{"schema_version":"secwatch.filing_event.v1","accession":"0001370946-26-000211","form_type":"8-K","ticker":"OC","cik":"0001370946","company_name":"Owens Corning","filed_at":"2026-09-16T20:26:41+00:00","discovered_at":"2026-09-16T20:28:20.770456+00:00","generated_at":"2026-09-16T20:28:27.944730+00:00","sec_items":["5.02"],"event_type":"leadership","sentiment":"neutral","materiality_score":0.25,"calibrated_materiality_score":0.25,"confidence":"high","headline":"Owens Corning expands board to 10, elects Michael J. DeVito as director","bullets":["Board grew from 9 to 10 directors; Michael J. DeVito elected effective Sept 16, 2026.","DeVito is former Freddie Mac CEO (2021-2024) and ex-Wells Fargo EVP, Head of Home Lending.","Joins Audit and Finance & Technology committees; deemed independent under NYSE standards.","Currently serves on NVR, Inc. board; no related-party or familial relationships disclosed."],"urls":{"canonical":"https://secwatch.observer/filing/0001370946-26-000211","json":"https://secwatch.observer/filing/0001370946-26-000211.json","markdown":"https://secwatch.observer/filing/0001370946-26-000211.md","text":"https://secwatch.observer/filing/0001370946-26-000211.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/1370946/000137094626000211/0001370946-26-000211-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/1370946/000137094626000211/oc-20260916.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-09-16T20:28:27.944730+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"}