{"schema_version":"secwatch.filing_event.v1","accession":"0001104659-24-011404","form_type":"8-K","ticker":"CLIR","cik":"0001434524","company_name":"ClearSign Technologies Corp","filed_at":"2024-02-07T23:59:59+00:00","discovered_at":"2026-05-14T18:03:24.177169+00:00","generated_at":"2026-06-06T06:53:31.648004+00:00","sec_items":["2.02","7.01","9.01"],"event_type":"earnings","sentiment":"positive","materiality_score":0.7,"calibrated_materiality_score":0.7,"confidence":"high","headline":"ClearSign reports Q4 revenue ~$1.2M, up from $50K YoY; FY revenue $2.3M, loss narrows","bullets":["Q4 2023 revenue approximately $1.2 million, compared to $50 thousand in Q4 2022.","Full year 2023 revenue approximately $2.3 million, compared to $374 thousand in 2022.","Preliminary net loss for 2023 estimated between $5.1M and $5.4M, narrowing from $5.8M loss in 2022.","Completed largest refinery heater installation in California; achieved third-party emissions guarantee validation."],"urls":{"canonical":"https://secwatch.observer/filing/0001104659-24-011404","json":"https://secwatch.observer/filing/0001104659-24-011404.json","markdown":"https://secwatch.observer/filing/0001104659-24-011404.md","text":"https://secwatch.observer/filing/0001104659-24-011404.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/1434524/000110465924011404/0001104659-24-011404-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/1434524/000110465924011404/tm245403d1_8k.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-06-06T06:53:31.648004+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":[{"claim_id":"1ed106132aab31f0ebc0b27062b135417d432b72","claim":"ClearSign Technologies Corp reported fiscal year ended December 31, 2023 results: revenue approximately $2.3 million, net income between $5.4 to $5.1 million.","evidence_excerpt":"The Company's estimated preliminary revenues for the year ended December 31, 2023 was $2.3 million, compared to $374 thousand for the year ended December 31, 2022. Additionally, the Company reported a net loss of approximately $5.8 million for the year ended December 31, 2022, and estimates that the preliminary net loss for the year ended December 31, 2023 will range between $5.4 to $5.1 million.","evidence_source":"SEC 8-K Item 2.02","evidence_url":"https://www.sec.gov/Archives/edgar/data/1434524/000110465924011404/0001104659-24-011404-index.htm","confidence":0.95,"family_label":"Earnings Releases","details":[{"label":"Period","value":"fiscal year ended December 31, 2023"},{"label":"Revenue","value":"approximately $2.3 million"},{"label":"Net income","value":"between $5.4 to $5.1 million"},{"label":"Result","value":"preliminary results"}],"fact_type":"earnings_release"},{"claim_id":"f034a1861f3f827d65ab9f7daccee0e566dafd14","claim":"ClearSign Technologies Corp reported fourth quarter ended December 31, 2023 results: revenue approximately $1.2 million.","evidence_excerpt":"Preliminary revenues for the three months ended December 31, 2023 was approximately $1.2 million, compared to $50 thousand for the comparable period in 2022.","evidence_source":"SEC 8-K Item 2.02","evidence_url":"https://www.sec.gov/Archives/edgar/data/1434524/000110465924011404/0001104659-24-011404-index.htm","confidence":0.95,"family_label":"Earnings Releases","details":[{"label":"Period","value":"fourth quarter ended December 31, 2023"},{"label":"Revenue","value":"approximately $1.2 million"},{"label":"Result","value":"preliminary results"}],"fact_type":"earnings_release"}],"license":"Source filings: public domain (SEC EDGAR). Summaries (headline + bullets): CC-BY-4.0; attribute https://secwatch.observer"}