{"schema_version":"secwatch.filing_event.v1","accession":"0001193125-25-326730","form_type":"8-K","ticker":"GPK","cik":"0001408075","company_name":"GRAPHIC PACKAGING HOLDING CO","filed_at":"2025-12-19T23:59:59+00:00","discovered_at":"2026-05-14T18:02:39.327628+00:00","generated_at":"2026-05-16T12:32:35.544141+00:00","sec_items":["7.01","9.01"],"event_type":"leadership","sentiment":"neutral","materiality_score":0.85,"calibrated_materiality_score":0.85,"confidence":"high","headline":"Graphic Packaging names Robbert Rietbroek CEO effective Jan 1, 2026; stock fell ~50% in past year","bullets":["Robbert Rietbroek to become President and CEO on January 1, 2026, succeeding prior leadership.","Board cites nearly 50% share price decline over the past year as signal for meaningful change.","AlixPartners engaged to identify cost reduction and working capital optimization opportunities.","Company reiterates Vision 2030 goals: improve free cash flow, optimize cost structure, enhance efficiency.","Responds to Eminence Capital press release, reaffirms commitment to shareholder value."],"urls":{"canonical":"https://secwatch.observer/filing/0001193125-25-326730","json":"https://secwatch.observer/filing/0001193125-25-326730.json","markdown":"https://secwatch.observer/filing/0001193125-25-326730.md","text":"https://secwatch.observer/filing/0001193125-25-326730.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/1408075/000119312525326730/0001193125-25-326730-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/1408075/000119312525326730/d36775d8k.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-05-16T12:32:35.544141+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"}