AAMI insider transaction filings

Acadian Asset Management Inc. — 22 most recent Form 4 filings from SEC EDGAR, normalized by FilingPulse. Latest filing: 2026-08-05. Screen AAMI transaction legs live →

FiledFormInsiderReported transactionsSource
2026-08-054Wiater Christina — PAOSale (S): 7,978 @ $86.61 · Sale (S): 17,389 @ $87.49 · Sale (S): 3 @ $88.11 · Sale (S): 244 @ $92.36EDGAR
2026-06-224PAULSON & CO. INC. — 10% ownerSale (S): 1,900,000 @ $77.25EDGAR
2026-06-154Trebbi Barbara — DirectorGift (G): 10,260 @ $0 · Gift (G): 10,260 @ $0 · Grant/award (A): 1,288 (derivative) @ $0EDGAR
2026-06-154Chersi Robert J — DirectorGrant/award (A): 1,288 (derivative) @ $0EDGAR
2026-06-154Paulson John — Director, 10% ownerGrant/award (A): 2,253 (derivative) @ $0EDGAR
2026-05-184Trebbi Barbara — DirectorOption exercise (M): 3,286 @ $0 · Option exercise (M): 3,286 (derivative) @ $0EDGAR
2026-05-184Chersi Robert J — DirectorOption exercise (M): 3,286 @ $0 · Option exercise (M): 3,286 (derivative) @ $0EDGAR
2026-05-184Paulson John — Director, 10% ownerOption exercise (M): 5,750 @ $0 · Option exercise (M): 5,750 (derivative) @ $0EDGAR
2026-05-054Hart Richard Jonathan — CLO and CAOSale (S): 88,792 @ $66.87 · Sale (S): 11,208 @ $67.73EDGAR
2026-02-184Wiater Christina — PFO / PAOOption exercise (M): 4,006 @ $0 · Tax withholding (F): 1,176 @ $51.85 · Option exercise (M): 5,180 @ $0 · Tax withholding (F): 1,521 @ $51.85 · Grant/award (A): 5,407 (derivative) @ $0 · Option exercise (M): 4,006 (derivative) @ $0 · +1 moreEDGAR
2026-02-184Hart Richard Jonathan — CLO and CAOOption exercise (M): 5,755 @ $0 · Tax withholding (F): 2,782 @ $51.85 · Option exercise (M): 9,550 @ $0 · Tax withholding (F): 4,618 @ $51.85 · Grant/award (A): 21,602 (derivative) @ $0 · Option exercise (M): 5,755 (derivative) @ $0 · +1 moreEDGAR
2026-02-184Hynes Scott — Chief Financial OfficerGrant/award (A): 4,888 (derivative) @ $0EDGAR
2026-02-184Young Kelly — President and CEO, DirectorGrant/award (A): 48,748 (derivative) @ $0EDGAR
2026-02-124Trebbi Barbara — DirectorSale (S): 9,691 @ $51.22EDGAR
2026-02-124Chersi Robert J — DirectorSale (S): 28,753 @ $51.30EDGAR
2025-09-054PAULSON & CO. INC. — 10% ownerSale (S): 1,206,839 @ $47.69EDGAR
2025-06-104Chersi Robert J — DirectorGift (G): 27,986 @ $0 · Gift (G): 27,986 @ $0EDGAR
2025-05-154Trebbi Barbara — DirectorOption exercise (M): 4,437 @ $0 · Option exercise (M): 4,437 (derivative) @ $0 · Grant/award (A): 3,286 (derivative) @ $0EDGAR
2025-05-154Chersi Robert J — DirectorOption exercise (M): 4,437 @ $0 · Option exercise (M): 4,437 (derivative) @ $0 · Grant/award (A): 3,286 (derivative) @ $0EDGAR
2025-05-154Paulson John — Director, 10% ownerOption exercise (M): 7,764 @ $0 · Option exercise (M): 7,764 (derivative) @ $0 · Grant/award (A): 5,750 (derivative) @ $0EDGAR
2025-02-194Wiater Christina — PFO / PAOOption exercise (M): 5,180 @ $0 · Tax withholding (F): 1,521 @ $25.69 · Grant/award (A): 12,018 (derivative) @ $0 · Option exercise (M): 5,180 (derivative) @ $0EDGAR
2025-02-194Hart Richard Jonathan — CLO and CAOOption exercise (M): 16,124 @ $0 · Tax withholding (F): 5,944 @ $25.69 · Grant/award (A): 17,265 (derivative) @ $0 · Option exercise (M): 16,124 (derivative) @ $0EDGAR

Recent 8-K events — Acadian Asset Management Inc.

FiledFormItems reportedSource
2026-07-308-K2.02 — Results of Operations and Financial Condition
9.01 — Financial Statements and Exhibits
EDGAR
2026-06-118-K5.02 — Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers
5.07 — Submission of Matters to a Vote of Security Holders
9.01 — Financial Statements and Exhibits
EDGAR
2026-05-198-K7.01 — Regulation FD Disclosure
9.01 — Financial Statements and Exhibits
EDGAR
2026-04-308-K2.02 — Results of Operations and Financial Condition
9.01 — Financial Statements and Exhibits
EDGAR
2026-02-058-K2.02 — Results of Operations and Financial Condition
9.01 — Financial Statements and Exhibits
EDGAR
2025-11-258-K8.01 — Other Events
9.01 — Financial Statements and Exhibits
EDGAR
2025-10-308-K1.01 — Entry into a Material Definitive Agreement
2.02 — Results of Operations and Financial Condition
2.03 — Creation of a Direct Financial Obligation or an Obligation under an Off-Balance Sheet Arrangement of a Registrant
8.01 — Other Events
9.01 — Financial Statements and Exhibits
EDGAR
2025-07-318-K2.02 — Results of Operations and Financial Condition
9.01 — Financial Statements and Exhibits
EDGAR
2025-05-168-K5.02 — Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers
5.03 — Amendments to Articles of Incorporation or Bylaws; Change in Fiscal Year
5.07 — Submission of Matters to a Vote of Security Holders
9.01 — Financial Statements and Exhibits
EDGAR
2025-05-018-K2.02 — Results of Operations and Financial Condition
9.01 — Financial Statements and Exhibits
EDGAR
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