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ESS Tech, Inc. news in 2026

ESS Tech, Inc.'s news releases, calls and decks from 2026, newest first.

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NYSE to Commence Delisting Proceedings Against ESS Tech, Inc. (GWH)

October 2, 2026

NYSE to Commence Delisting Proceedings Against ESS Tech, Inc. (GWH)

September 24, 2026

ESS Tech, Inc. Announces Closing of $3.2 Million Registered Direct Offering and Concurrent Private Placement

August 24, 2026

ESS Tech, Inc. Announces $3.2 Million Registered Direct Offering and Concurrent Private Placement

August 20, 2026

ESS Tech, Inc. Announces Second Quarter 2026 Financial Results

August 11, 2026

ESS Reschedules Second Quarter 2026 Financial Results Conference Call to Tuesday, August 11, 2026 at 5: 00 p.m. Eastern Time

August 10, 2026

ESS Tech Signs Letter of Intent for Proposed Business Combination

August 6, 2026

ESS to Host Second Quarter 2026 Financial Results Conference Call on Thursday, August 13, 2026 at 5: 00 p.m. Eastern Time

July 29, 2026

ESS Introduces Bridge™, a Modular Sodium-Ion Battery Energy Storage System for Grid-Scale, Data Center, and Commercial Applications

July 8, 2026

ESS Added to Russell Microcap® Index

June 29, 2026

ESS to Accelerate Sodium-Ion Battery Energy Storage System Development Following Surging Customer Interest

June 23, 2026

ESS Tech, Inc. Announces First Quarter 2026 Financial Results

May 7, 2026

ESS Highlights Third-Party Utility Validating Iron Flow Battery Technology

May 6, 2026

ESS Announces Successful Commissioning of Long-Duration Iron Flow Battery Systems at Turlock Irrigation District Solar-Over-Canal Project

May 5, 2026

ESS Partners with Alsym Energy to Deliver 8.5 GWh of Non-Lithium Battery Energy Storage Solutions

April 30, 2026

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

April 23, 2026

ESS Engages MZ Group to Lead Strategic Investor Relations and Shareholder Communications Program

April 9, 2026

ESS Announces Fourth Quarter and Full Year 2025 Financial Results

March 5, 2026

ESS Announces Agreement to Join Salt River Project and Google Long Duration Energy Storage Collaboration

March 3, 2026

ESS Appoints Randall Selesky as Chief Commercial Officer to Accelerate Global Growth

February 19, 2026

ESS Schedules Fourth Quarter and Full Year 2025 Financial Results Conference Call on Thursday, March 5, 2026 at 5: 00 p.m. Eastern Time

February 19, 2026

ESS Acquires VoltStorage GmbH Intellectual Property and Assets to Advance Flexible Long-Duration Energy Storage

February 18, 2026

ESS Tech, Inc. Issues Shareholder Letter and Provides Corporate Update

February 5, 2026

ESS Tech, Inc. Announces Closing of $15 Million Registered Direct Offering Priced at a Premium to Market

January 30, 2026

ESS Tech Awarded $9.9 Million Contract from Concurrent Technologies Corporation and U.S. Air Force Research Laboratory

January 29, 2026

ESS Tech, Inc. Announces $15 Million Registered Direct Offering Priced at a Premium to Market

January 29, 2026

ESS Tech Appoints Drew Buckley as Chief Executive Officer and Announces New Leadership Changes

January 6, 2026

Calls in 2026

Decks in 2026