{"data":[{"accessionNo":"0000019617-26-000262","formType":"SCHEDULE 13G","amendmentNo":null,"issuerCik":"0000315293","issuerName":"Aon plc","ticker":"AON","cusip":"G0403H108","securityClass":"Class A Ordinary Shares $0.01 nominal value","eventDate":"2026-06-30","reportingPerson":"JPMORGAN CHASE & CO","reportingCik":null,"personType":"HC","sharesOwned":12173339,"percentOfClass":5.6,"filedAt":"2026-07-16"},{"accessionNo":"0002100119-26-000074","formType":"SCHEDULE 13G","amendmentNo":null,"issuerCik":"0000315293","issuerName":"Aon PLC","ticker":"AON","cusip":"G0403H108","securityClass":"Common Stock","eventDate":"2026-03-31","reportingPerson":"Vanguard Capital Management","reportingCik":null,"personType":"IA","sharesOwned":15687441,"percentOfClass":7.32,"filedAt":"2026-04-29"},{"accessionNo":"0000102909-26-000443","formType":"SCHEDULE 13G/A","amendmentNo":10,"issuerCik":"0000315293","issuerName":"Aon PLC","ticker":"AON","cusip":"G0403H108","securityClass":"Common Stock","eventDate":"2026-03-13","reportingPerson":"The Vanguard Group","reportingCik":null,"personType":"IA","sharesOwned":0,"percentOfClass":0,"filedAt":"2026-03-26"}],"updatedAt":"2026-10-13T11:45:10.679Z","source":"xoomar.com","docs":"https://xoomar.com/markets/api","license":"https://xoomar.com/terms","attribution":"Credit XOOMAR with a link to the dataset page on xoomar.com when you republish this data","meta":{"source":"SEC","sourceAttribution":"Schedule 13D and 13G data: SEC.","notice":"10 requests a minute without a key, 30 with a free key. Get a free key at https://xoomar.com/signup?utm_source=api, register your app at https://xoomar.com/developers/register?utm_source=api, and credit the data as \"Data: XOOMAR\" together with the sourceAttribution line."}}