{"schema_version":"secwatch.filing_event.v1","accession":"0001193125-26-102188","form_type":"8-K","ticker":"GPK","cik":"0001408075","company_name":"GRAPHIC PACKAGING HOLDING CO","filed_at":"2026-03-11T23:59:59+00:00","discovered_at":"2026-05-14T18:02:35.006259+00:00","generated_at":"2026-05-15T14:44:39.656859+00:00","sec_items":["5.02"],"event_type":"leadership","sentiment":"neutral","materiality_score":0.25,"calibrated_materiality_score":0.25,"confidence":"high","headline":"Graphic Packaging appoints Jeffrey M. Stafeil to Board as Class I Director","bullets":["Jeffrey M. Stafeil appointed to the Board effective March 8, 2026.","He will serve as a Class I Director with term expiring in 2026.","Stafeil is independent and has no committee assignments yet.","No transactions requiring Item 404(a) disclosure were reported."],"urls":{"canonical":"https://secwatch.observer/filing/0001193125-26-102188","json":"https://secwatch.observer/filing/0001193125-26-102188.json","markdown":"https://secwatch.observer/filing/0001193125-26-102188.md","text":"https://secwatch.observer/filing/0001193125-26-102188.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/1408075/000119312526102188/0001193125-26-102188-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/1408075/000119312526102188/d28868d8k.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-05-15T14:44:39.656859+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"}