{"schema_version":"secwatch.filing_event.v1","accession":"0001104657-21-000094","form_type":"8-K","ticker":"MTRN","cik":"0001104657","company_name":"MATERION Corp","filed_at":"2021-09-20T23:59:59+00:00","discovered_at":"2026-05-14T18:04:17.163223+00:00","generated_at":"2026-06-29T02:31:44.611463+00:00","sec_items":["1.01","7.01","9.01"],"event_type":"m_and_a","sentiment":"positive","materiality_score":0.85,"calibrated_materiality_score":0.85,"confidence":"high","headline":"Materion to acquire H.C. Starck's electronic materials business for $380M in cash","bullets":["Acquiring HCS-Electronic Materials for $380M in cash; expected to close Q4 2021, subject to regulatory approval.","Target generates ~$145M revenue and ~$29M adjusted EBITDA (~20% margin) in 2021.","Deal is immediately accretive to Materion's adjusted EBITDA margin by ~100 bps and adjusted EPS.","Acquisition financed through new term loan and revolver; pro forma net debt/EBITDA ~2.9x.","Adds tantalum and niobium sputtering targets for semiconductor, industrial, and aerospace & defense markets."],"urls":{"canonical":"https://secwatch.observer/filing/0001104657-21-000094","json":"https://secwatch.observer/filing/0001104657-21-000094.json","markdown":"https://secwatch.observer/filing/0001104657-21-000094.md","text":"https://secwatch.observer/filing/0001104657-21-000094.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/1104657/000110465721000094/0001104657-21-000094-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/1104657/000110465721000094/mtrn-20210919.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-06-29T02:31:44.611463+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"}