{"schema_version":"secwatch.filing_event.v1","accession":"0001193125-22-315487","form_type":"8-K","ticker":"AMG","cik":"0001004434","company_name":"AFFILIATED MANAGERS GROUP, INC.","filed_at":"2022-12-30T23:59:59+00:00","discovered_at":"2026-05-14T18:03:49.163848+00:00","generated_at":"2026-06-20T21:16:35.496554+00:00","sec_items":["5.02"],"event_type":"leadership","sentiment":"neutral","materiality_score":0.35,"calibrated_materiality_score":0.35,"confidence":"high","headline":"AMG General Counsel David Billings to retire, stay as Senior Advisor","bullets":["David M. Billings steps down as General Counsel effective December 31, 2022.","Billings will remain with the company as Senior Advisor after retirement.","CEO Jay C. Horgen thanked Billings for his contributions to AMG's success."],"urls":{"canonical":"https://secwatch.observer/filing/0001193125-22-315487","json":"https://secwatch.observer/filing/0001193125-22-315487.json","markdown":"https://secwatch.observer/filing/0001193125-22-315487.md","text":"https://secwatch.observer/filing/0001193125-22-315487.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/1004434/000119312522315487/0001193125-22-315487-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/1004434/000119312522315487/d433603d8k.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-06-20T21:16:35.496554+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":"3d6f449c58","claim":"David M. Billings retired as General Counsel at AFFILIATED MANAGERS GROUP, INC..","evidence_excerpt":"David M. Billings has given notice of his intention to retire, and will step down as General Counsel effective December 31, 2022.","evidence_source":"SEC 8-K Item 5.02","evidence_url":"https://www.sec.gov/Archives/edgar/data/1004434/000119312522315487/0001193125-22-315487-index.htm","confidence":0.95,"family_label":"Executive change","details":[{"label":"Action","value":"retired"},{"label":"Role","value":"General Counsel"}],"fact_type":"executive_change"}],"license":"Source filings: public domain (SEC EDGAR). Summaries (headline + bullets): CC-BY-4.0; attribute https://secwatch.observer"}