{"schema_version":"secwatch.filing_event.v1","accession":"0001193125-25-053530","form_type":"8-K","ticker":"AON","cik":"0000315293","company_name":"Aon plc","filed_at":"2025-03-13T23:59:59+00:00","discovered_at":"2026-05-14T18:03:05.943101+00:00","generated_at":"2026-05-24T21:42:27.069933+00:00","sec_items":["5.02"],"event_type":"leadership","sentiment":"neutral","materiality_score":0.35,"calibrated_materiality_score":0.35,"confidence":"high","headline":"Aon CAO Michael Neller to become Deputy Global CPO; search for successor begins","bullets":["Michael Neller transitions from Chief Accounting Officer & Global Controller to Deputy Global Chief People Officer, Total Rewards and Talent Development.","Aon will conduct a search for a new Chief Accounting Officer and Global Controller.","Neller will remain in his current role until a successor is appointed.","Transition effective March 13, 2025."],"urls":{"canonical":"https://secwatch.observer/filing/0001193125-25-053530","json":"https://secwatch.observer/filing/0001193125-25-053530.json","markdown":"https://secwatch.observer/filing/0001193125-25-053530.md","text":"https://secwatch.observer/filing/0001193125-25-053530.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/315293/000119312525053530/0001193125-25-053530-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/315293/000119312525053530/d892037d8k.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-05-24T21:42:27.069933+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":"50db523578","claim":"Michael Neller changed role as Deputy Global Chief People Officer, Total Rewards and Talent Development at Aon plc.","evidence_excerpt":"On March 13, 2025, Aon plc (the “Company”) announced that Michael Neller will transition from his role as Chief Accounting Officer and Global Controller of the Company into a new role as Deputy Global Chief People Officer, Total Rewards and Talent Development of the Company.","evidence_source":"SEC 8-K Item 5.02","evidence_url":"https://www.sec.gov/Archives/edgar/data/315293/000119312525053530/0001193125-25-053530-index.htm","confidence":0.95,"family_label":"Executive change","details":[{"label":"Action","value":"transition"},{"label":"Role","value":"Deputy Global Chief People Officer, Total Rewards and Talent Development"}]}],"license":"Source filings: public domain (SEC EDGAR). Summaries (headline + bullets): CC-BY-4.0; attribute https://secwatch.observer"}