{"schema_version":"secwatch.filing_event.v1","accession":"0001193125-25-055237","form_type":"8-K","ticker":"AON","cik":"0000315293","company_name":"Aon plc","filed_at":"2025-03-17T23:59:59+00:00","discovered_at":"2026-05-14T18:03:05.943313+00:00","generated_at":"2026-05-24T16:58:10.923593+00:00","sec_items":["5.02","7.01","9.01"],"event_type":"leadership","sentiment":"neutral","materiality_score":0.55,"calibrated_materiality_score":0.55,"confidence":"high","headline":"Aon President Eric Andersen transitions to Senior Advisor; CEO Greg Case assumes President role","bullets":["Eric Andersen steps down as President, becomes Senior Advisor to CEO through June 2026.","CEO Greg Case adds title of President; no changes to Case's compensation.","Andersen had been with Aon since 1997, key in Aon United strategy and 3x3 Plan execution.","Transition effective March 14, 2025; amendment to Case's employment agreement filed.","No financial impact or guidance changes reported."],"urls":{"canonical":"https://secwatch.observer/filing/0001193125-25-055237","json":"https://secwatch.observer/filing/0001193125-25-055237.json","markdown":"https://secwatch.observer/filing/0001193125-25-055237.md","text":"https://secwatch.observer/filing/0001193125-25-055237.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/315293/000119312525055237/0001193125-25-055237-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/315293/000119312525055237/d903628d8k.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-05-24T16:58:10.923593+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":"669fe1fe35","claim":"Gregory C. Case changed role as President at Aon plc.","evidence_excerpt":"Gregory C. Case, the Company’s Chief Executive Officer, assumed the additional title of President of the Company and Aon Corporation.","evidence_source":"SEC 8-K Item 5.02","evidence_url":"https://www.sec.gov/Archives/edgar/data/315293/000119312525055237/0001193125-25-055237-index.htm","confidence":0.95,"family_label":"Executive change","details":[{"label":"Action","value":"assumed"},{"label":"Role","value":"President"}]},{"claim_id":"781ff3e6ad","claim":"Eric Andersen changed role as Senior Advisor at Aon plc.","evidence_excerpt":"On March 14, 2025 (the “Transition Date”), Eric Andersen transitioned to a new role as Senior Advisor and ceased to serve as President of Aon plc (the “Company”) and Aon Corporation","evidence_source":"SEC 8-K Item 5.02","evidence_url":"https://www.sec.gov/Archives/edgar/data/315293/000119312525055237/0001193125-25-055237-index.htm","confidence":0.95,"family_label":"Executive change","details":[{"label":"Action","value":"transitioned"},{"label":"Role","value":"Senior Advisor"}]}],"license":"Source filings: public domain (SEC EDGAR). Summaries (headline + bullets): CC-BY-4.0; attribute https://secwatch.observer"}