{"schema_version":"secwatch.filing_event.v1","accession":"0001104659-24-092147","form_type":"8-K","ticker":"CLIR","cik":"0001434524","company_name":"ClearSign Technologies Corp","filed_at":"2024-08-23T23:59:59+00:00","discovered_at":"2026-05-14T18:03:13.050170+00:00","generated_at":"2026-05-31T07:49:16.896826+00:00","sec_items":["2.02","7.01","9.01"],"event_type":"other_material","sentiment":"positive","materiality_score":0.6,"calibrated_materiality_score":0.6,"confidence":"high","headline":"ClearSign Q2 update: $16M cash, largest burner order, 26-burner project, board changes","bullets":["Received initial engineering order for 26 ClearSign Core burners for four heaters at a Texas Gulf Coast petrochemical facility (Fortune 500 client, partner Birwelco USA).","Sold largest boiler burner to date (~90 MMBTU/hr) to Devco Process Heaters for a Texas gas processing plant; delivery expected Q3 2024.","Closed public offering and private placement with gross proceeds ~$9.3M and ~$4.3M respectively; cash and equivalents ~$16M at June 30, 2024.","Successful start-up of second multi-burner (5-burner) heater at Kern Energy refinery; emissions below guarantee; engineering orders for two more heaters (4 burners total).","Board appointments: David Maley and G. Todd Silva joined Board; Silva replaced Robert T. Hoffman Sr. as clirSPV LLC designee."],"urls":{"canonical":"https://secwatch.observer/filing/0001104659-24-092147","json":"https://secwatch.observer/filing/0001104659-24-092147.json","markdown":"https://secwatch.observer/filing/0001104659-24-092147.md","text":"https://secwatch.observer/filing/0001104659-24-092147.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/1434524/000110465924092147/0001104659-24-092147-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/1434524/000110465924092147/tm2422517d1_8k.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-05-31T07:49:16.896826+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"}