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GWH Latest Press Releases

-- May 20, 2026 --

ESS to Present in Clean Energy Group's Beyond Lithium Webinar Series on June 3, 2026 Business Wire 8:30 AM
Sidoti Events, LLC's May Micro-Cap Virtual Conference ACCESS Newswire 7:30 AM

-- May 14, 2026 --

ESS to Attend Sidoti Micro-Cap Virtual Conference on May 20, 2026 Business Wire 8:30 AM

-- May 7, 2026 --

ESS Tech, Inc. Announces First Quarter 2026 Financial Results Business Wire 4:05 PM

-- May 6, 2026 --

ESS Highlights Third-Party Utility Validating Iron Flow Battery Technology Business Wire 8:31 AM

-- May 5, 2026 --

ESS Announces Successful Commissioning of Long-Duration Iron Flow Battery Systems at Turlock Irrigation District Solar-Over-Canal Project Business Wire 8:30 AM

-- April 30, 2026 --

ESS Partners with Alsym Energy to Deliver 8.5 GWh of Non-Lithium Battery Energy Storage Solutions Business Wire 8:31 AM

-- April 23, 2026 --

ESS to Host First Quarter 2026 Financial Results Conference Call on Thursday, May 7, 2026 at 5:00 p.m. Eastern Time Business Wire 8:31 AM

-- April 9, 2026 --

ESS Engages MZ Group to Lead Strategic Investor Relations and Shareholder Communications Program Business Wire 8:31 AM

-- March 10, 2026 --

ESS to Attend the 38th Annual ROTH Conference Business Wire 8:31 AM

-- March 5, 2026 --

ESS Announces Fourth Quarter and Full Year 2025 Financial Results Business Wire 4:05 PM

-- March 3, 2026 --

ESS Announces Agreement to Join Salt River Project and Google Long Duration Energy Storage Collaboration Business Wire 8:31 AM

-- February 19, 2026 --

ESS Appoints Randall Selesky as Chief Commercial Officer to Accelerate Global Growth Business Wire 8:40 AM
ESS Schedules Fourth Quarter and Full Year 2025 Financial Results Conference Call on Thursday, March 5, 2026 at 5:00 p.m. Eastern Time Business Wire 8:31 AM

-- February 18, 2026 --

ESS Acquires VoltStorage GmbH Intellectual Property and Assets to Advance Flexible Long-Duration Energy Storage Business Wire 8:31 AM

-- February 5, 2026 --

ESS Tech, Inc. Issues Shareholder Letter and Provides Corporate Update Business Wire 8:31 AM

-- January 30, 2026 --

ESS Tech, Inc. Announces Closing of $15 Million Registered Direct Offering Priced at a Premium to Market Business Wire 4:05 PM

-- January 29, 2026 --

ESS Tech Awarded $9.9 Million Contract from Concurrent Technologies Corporation and U.S. Air Force Research Laboratory Business Wire 8:40 AM
ESS Tech, Inc. Announces $15 Million Registered Direct Offering Priced at a Premium to Market Business Wire 8:30 AM
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