{"filing":{"accession_number":"0001628280-26-042520","cik":"0001748824","ticker":"AAMI","company_name":"Acadian Asset Management Inc.","form":"8-K","filing_date":"2026-06-11","report_date":null,"primary_document":"aami-20260611.htm","primary_document_url":"https://www.sec.gov/Archives/edgar/data/1748824/000162828026042520/aami-20260611.htm"},"events":[{"id":5503,"run_id":4825,"accession_number":"0001628280-26-042520","anchor_item_number":"5.07","event_type":"shareholder_vote_results","event_domain":"governance","is_material":true,"confidence":0.98,"summary":"Acadian Asset Management held its Annual Meeting on June 11, 2026, with shareholders voting on four proposals: election of five directors, ratification of KPMG LLP as independent auditor, advisory vote on executive compensation, and approval of the 2026 Equity Incentive Plan. The filing discloses detailed voting tallies for all four proposals.","company_name":"Acadian Asset Management Inc.","ticker":"AAMI","filing_date":"2026-06-11","form":"8-K","submitted_at":null,"items":[{"id":6334,"accession_number":"0001628280-26-042520","item_number":"5.02","item_title":"Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers.","event_type":"exec_compensation","event_domain":"governance","is_material":true,"confidence":0.92,"reasoning":"The disclosure centers on stockholder approval of the 2026 Equity Incentive Plan, which governs future equity awards to officers and directors. This is a compensatory arrangement disclosure under Item 5.02(e), as it establishes the framework for equity compensation going forward with 4,562,064 shares authorized. The plan replaces prior equity plans and is material to investors assessing executive compensation structure.","classifier_version":"claude-haiku-4-5-20251001+prompt-9e0ffca5","taxonomy_version":"v1","classified_at":"2026-06-11T20:23:20.439715+00:00","company_name":"","ticker":null,"filing_date":""},{"id":6335,"accession_number":"0001628280-26-042520","item_number":"5.07","item_title":"Submission of Matters to a Vote of Security Holders.","event_type":"shareholder_vote_results","event_domain":"governance","is_material":true,"confidence":0.98,"reasoning":"This is a clear disclosure of shareholder voting results from Acadian Asset Management's Annual Meeting held on June 11, 2026. The filing presents detailed voting tallies for four proposals: election of five directors, ratification of KPMG LLP as independent auditor, advisory vote on executive compensation, and approval of the 2026 Equity Incentive Plan. This is the quintessential shareholder_vote_results event type under Item 5.07, and the outcomes are material to investors assessing board composition, auditor selection, and equity compensation arrangements.","classifier_version":"claude-haiku-4-5-20251001+prompt-9e0ffca5","taxonomy_version":"v1","classified_at":"2026-06-11T20:23:20.439715+00:00","company_name":"","ticker":null,"filing_date":""}]}],"classifications":[{"id":6334,"accession_number":"0001628280-26-042520","item_number":"5.02","item_title":"Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers.","event_type":"exec_compensation","event_domain":"governance","is_material":true,"confidence":0.92,"reasoning":"The disclosure centers on stockholder approval of the 2026 Equity Incentive Plan, which governs future equity awards to officers and directors. This is a compensatory arrangement disclosure under Item 5.02(e), as it establishes the framework for equity compensation going forward with 4,562,064 shares authorized. The plan replaces prior equity plans and is material to investors assessing executive compensation structure.","classifier_version":"claude-haiku-4-5-20251001+prompt-9e0ffca5","taxonomy_version":"v1","classified_at":"2026-06-11T20:23:20.439715+00:00","company_name":"Acadian Asset Management Inc.","ticker":"AAMI","filing_date":"2026-06-11"},{"id":6335,"accession_number":"0001628280-26-042520","item_number":"5.07","item_title":"Submission of Matters to a Vote of Security Holders.","event_type":"shareholder_vote_results","event_domain":"governance","is_material":true,"confidence":0.98,"reasoning":"This is a clear disclosure of shareholder voting results from Acadian Asset Management's Annual Meeting held on June 11, 2026. The filing presents detailed voting tallies for four proposals: election of five directors, ratification of KPMG LLP as independent auditor, advisory vote on executive compensation, and approval of the 2026 Equity Incentive Plan. This is the quintessential shareholder_vote_results event type under Item 5.07, and the outcomes are material to investors assessing board composition, auditor selection, and equity compensation arrangements.","classifier_version":"claude-haiku-4-5-20251001+prompt-9e0ffca5","taxonomy_version":"v1","classified_at":"2026-06-11T20:23:20.439715+00:00","company_name":"Acadian Asset Management Inc.","ticker":"AAMI","filing_date":"2026-06-11"}]}