{"schema_version":"secwatch.filing_event.v1","accession":"0001517302-26-000003","form_type":"8-K","ticker":"APAM","cik":"0001517302","company_name":"Artisan Partners Asset Management Inc.","filed_at":"2026-01-12T23:59:59+00:00","discovered_at":"2026-05-14T18:02:35.294417+00:00","generated_at":"2026-05-16T10:51:12.776014+00:00","sec_items":["5.02","8.01","9.01"],"event_type":"other_material","sentiment":"neutral","materiality_score":0.4,"calibrated_materiality_score":0.4,"confidence":"high","headline":"Artisan Partners reports Dec 2025 preliminary AUM of $179.9B; closes acquisition of Grandview Property Partners","bullets":["Clarence Kane Brenan appointed to Board (effective Jan 9), increasing Board to nine; also joins Compensation Committee.","Subsidiary closed acquisition of 100% of Grandview Property Partners on Jan 2, 2026; no deal terms disclosed.","Preliminary AUM as of Dec 31, 2025: $179.9B, with Artisan Funds $87.8B, separate accounts $92.1B.","Fourth-quarter fund distributions of approx. $640M were not reinvested and reduced month-end AUM."],"urls":{"canonical":"https://secwatch.observer/filing/0001517302-26-000003","json":"https://secwatch.observer/filing/0001517302-26-000003.json","markdown":"https://secwatch.observer/filing/0001517302-26-000003.md","text":"https://secwatch.observer/filing/0001517302-26-000003.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/1517302/000151730226000003/0001517302-26-000003-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/1517302/000151730226000003/apam-20260109.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-05-16T10:51:12.776014+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":[],"license":"Source filings: public domain (SEC EDGAR). Summaries (headline + bullets): CC-BY-4.0; attribute https://secwatch.observer"}