Barbara Trebbi - 13 May 2025 Form 4 Insider Report for Acadian Asset Management Inc. (AAMI)

Role
Director
Signature
/s/ Richard J. Hart, By POA for Barbara Trebbi
Issuer symbol
AAMI
Transactions as of
13 May 2025
Net transactions value
$0
Form type
4
Filing time
15 May 2025, 16:30:22 UTC
Previous filing
10 Jun 2024
Next filing
12 Feb 2026
SEC
View on sec.gov

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Quoteable Key Fact

"Barbara Trebbi filed Form 4 for Acadian Asset Management Inc. (AAMI) on 15 May 2025."

Quick Takeaways

  • This page summarizes Barbara Trebbi's Form 4 filing for Acadian Asset Management Inc. (AAMI).
  • 3 reported transactions and 2 derivative rows are listed below.
  • Filing timestamp: 15 May 2025, 16:30.

What Changed

  • Previous filing in this sequence was filed on 10 Jun 2024.
  • Current net transaction value: $0.

Why This Matters

  • This tells you what this filing adds before you inspect full transaction and derivative tables.
  • You can trace every row back to the original SEC filing document.

Official SEC Source

Filed on Form 4

Ownership activity is grounded in SEC Form 4 disclosures.

See Original Filing

Reporting Owners (1)

Name Relationship Address Signature Signature date CIK
Trebbi Barbara Director C/O ACADIAN ASSET MANAGEMENT INC., 200 STATE STREET, 13TH FLOOR, BOSTON /s/ Richard J. Hart, By POA for Barbara Trebbi 15 May 2025 0001730619

Transactions Table

Type Sym Class Transaction Value $ Shares Change % * Price $ Shares After Date Ownership Footnotes
transaction AAMI Common Stock Options Exercise $0 +4,437 +11% $0.000000 45,462 13 May 2025 Direct

Derivative Securities (e.g., puts, calls, warrants, options, convertible securities)

Type Sym Class Transaction Value $ Shares Change % * Price $ Shares After Date Underlying Class Amount Exercise Price Ownership Footnotes
transaction AAMI Restricted Stock Units Options Exercise $0 -4,437 -100% $0.000000 0 13 May 2025 Common Stock 4,437 Direct F1, F2
transaction AAMI Restricted Stock Units Award $0 +3,286 $0.000000 3,286 14 May 2025 Common Stock 3,286 Direct F1, F3, F4
* An asterisk sign (*) next to the price indicates that the price is likely invalid.

Explanation of Responses:

Id Content
F1 Each restricted stock unit represents a right to receive one share of common stock of Acadian Asset Management Inc.
F2 On June 7, 2024, the reporting person was granted 4,437 restricted stock units vesting upon the earlier of June 7, 2025 and the date of the 2025 annual meeting of stockholders of Acadian Asset Management Inc., which was held on May 13, 2025.
F3 Consists of restricted stock units issued under the Acadian Asset Management Inc. Non-Employee Directors' Equity Incentive Plan.
F4 On May 14, 2025, the reporting person was granted 3,286 restricted stock units vesting upon the earlier of May 14, 2026 and the date of the 2026 annual meeting of stockholders of Acadian Asset Management Inc.

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