{"schema_version":"secwatch.filing_event.v1","accession":"0001819438-26-000077","form_type":"8-K","ticker":"GWH","cik":"0001819438","company_name":"ESS Tech, Inc.","filed_at":"2026-08-21T20:09:04+00:00","discovered_at":"2026-08-21T20:10:04.431174+00:00","generated_at":"2026-08-21T20:10:09.347123+00:00","sec_items":["1.01","3.02","8.01","9.01"],"event_type":"other_material","sentiment":"neutral","materiality_score":0.6,"calibrated_materiality_score":0.6,"confidence":"high","headline":"ESS Tech raises $3.2M in registered direct offering; 6.4M shares at $0.50 plus warrants","bullets":["Sold 6.4M shares at $0.50/share; gross proceeds ~$3.2M, net ~$2.5M after fees.","Issued 12.8M warrants at $0.50 exercise price; exercisable only after stockholder approval, 5-year term.","Proceeds: repay $1.5M promissory note with YA II PN, Ltd., plus general corporate use.","Roth Capital Partners placement agent; 7% cash fee plus 320k share warrant; 90-day lock-up for officers/directors.","Company to seek stockholder approval for warrant issuance and reverse stock split within 60 days."],"urls":{"canonical":"https://secwatch.observer/filing/0001819438-26-000077","json":"https://secwatch.observer/filing/0001819438-26-000077.json","markdown":"https://secwatch.observer/filing/0001819438-26-000077.md","text":"https://secwatch.observer/filing/0001819438-26-000077.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/1819438/000181943826000077/0001819438-26-000077-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/1819438/000181943826000077/wk-20260820.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-08-21T20:10:09.347123+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"}