{"schema_version":"secwatch.filing_event.v1","accession":"0001104657-26-000002","form_type":"8-K","ticker":"MTRN","cik":"0001104657","company_name":"MATERION Corp","filed_at":"2026-01-23T23:59:59+00:00","discovered_at":"2026-05-14T18:02:34.545264+00:00","generated_at":"2026-05-16T08:21:15.727199+00:00","sec_items":["2.02"],"event_type":"earnings","sentiment":"neutral","materiality_score":0.65,"calibrated_materiality_score":0.65,"confidence":"high","headline":"Materion: prelim Q4 adj EPS $1.50-$1.55; takes $20-25M charge for clad strip quality issue","bullets":["Preliminary Q4 2025 adj EPS guided $1.50-$1.55; full-year adj EPS $5.40-$5.45.","Records a $20-25M charge related to a quality issue at large clad strip customer, excluded from non-GAAP.","Issue resolved; production facilities back online, shipments resumed; no material impact on 2026 volume expected.","Stronger-than-expected performance in Electronic Materials and Precision Optics segments."],"urls":{"canonical":"https://secwatch.observer/filing/0001104657-26-000002","json":"https://secwatch.observer/filing/0001104657-26-000002.json","markdown":"https://secwatch.observer/filing/0001104657-26-000002.md","text":"https://secwatch.observer/filing/0001104657-26-000002.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/1104657/000110465726000002/0001104657-26-000002-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/1104657/000110465726000002/mtrn-20260123.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-05-16T08:21:15.727199+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"}