{"schema_version":"secwatch.filing_event.v1","accession":"0000931148-23-000142","form_type":"8-K","ticker":"EAF","cik":"0000931148","company_name":"GRAFTECH INTERNATIONAL LTD","filed_at":"2023-09-28T23:59:59+00:00","discovered_at":"2026-05-14T18:03:37.077738+00:00","generated_at":"2026-06-10T08:01:41.524305+00:00","sec_items":["5.02","9.01"],"event_type":"leadership","sentiment":"neutral","materiality_score":0.75,"calibrated_materiality_score":0.75,"confidence":"high","headline":"CEO Marcel Kessler steps down; CFO Tim Flanagan named interim CEO effective Nov 15","bullets":["Kessler to step down as CEO/President on Nov 15, 2023, resign as employee Dec 31, but remains on Board.","Timothy Flanagan (CFO) appointed interim CEO/President; Catherine Hedoux-Delgado appointed interim CFO/Treasurer, both effective Nov 15.","COO Jeremy Halford will continue leading investigation into using company assets for EV battery market, alongside current duties.","Board to conduct global search for permanent CEO; interim leaders receive monthly stipends ($21k Flanagan, $8k Halford, $4k Hedoux-Delgado)."],"urls":{"canonical":"https://secwatch.observer/filing/0000931148-23-000142","json":"https://secwatch.observer/filing/0000931148-23-000142.json","markdown":"https://secwatch.observer/filing/0000931148-23-000142.md","text":"https://secwatch.observer/filing/0000931148-23-000142.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/931148/000093114823000142/0000931148-23-000142-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/931148/000093114823000142/gti-20230925.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-06-10T08:01:41.524305+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":[{"claim_id":"04a273f304","claim":"Marcel Kessler departed as Chief Executive Officer and President at GRAFTECH INTERNATIONAL LTD.","evidence_excerpt":"On September 25, 2023, Marcel Kessler, Chief Executive Officer and President and Director of GrafTech International Ltd. (the “Company”), informed the Board of Directors of the Company (the “Board”) of his intention, due to family reasons, to (i) step down as Chief Executive Officer and President effective November 15, 2023 and (ii) resign as an employee of the Company effective December 31, 2023.","evidence_source":"SEC 8-K Item 5.02","evidence_url":"https://www.sec.gov/Archives/edgar/data/931148/000093114823000142/0000931148-23-000142-index.htm","confidence":0.95,"family_label":"Executive change","details":[{"label":"Action","value":"step down"},{"label":"Role","value":"Chief Executive Officer and President"}],"fact_type":"executive_change"},{"claim_id":"125fc8eb22","claim":"Timothy K. Flanagan was appointed as interim Chief Executive Officer and President at GRAFTECH INTERNATIONAL LTD.","evidence_excerpt":"On September 27, 2023, the Board appointed Timothy K. Flanagan, the current Chief Financial Officer, Senior Vice President Finance and Treasurer of the Company, to serve as interim Chief Executive Officer and President","evidence_source":"SEC 8-K Item 5.02","evidence_url":"https://www.sec.gov/Archives/edgar/data/931148/000093114823000142/0000931148-23-000142-index.htm","confidence":0.95,"family_label":"Executive change","details":[{"label":"Action","value":"appointed"},{"label":"Role","value":"interim Chief Executive Officer and President"}],"fact_type":"executive_change"},{"claim_id":"34fcf393dc","claim":"Catherine Hedoux-Delgado was appointed as interim Chief Financial Officer and Treasurer at GRAFTECH INTERNATIONAL LTD.","evidence_excerpt":"and Catherine Hedoux-Delgado, the current Vice President, Corporate Controller of the Company, to serve as interim Chief Financial Officer and Treasurer, each effective November 15, 2023.","evidence_source":"SEC 8-K Item 5.02","evidence_url":"https://www.sec.gov/Archives/edgar/data/931148/000093114823000142/0000931148-23-000142-index.htm","confidence":0.95,"family_label":"Executive change","details":[{"label":"Action","value":"appointed"},{"label":"Role","value":"interim Chief Financial Officer and Treasurer"}],"fact_type":"executive_change"}],"license":"Source filings: public domain (SEC EDGAR). Summaries (headline + bullets): CC-BY-4.0; attribute https://secwatch.observer"}