ESS Tech, Inc. entered into employment agreements with CFO Kate Suhadolnik and CSO/General Counsel Kelly F. Goodman on August 28, 2026. The agreements set a base salary of $380,000 for each executive and include change-in-control protections such as twelve months' salary, COBRA premiums, and equity acceleration if terminated during the CIC protective period. These arrangements do not alter their titles or existing bonus eligibility. ESS Tech operates in the energy storage industry, providing battery energy storage systems.

The New York Stock Exchange notified ESS Tech, Inc. of proceedings to delist its Public Warrants (GWH.W) and immediately suspended trading of those warrants due to abnormally low trading price levels. Common stock (GWH) trading on the NYSE is unaffected and remains listed. ESS Tech, Inc. operates in the energy storage solutions industry and provides energy storage systems for renewable energy applications.

On June 23, 2026, ESS Tech, Inc. announced a strategic shift to accelerate the development of sodium-ion battery energy storage systems while continuing its iron flow battery technology. The company plans to streamline Wilsonville operations to reduce expenses and cash burn. As of May 31, 2026, the company reported a cash position of approximately $13.6 million in cash, cash equivalents, and short-term investments. Additionally, the company updated its risk factors following notice from the NYSE regarding failure to meet the minimum share price requirement under Section 802.01C. The company operates in the energy storage industry and develops long-duration battery technology.

Rich Hossfeld resigned from the Board of Directors and the Audit Committee of ESS Tech, Inc. effective June 12, 2026. Raffi Garabedian will replace him on the Audit Committee. The resignation was not due to any disagreement with the company's operations, policies, or practices. ESS Tech, Inc. operates in the energy storage industry and provides energy storage solutions.

On June 9, 2026, ESS Tech, Inc. received a notice from the New York Stock Exchange (NYSE) stating the company failed to satisfy the continued listing standard under Section 802.01C. As of June 8, 2026, the 30 trading-day average closing price of the common stock was $0.98, falling below the required $1.00 minimum. The company has six months to regain compliance and is considering various options, including a reverse stock split. The company intends to notify the NYSE of its intent to regain compliance within 10 business days. ESS Tech, Inc. operates in the energy storage industry, providing long-duration energy storage solutions.

ESS Tech, Inc. held its 2026 Annual Meeting of Stockholders on May 29, 2026, with 15,682,283 shares represented out of 27,922,991 shares outstanding. During the meeting, stockholders elected two Class II directors, ratified the appointment of KPMG LLP as the independent auditor, and approved advisory votes regarding executive compensation and its annual frequency.