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. (NYSE: GWH) regularly issues news and updates about its long-duration iron flow energy storage systems and corporate developments. As a manufacturer focused on commercial- and utility-scale applications, ESS uses press releases to report on project announcements, technical milestones, leadership changes and financing activities that shape its business trajectory.
Company news often highlights project wins and pilot deployments. For example, ESS has announced a 50 MWh Energy Base pilot project with Salt River Project in Arizona and an 8 MWh Energy Base order aligned with its 10+ hour product focus. These announcements illustrate how its iron flow technology is being applied in real-world grid and utility contexts.
ESS also publishes financial results and capital transactions through quarterly earnings releases and related communications. Recent updates have covered second and third quarter financial results, insider-led funding measures totaling tens of millions of dollars, a promissory note with an investment fund managed by Yorkville Advisors Global, and the launch of a $75 million at-the-market equity program under a Sales Agreement with multiple agents.
Another key theme in ESS news is technical and operational progress. The company has reported achieving 12.2 hours of duration at rated power and 17.8 hours at reduced power for its technology, along with improvements in round-trip efficiency and material costs. It has also discussed a strategic reset focused on the Energy Base platform, operational efficiency and reduced cash requirements.
Leadership updates appear in ESS news as well, including the appointment of a new Chief Executive Officer, Chief Strategy Officer and General Counsel, Chief Financial Officer and Chief Operating Officer. Investors and observers can follow this news feed to see how ESS is executing its strategy in long-duration energy storage, advancing projects, and managing its capital structure over time.
ESS Tech (NYSE: GWH) will participate in the 38th Annual ROTH Conference March 22-24, 2026, at The Ritz-Carlton, Dana Point, CA. CEO Drew Buckley and CFO Kate Suhadolnik will hold in-person one-on-one investor meetings to discuss recent collaborations, an IP acquisition, and growth initiatives.
Investors may request meetings via ROTH representatives or by contacting GWH@mzgroup.us or calling the listed conference contact.
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.