{"schema_version":"secwatch.filing_event.v1","accession":"0001104659-26-075734","form_type":"8-K","ticker":"CLIR","cik":"0001434524","company_name":"ClearSign Technologies Corp","filed_at":"2026-06-18T20:15:25+00:00","discovered_at":"2026-06-18T20:17:00.296860+00:00","generated_at":"2026-06-18T20:23:17.352652+00:00","sec_items":["8.01","9.01"],"event_type":"other_material","sentiment":"neutral","materiality_score":0.3,"calibrated_materiality_score":0.3,"confidence":"high","headline":"ClearSign closes full over-allotment of 116,667 shares for ~$471K net proceeds","bullets":["Underwriter Newbridge Securities purchased 116,667 additional shares at $4.33 each, fully exercising the over-allotment option.","Net proceeds to ClearSign were approximately $470,858 after underwriting discounts and estimated expenses.","Proceeds will be used for working capital, R&D, marketing, sales, and general corporate purposes.","The over-allotment was part of a firm-commitment public offering that initially closed June 1, 2026."],"urls":{"canonical":"https://secwatch.observer/filing/0001104659-26-075734","json":"https://secwatch.observer/filing/0001104659-26-075734.json","markdown":"https://secwatch.observer/filing/0001104659-26-075734.md","text":"https://secwatch.observer/filing/0001104659-26-075734.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/1434524/000110465926075734/0001104659-26-075734-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/1434524/000110465926075734/tm2618244d1_8k.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-06-18T20:23:17.352652+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"}