{"schema_version":"secwatch.filing_event.v1","accession":"0001819438-26-000067","form_type":"8-K","ticker":"GWH","cik":"0001819438","company_name":"ESS Tech, Inc.","filed_at":"2026-08-06T12:36:33+00:00","discovered_at":"2026-08-06T12:40:00.336811+00:00","generated_at":"2026-08-06T12:40:07.596102+00:00","sec_items":["2.02","8.01"],"event_type":"other_material","sentiment":"negative","materiality_score":0.85,"calibrated_materiality_score":0.85,"confidence":"high","headline":"ESS Tech reports cash position of $5.6M as of July 31, 2026","bullets":["Cash, cash equivalents and short-term investments total $5.6M as of July 31, 2026.","No earnings or operational update provided in this filing.","Independent auditor has not audited, reviewed, or performed procedures on this balance."],"urls":{"canonical":"https://secwatch.observer/filing/0001819438-26-000067","json":"https://secwatch.observer/filing/0001819438-26-000067.json","markdown":"https://secwatch.observer/filing/0001819438-26-000067.md","text":"https://secwatch.observer/filing/0001819438-26-000067.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/1819438/000181943826000067/0001819438-26-000067-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/1819438/000181943826000067/wk-20260806.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-08-06T12:40:07.596102+00:00"},"review":{"review_status":"machine_generated","human_reviewed":false,"corrected":false,"correction_note":null,"correction_timestamp":null,"superseded_by":null,"related_filings":[]},"source_grounded_claims":[],"license":"Source filings: public domain (SEC EDGAR). Summaries (headline + bullets): CC-BY-4.0; attribute https://secwatch.observer"}