{"data":{"ticker":"AMG","company":"AFFILIATED MANAGERS GROUP, INC.  (AMG, MGR, MGRB, MGRD, MGRE)","cik":"1004434","history":[{"date":"2026-07-30","accessionNo":"0001628280-26-050793"},{"date":"2026-05-01","accessionNo":"0001628280-26-029094"},{"date":"2026-02-12","accessionNo":"0001628280-26-007464"},{"date":"2025-11-03","accessionNo":"0001628280-25-047923"},{"date":"2025-07-31","accessionNo":"0001004434-25-000042"},{"date":"2025-05-08","accessionNo":"0001004434-25-000036"},{"date":"2025-02-06","accessionNo":"0001004434-25-000004"},{"date":"2024-11-04","accessionNo":"0001004434-24-000045"},{"date":"2024-07-29","accessionNo":"0001004434-24-000035"},{"date":"2024-05-06","accessionNo":"0001004434-24-000026"},{"date":"2024-02-05","accessionNo":"0001004434-24-000005"},{"date":"2023-11-06","accessionNo":"0001004434-23-000031"},{"date":"2023-07-26","accessionNo":"0001004434-23-000021"},{"date":"2023-05-01","accessionNo":"0001004434-23-000015"},{"date":"2023-02-06","accessionNo":"0001004434-23-000004"}],"next":{"date":"2026-11-02","status":"estimated","basis":"2025-11-03"},"lastReported":"2026-07-30"},"updatedAt":"2026-07-30T00:00:00.000Z","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":"Earnings dates: 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."}}