AAMI Form 144 covers sale of 9,691 shares

AAMI has a Form 144 notice covering a planned sale of 9,691 shares of its common stock through Citigroup Global Markets on or about 02/09/2026 on the NYSE.

Rhea-AI Filing Summary

AAMI has a Form 144 notice covering a planned sale of 9,691 shares of its common stock through Citigroup Global Markets on or about 02/09/2026 on the NYSE. The aggregate market value listed for this potential sale is $496,329.00, with 35,709,120 shares of common stock shown as outstanding.

The seller acquired 5,254 shares as retained share compensation on 06/23/2021 and 4,437 shares as retained share compensation on 05/15/2025, both from Acadian Asset Management Inc. By signing the notice, the seller represents that they are not aware of undisclosed material adverse information about AAMI’s operations.

FAQ

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What does the Form 144 filing for AAMI disclose?

The Form 144 for AAMI discloses a proposed sale of 9,691 common shares with an aggregate market value of $496,329.00. The shares are expected to be sold on the NYSE through Citigroup Global Markets on or about February 9, 2026.

How many AAMI shares are planned to be sold and on which exchange?

The notice covers a planned sale of 9,691 AAMI common shares. These shares are expected to be sold on the New York Stock Exchange (NYSE), with Citigroup Global Markets listed as the broker handling the transaction.

What is the aggregate market value of the AAMI shares in this Form 144?

The Form 144 lists an aggregate market value of $496,329.00 for the 9,691 AAMI common shares to be sold. This figure reflects the total market value of the proposed sale as reported in the filing’s securities information table.

How and when were the AAMI shares in this Form 144 acquired?

The shares were acquired as retained share compensation from Acadian Asset Management Inc. The filing shows 5,254 shares acquired on 06/23/2021 and 4,437 shares acquired on 05/15/2025, each with the same compensation-based acquisition description.

What does the Form 144 say about AAMI’s outstanding shares?

The filing states that 35,709,120 AAMI common shares were outstanding. This is presented as a baseline figure in the securities information table and helps contextualize the size of the proposed 9,691-share sale relative to total shares.

What representations does the seller make in the AAMI Form 144?

By signing, the seller represents that they do not know any material adverse information about AAMI’s current or prospective operations that has not been publicly disclosed. The language also references possible use of written trading plans under Rule 10b5-1.

AI-generated analysis. How Rhea-AI works. Not financial advice.

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Accepted by SEC EDGAR 02/11/2026 - 08:39 AM Learn about SEC filing dates

Form 144 Filer Information	UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 144 NOTICE OF PROPOSED SALE OF SECURITIES PURSUANT TO RULE 144 UNDER THE SECURITIES ACT OF 1933
FORM 144

144: Filer Information

Filer CIK	0001730619
Filer CCC	XXXXXXXX
Is this a LIVE or TEST Filing?	LIVE TEST
Submission Contact Information
Name
Phone
E-Mail Address

144: Issuer Information

Name of Issuer	Acadian Asset Management Inc.
SEC File Number	001-38979
Address of Issuer	200 STATE STREET SUITE 601A BOSTON MASSACHUSETTS 02109
Phone	6173697300
Name of Person for Whose Account the Securities are To Be Sold	Trebbi Barbara
See the definition of "person" in paragraph (a) of Rule 144. Information is to be given not only as to the person for whose account the securities are to be sold but also as to all other persons included in that definition. In addition, information shall be given as to sales by all persons whose sales are required by paragraph (e) of Rule 144 to be aggregated with sales for the account of the person filing this notice.
Relationship to Issuer	Director

144: Securities Information

Title of the Class of Securities To Be Sold	Name and Address of the Broker	Number of Shares or Other Units To Be Sold	Aggregate Market Value	Number of Shares or Other Units Outstanding	Approximate Date of Sale	Name the Securities Exchange
COMMON STOCK	CITIGROUP GLOBAL MARKETS 390 GREENWICH ST NEW YORK NY 10013	9691	496329.00	35709120	02/09/2026	NYSE

Furnish the following information with respect to the acquisition of the securities to be sold and with respect to the payment of all or any part of the purchase price or other consideration therefor:

144: Securities To Be Sold

Title of the Class	Date you Acquired	Nature of Acquisition Transaction	Name of Person from Whom Acquired	Is this a Gift?	Date Donor Acquired	Amount of Securities Acquired	Date of Payment	Nature of Payment *
COMMON STOCK	06/23/2021	RETAINED SHARES	ACADIAN ASSET MANAGEMENT INC			5254	06/23/2021	COMPENSATION
COMMON STOCK	05/15/2025	RETAINED SHARES	ACADIAN ASSET MANAGEMENT INC			4437	05/15/2025	COMPENSATION

* If the securities were purchased and full payment therefor was not made in cash at the time of purchase, explain in the table or in a note thereto the nature of the consideration given. If the consideration consisted of any note or other obligation, or if payment was made in installments describe the arrangement and state when the note or other obligation was discharged in full or the last installment paid.

Furnish the following information as to all securities of the issuer sold during the past 3 months by the person for whose account the securities are to be sold.

144: Securities Sold During The Past 3 Months

Nothing to Report

144: Remarks and Signature

Remarks	SHARES WERE SOLD OUT OF RETAINED SHARES PROGRAM FROM VARIOUS YEARS
Date of Notice	02/10/2026
ATTENTION:
The person for whose account the securities to which this notice relates are to be sold hereby represents by signing this notice that he does not know any material adverse information in regard to the current and prospective operations of the Issuer of the securities to be sold which has not been publicly disclosed. If such person has adopted a written trading plan or given trading instructions to satisfy Rule 10b5-1 under the Exchange Act, by signing the form and indicating the date that the plan was adopted or the instruction given, that person makes such representation as of the plan adoption or instruction date.
Signature	CONFORMED SIGNATURE ON FILE
ATTENTION: Intentional misstatements or omission of facts constitute Federal Criminal Violations (See 18 U.S.C. 1001)