $9.9 million U.S. Air Force-related contract for up to 27 MWh, prior 50 MWh Salt River Project deployment, and multiple financings that improved liquidity.
The company reported approximately $22 million cash and equivalents as of December 31, 2025 (pre-close) and completed a $15 million registered direct offering at $1.75 after year-end.
ESS Tech (NYSE: GWH) closed a registered direct offering on January 30, 2026 raising approximately $15 million in gross proceeds. The offering sold 8,571,428 shares (or pre-funded warrants) at $1.75 per share (pre-funded warrants at $1.74999), a premium to the January 28, 2026 close.
Pre-funded warrants are immediately exercisable. Net proceeds are expected to be used for general corporate purposes and working capital. Aegis Capital acted as placement agent; the offering was made under an effective Form S-3 shelf declared effective December 11, 2025.
ESS Tech (NYSE: GWH) announced a $9.9 million contract with Concurrent Technologies Corporation and the U.S. Air Force Research Laboratory to deploy up to 27 MWh of American-made iron flow battery systems at Clear Space Force Station, Alaska.
The project supports an AFRL initiative to demonstrate long-duration energy storage and resilient microgrids in extreme conditions (temperatures below -40°C), integrating IFB systems with microgrids and advanced controls for mission-critical power.
ESS Tech (NYSE: GWH) entered definitive agreements for a registered direct offering to raise approximately $15 million by selling 8,571,428 shares of common stock (or pre-funded warrants) at $1.75 per share, a premium to the January 28, 2026 close. The offering is expected to close on or about January 30, 2026.
Proceeds are planned for general corporate purposes and working capital. Aegis Capital is the exclusive placement agent; the offering is made under an effective Form S-3 shelf registration declared effective December 11, 2025.
ESS Tech (NYSE: GWH) announced executive changes effective January 1, 2026: Drew Buckley is named Chief Executive Officer, Kelly Goodman moves from Interim CEO to Chief Strategy Officer and General Counsel, and Kate Suhadolnik is appointed permanent Chief Financial Officer.
Buckley joined ESS in August 2025 to lead investor relations and capital markets strategy and brings nearly two decades of small- and mid-cap technology investment experience. The Board highlighted recent commercial progress, including a signed 50 MWh Energy Base pilot project with Salt River Project and a recent $40 million financing that CFO Suhadolnik guided.
The new CEO said his focus will be on execution, capital allocation, manufacturing scale-up, and providing an updated medium-term business outlook plus an investor/analyst day in 2026.