Overview

Basic information

Litigation

Active legal matters

Material Events

8-K disclosures

SEC Filings

Key regulatory docs

Insider Transactions

Ownership changes

Overview

Basic information

Litigation

Active legal matters

Material Events

8-K disclosures

SEC Filings

Key regulatory docs

Insider Transactions

Ownership changes

ESS Tech, Inc. (GWH) Class Action Lawsuit (January 2023)

In Litigation

3:23cv50 • January 12, 2023

Class Period Start

August 11, 2022

Class Period End

December 7, 2022

PSLRA Deadline

March 13, 2023

Case Allegations

10b5

Statutes of Repose

Aug 11, 2025

Country

United States

Court

Federal Court

Docket History

Apr 24, 2023

Appointment of Lead Plaintiff

The court has appointed a lead plaintiff to represent the interests of investors in the lawsuit. The lead plaintiff works with the attorneys handling the case, helps oversee the litigation, and represents the interests of the proposed class.

Feb 15, 2023

Additional Complaint

Another plaintiff has filed a complaint on behalf of investors in ESS Tech, Inc.. The allegations and class definitions are substantively the same.

Jan 12, 2023

First Filed Complaint

A securities fraud class action complaint has been filed on behalf of certain investors in ESS Tech, Inc..

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