{"schema_version":"secwatch.filing_event.v1","accession":"0001104659-26-022896","form_type":"8-K","ticker":"MEC","cik":"0001766368","company_name":"Mayville Engineering Company, Inc.","filed_at":"2026-03-03T23:59:59+00:00","discovered_at":"2026-05-14T18:02:36.108548+00:00","generated_at":"2026-05-15T22:18:40.390779+00:00","sec_items":["2.02","9.01"],"event_type":"earnings","sentiment":"negative","materiality_score":0.8,"calibrated_materiality_score":0.8,"confidence":"high","headline":"MEC posts Q4 net loss $4.4M; forecasts Q1 adj. EBITDA $5-7M vs $12.2M prior year","bullets":["Net sales $134.3M (+10.7% y/y); full-year sales $546.5M (-6.0% y/y).","Q4 net loss $4.4M ($0.22 diluted EPS) vs net income $16.0M in Q4 2024 (includes $25.5M litigation gain).","Q4 Adjusted EBITDA $6.3M (4.7% margin) vs $9.2M (7.6%) prior year; FY adj. EBITDA $47.1M.","Data Center & Critical Power Q4 sales $20.4M (from $4.3M); $15M incremental awards secured.","Q1 2026 guidance: net sales $137-143M, adj. EBITDA $5-7M; FY 2026 adj. EBITDA $50-60M."],"urls":{"canonical":"https://secwatch.observer/filing/0001104659-26-022896","json":"https://secwatch.observer/filing/0001104659-26-022896.json","markdown":"https://secwatch.observer/filing/0001104659-26-022896.md","text":"https://secwatch.observer/filing/0001104659-26-022896.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/1766368/000110465926022896/0001104659-26-022896-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/1766368/000110465926022896/tmb-20260303x8k.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-05-15T22:18:40.390779+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"}