🕵️ Acadian Asset Management Inc. ($AAMI)

SEC insider & ownership activity, last 12 months · CIK 1748824 · every row links its SEC filing

Over the last 12 months insiders sold $213.0M with no open-market buying against it. Paulson & Co. Inc. sold $204.3M in discretionary trades (Sep–Jun). Paulson & Co. Inc. trimmed 21.6% → 16.4%; Blackrock, Inc. trimmed 14.8% → 11.3%. No red-flag 8-Ks in the window.

Aug 2025: net +$0 Sep 2025: net -$57.6M Oct 2025: net +$0 Nov 2025: net +$0 Dec 2025: net +$0 Jan 2026: net +$0 Mar 2026: net +$0 Mar 2026: net +$0 Apr 2026: net +$0 May 2026: net -$6.7M Jun 2026: net -$146.8M Jul 2026: net +$0
Monthly net open-market insider flow, last 12 months (up = net buying)

Insider flow

0 buyers, $0 (0 lots) · 4 sellers, $213.0M (6 lots)

InsiderBuysBoughtSellsSoldLast
Paulson & Co. Inc.0 2$204.3MJun 17, 2026
Richard J Hart0 2$6.7MMay 4, 2026
Robert J. Chersi0 1$1.5MFeb 11, 2026
Trebbi Barbara0 1$496KFeb 10, 2026

5%+ holders

HolderStakeClassScheduleEvent
Paulson & Co. Inc. 16.4% 13DJun 17, 2026 filing ↗
Blackrock, Inc. 11.3% 13GApr 29, 2025 filing ↗
Prudential Financial Inc 5.9% 13GAug 6, 2025 filing ↗
Jennison Associates LLC 5.4% 13GJan 30, 2026 filing ↗

Planned insider sales (Form 144)

SellerPlannedApprox. sale date
Paulson & Co. Inc.$157.2MJun 17, 2026 filing ↗
Richard J Hart$6.7MMay 4, 2026 filing ↗
Robert J. Chersi$1.5MFeb 11, 2026 filing ↗
Trebbi Barbara$496KFeb 9, 2026 filing ↗
Paulson & Co. Inc.$60.9MSep 3, 2025 filing ↗

Material events (8-K)

ItemEvent date
Officer/director changes (5.02)Jun 11, 2026 filing ↗
Shareholder vote (5.07)Jun 11, 2026 filing ↗
Financial Statements and Exhibits (9.01)Jun 11, 2026 filing ↗
Reg FD disclosure (7.01)May 19, 2026 filing ↗
Financial Statements and Exhibits (9.01)May 19, 2026 filing ↗
Earnings (2.02)Apr 30, 2026 filing ↗
Financial Statements and Exhibits (9.01)Apr 30, 2026 filing ↗
Earnings (2.02)Feb 5, 2026 filing ↗
Financial Statements and Exhibits (9.01)Feb 5, 2026 filing ↗
Other events (8.01)Nov 25, 2025 filing ↗
Financial Statements and Exhibits (9.01)Nov 25, 2025 filing ↗
Material agreement (1.01)Oct 28, 2025 filing ↗
Earnings (2.02)Oct 28, 2025 filing ↗
New financial obligation (2.03)Oct 28, 2025 filing ↗
Other events (8.01)Oct 28, 2025 filing ↗
Financial Statements and Exhibits (9.01)Oct 28, 2025 filing ↗
Earnings (2.02)Jul 31, 2025 filing ↗
Financial Statements and Exhibits (9.01)Jul 31, 2025 filing ↗