{"url_path":"/sec/gwh/8-k/2026-06-23/item-7-01","section_key":"item-7-01","section_title":"Item 7.01 Regulation FD Disclosure.","topic":"sec","document":{"doc_type":"8-K","doc_date":"2026-06-23","source_url":"https://www.sec.gov/Archives/edgar/data/1819438/0001819438-26-000053-index.html","accession_number":"0001819438-26-000053","cik":"0001819438","ticker":"GWH","issuer_name":"ESS Tech, Inc.","edgar_url":"https://www.sec.gov/Archives/edgar/data/1819438/0001819438-26-000053-index.html","primary_entity_key":"0001819438","primary_entity_name":"ESS Tech, Inc."},"word_count":140,"has_tables":true,"body_markdown":"Item 7.01    Regulation FD Disclosure.\n\nOn June 23, 2026, the Company issued a press release (the “Press Release”) announcing its decision to accelerate its development of sodium-ion battery energy storage systems (the “Sodium-Ion Strategy”). The Company will continue development of its iron flow battery technology for long-duration applications while streamlining its Wilsonville operations, reducing expenses and cash burn, to reallocate capital toward the sodium-ion and related solutions. A copy of the Press Release is furnished as Exhibit 99.1 to this Current Report on Form 8-K.\n\nThe information furnished under this Item 7.01, including Exhibit 99.1, shall not be deemed to be “filed” for purposes of Section 18 of the Exchange Act or incorporated by reference in any filing under the Securities Act or the Exchange Act, except as shall be expressly set forth by specific reference in such a filing."}