{"schema_version":"secwatch.filing_event.v1","accession":"0001057352-26-000030","form_type":"8-K","ticker":"CSGP","cik":"0001057352","company_name":"COSTAR GROUP, INC.","filed_at":"2026-04-28T23:59:59+00:00","discovered_at":"2026-05-14T18:02:31.883720+00:00","generated_at":"2026-05-15T02:41:20.533645+00:00","sec_items":["2.02","7.01","9.01"],"event_type":"earnings","sentiment":"positive","materiality_score":0.8,"calibrated_materiality_score":0.8,"confidence":"high","headline":"CoStar Group Q1 revenue $897M (+23% YoY); raises FY2026 EBITDA guidance to $780-820M","bullets":["Revenue $897M (+23% YoY); net income $3M vs loss of $15M in Q1 2025.","Adjusted EPS $0.23 (+53% YoY); Adjusted EBITDA $132M (+100% YoY), above guidance top end.","Net new bookings $67M (+20% YoY); 60 consecutive quarters of double-digit revenue growth.","Homes.com organic traffic +119% YoY; 35,000 members (+200% YoY).","FY2026 revenue reaffirmed $3.78-3.82B; adjusted EBITDA guidance raised $30M midpt to $780-820M."],"urls":{"canonical":"https://secwatch.observer/filing/0001057352-26-000030","json":"https://secwatch.observer/filing/0001057352-26-000030.json","markdown":"https://secwatch.observer/filing/0001057352-26-000030.md","text":"https://secwatch.observer/filing/0001057352-26-000030.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/1057352/000105735226000030/0001057352-26-000030-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/1057352/000105735226000030/form8-kq12026earningspr.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-05-15T02:41:20.533645+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":"7fd2d3e59d4f505b1861c5afb0dfac1f46f180c2","claim":"COSTAR GROUP, INC. reported the quarter ended March 31, 2026 results: revenue $897 million, net income $3 million, EPS $0.01. Guidance reaffirmed.","evidence_excerpt":"announced today that revenue for the quarter ended March 31, 2026 was $897 million, up 23% over revenue of $732 million for the quarter ended March 31, 2025. Net income was $3 million and earnings per diluted share was $0.01 for the first quarter of 2026","evidence_source":"SEC 8-K Item 2.02","evidence_url":"https://www.sec.gov/Archives/edgar/data/1057352/000105735226000030/0001057352-26-000030-index.htm","confidence":0.95,"family_label":"Earnings Releases","details":[{"label":"Period","value":"the quarter ended March 31, 2026"},{"label":"Revenue","value":"$897 million"},{"label":"Net income","value":"$3 million"},{"label":"EPS","value":"$0.01"},{"label":"Guidance","value":"reaffirmed"},{"label":"Result","value":"reported results"}],"fact_type":"earnings_release"}],"license":"Source filings: public domain (SEC EDGAR). Summaries (headline + bullets): CC-BY-4.0; attribute https://secwatch.observer"}