{"schema_version":"secwatch.filing_event.v1","accession":"0001564590-21-041928","form_type":"8-K","ticker":"KOP","cik":"0001315257","company_name":"Koppers Holdings Inc.","filed_at":"2021-08-06T23:59:59+00:00","discovered_at":"2026-05-14T18:04:17.591907+00:00","generated_at":"2026-06-29T20:09:42.379230+00:00","sec_items":["2.02","9.01"],"event_type":"earnings","sentiment":"positive","materiality_score":0.75,"calibrated_materiality_score":0.75,"confidence":"high","headline":"Koppers Q2 adj EPS $1.41 vs $1.27 YoY; EBITDA $65.6M; guides FY adj EPS $4.35-4.60","bullets":["Sales $441.0M (+1% YoY); adjusted EBITDA $65.6M (+10%); diluted EPS $1.22 ($1.41 adjusted).","RUPS sales down 6.9% to $195.5M on railroad customer deferrals; PC record sales $145.6M (+6.2%).","CMC sales $99.9M (+11.5%); operating profit $13.4M vs $1.5M prior year.","FY2021 guidance: adj EBITDA $220-230M, adj EPS $4.35-4.60, sales $1.7-1.8B.","Net leverage improved to 3.2x from 3.5x; capex plan $110-120M."],"urls":{"canonical":"https://secwatch.observer/filing/0001564590-21-041928","json":"https://secwatch.observer/filing/0001564590-21-041928.json","markdown":"https://secwatch.observer/filing/0001564590-21-041928.md","text":"https://secwatch.observer/filing/0001564590-21-041928.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/1315257/000156459021041928/0001564590-21-041928-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/1315257/000156459021041928/kop-8k_20210806.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-06-29T20:09:42.379230+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"}