{"schema_version":"secwatch.filing_event.v1","accession":"0001628280-24-019631","form_type":"8-K","ticker":null,"cik":"0001621563","company_name":"Summit Materials, Inc.","filed_at":"2024-05-01T23:59:59+00:00","discovered_at":"2026-05-14T18:03:19.289285+00:00","generated_at":"2026-06-03T02:53:07.599649+00:00","sec_items":["2.02","9.01"],"event_type":"earnings","sentiment":"positive","materiality_score":0.8,"calibrated_materiality_score":0.8,"confidence":"high","headline":"Summit Materials Q1: net loss $67.3M on $773M revenue; raises FY guidance & synergy target","bullets":["Net revenue $773.2M (up 89.9%), net loss $67.3M (Basic EPS -$0.40); Adjusted Diluted EPS -$0.12.","Adjusted EBITDA $121.2M (up 194.2%) amid 'better than anticipated' quarter and Argos USA integration.","Raises 2024 synergy target to at least $40M; Adjusted EBITDA guidance raised to ~$970M-$1,010M.","Full-year capex guidance $430M-$470M.","CEO cites pricing momentum, cost headwinds decelerating, and demand accommodating margin expansion."],"urls":{"canonical":"https://secwatch.observer/filing/0001628280-24-019631","json":"https://secwatch.observer/filing/0001628280-24-019631.json","markdown":"https://secwatch.observer/filing/0001628280-24-019631.md","text":"https://secwatch.observer/filing/0001628280-24-019631.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/1621563/000162828024019631/0001628280-24-019631-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/1621563/000162828024019631/sum-20240501.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-06-03T02:53:07.599649+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":"c6d56053887a84bffbd2484deb5d5887b777b8e7","claim":"Summit Materials, Inc. reported the fiscal quarter ended March 30, 2024 results: revenue $ 773,229, net income $ (67,270), EPS $ (0.40). Guidance raised.","evidence_excerpt":"the quarter ended April 1, 2023 unless noted otherwise. Three months ended ($ in thousands, except per share amounts) March 30, 2024 April 1, 2023 % Chg vs. PY Net revenue $ 773,229 $ 407,270 89.9 % Operating loss (44,853) (15,475) (189.8) % Net loss (67,270) (31,212) (115.5) % Basic EPS $ (0.40) $ (0.26) (53.8) % Adjusted Cash Gross Profit 181,004 81,351","evidence_source":"SEC 8-K Item 2.02","evidence_url":"https://www.sec.gov/Archives/edgar/data/1621563/000162828024019631/0001628280-24-019631-index.htm","confidence":0.95,"family_label":"Earnings Releases","details":[{"label":"Period","value":"the fiscal quarter ended March 30, 2024"},{"label":"Revenue","value":"$ 773,229"},{"label":"Net income","value":"$ (67,270)"},{"label":"EPS","value":"$ (0.40)"},{"label":"Guidance","value":"raised"},{"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"}