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Acadian Asset Management SEC Filings

NYSE: AAMIFinanceInvestment ManagersUSD

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At close: Oct 9, 4:00 PM ET · Delayed 15 min

Acadian Asset Management filing overview

This page lists 60 recent SEC filings by Acadian Asset Management (AAMI), including 23 4, 12 8-K, 8 SCHEDULE 13G/A, 6 10-Q. The latest annual report (10-K) was filed on Feb 27, 2026 for the period ending Dec 31, 2025. The most recent quarterly report (10-Q) was filed on Aug 6, 2026.

The latest current report (8-K), used to disclose material events such as earnings releases and executive changes, was filed on Jul 30, 2026. Form 10-K is the audited annual report, 10-Q the quarterly report, 8-K covers material events, and Form 4 reports insider transactions. All documents link directly to SEC EDGAR.

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AAMI SEC filings

Acadian Asset Management SEC filings
FiledFormDescriptionDocument
Aug 10, 2026SCHEDULE 13G/ABeneficial ownership report (passive) (amendment)View on EDGAR
Aug 6, 202610-QQuarterly reportView on EDGAR
Aug 5, 20264Statement of changes in beneficial ownershipView on EDGAR
Aug 3, 2026SCHEDULE 13G/ABeneficial ownership report (passive) (amendment)View on EDGAR
Jul 30, 20268-KResults of Operations and Financial ConditionView on EDGAR
Jun 22, 2026SCHEDULE 13D/ABeneficial ownership report (activist) (amendment)View on EDGAR
Jun 22, 20264Statement of changes in beneficial ownershipView on EDGAR
Jun 15, 20264Statement of changes in beneficial ownershipView on EDGAR
Jun 15, 20264Statement of changes in beneficial ownershipView on EDGAR
Jun 15, 20264Statement of changes in beneficial ownershipView on EDGAR
Jun 11, 20268-KDeparture or Appointment of Directors or Officers; Compensatory Arrangements; Submission of Matters to a Vote of Security HoldersView on EDGAR
May 19, 20268-KRegulation FD DisclosureView on EDGAR
May 18, 20264Statement of changes in beneficial ownershipView on EDGAR
May 18, 20264Statement of changes in beneficial ownershipView on EDGAR
May 18, 20264Statement of changes in beneficial ownershipView on EDGAR
May 7, 202610-QQuarterly reportView on EDGAR
May 5, 20264Statement of changes in beneficial ownershipView on EDGAR
Apr 30, 20268-KResults of Operations and Financial ConditionView on EDGAR
Apr 29, 2026DEF 14ADefinitive proxy statementView on EDGAR
Mar 26, 2026SCHEDULE 13G/ABeneficial ownership report (passive) (amendment)View on EDGAR
Feb 27, 202610-KAnnual reportView on EDGAR
Feb 18, 20264Statement of changes in beneficial ownershipView on EDGAR
Feb 18, 20264Statement of changes in beneficial ownershipView on EDGAR
Feb 18, 20264Statement of changes in beneficial ownershipView on EDGAR
Feb 18, 20264Statement of changes in beneficial ownershipView on EDGAR
Feb 12, 20264Statement of changes in beneficial ownershipView on EDGAR
Feb 12, 20264Statement of changes in beneficial ownershipView on EDGAR
Feb 5, 20268-KResults of Operations and Financial ConditionView on EDGAR
Jan 30, 2026SCHEDULE 13GBeneficial ownership report (passive)View on EDGAR
Nov 25, 20258-KOther EventsView on EDGAR
Nov 14, 2025SCHEDULE 13G/ABeneficial ownership report (passive) (amendment)View on EDGAR
Nov 6, 202510-QQuarterly reportView on EDGAR
Nov 5, 2025SCHEDULE 13G/ABeneficial ownership report (passive) (amendment)View on EDGAR
Oct 30, 20258-KEntry into a Material Definitive Agreement; Results of Operations and Financial Condition; Creation of a Direct Financial Obligation or an Obligation under an Off-Balance Sheet Arrangement; Other EventsView on EDGAR
Sep 5, 20254Statement of changes in beneficial ownershipView on EDGAR
Sep 5, 2025SCHEDULE 13D/ABeneficial ownership report (activist) (amendment)View on EDGAR
Aug 7, 202510-QQuarterly reportView on EDGAR
Aug 6, 2025SCHEDULE 13GBeneficial ownership report (passive)View on EDGAR
Aug 6, 2025SCHEDULE 13GBeneficial ownership report (passive)View on EDGAR
Jul 31, 20258-KResults of Operations and Financial ConditionView on EDGAR
Jun 10, 20254Statement of changes in beneficial ownershipView on EDGAR
May 16, 20258-KDeparture or Appointment of Directors or Officers; Compensatory Arrangements; Amendments to Articles of Incorporation or Bylaws; Change in Fiscal Year; Submission of Matters to a Vote of Security HoldersView on EDGAR
May 15, 20254Statement of changes in beneficial ownershipView on EDGAR
May 15, 20254Statement of changes in beneficial ownershipView on EDGAR
May 15, 20254Statement of changes in beneficial ownershipView on EDGAR
May 8, 202510-QQuarterly reportView on EDGAR
May 1, 20258-KResults of Operations and Financial ConditionView on EDGAR
Apr 29, 2025SCHEDULE 13G/ABeneficial ownership report (passive) (amendment)View on EDGAR
Mar 31, 2025DEF 14ADefinitive proxy statementView on EDGAR
Feb 27, 202510-KAnnual reportView on EDGAR
Feb 19, 20254Statement of changes in beneficial ownershipView on EDGAR
Feb 19, 20254Statement of changes in beneficial ownershipView on EDGAR
Feb 14, 2025SCHEDULE 13G/ABeneficial ownership report (passive) (amendment)View on EDGAR
Feb 6, 2025SCHEDULE 13GBeneficial ownership report (passive)View on EDGAR
Feb 6, 20258-KResults of Operations and Financial ConditionView on EDGAR
Feb 5, 2025SCHEDULE 13G/ABeneficial ownership report (passive) (amendment)View on EDGAR
Jan 6, 20258-KAmendments to Articles of Incorporation or Bylaws; Change in Fiscal YearView on EDGAR
Nov 14, 2024SC 13GBeneficial ownership report (passive)View on EDGAR
Nov 13, 20244Statement of changes in beneficial ownershipView on EDGAR
Nov 7, 202410-QQuarterly reportView on EDGAR

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