Kelly Young - 13 Feb 2026 Form 4 Insider Report for Acadian Asset Management Inc. (AAMI)

Reporting relationship: President and CEO, Director
Issuer ticker: AAMI
Reported as of: 13 Feb 2026
Net transaction value: $0
SEC form: 4
Accepted by SEC: 18 Feb 2026, 16:52:16 UTC
Prior SEC filing: 06 Jan 2025
Source filing: View source filing
Reporting owner signature: /s/ Richard J. Hart, By POA for Kelly Young

Key filing fact

Kelly Young filed Form 4 for Acadian Asset Management Inc. (AAMI) on 18 Feb 2026.

Key facts

This page summarizes Kelly Young's Form 4 filing for Acadian Asset Management Inc. (AAMI).
1 reported transaction and 1 derivative row are listed below.
Accepted by SEC: 18 Feb 2026, 16:52.

Change

Previous filing in this sequence was filed on 06 Jan 2025.
Current net transaction value: $0.

Research use

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.

Evidence

Filed on Form 4

Ownership activity is grounded in SEC Form 4 disclosures.

View source filing

Reporting Owners (1)

CIK 0002047359 Primary reporting owner

Young Kelly

Relationship: President and CEO, Director
Address: 200 STATE STREET, SUITE 601A, BOSTON
Signature: /s/ Richard J. Hart, By POA for Kelly Young
Signature date: 18 Feb 2026

Reported derivative securities

Options, warrants, convertible securities, or similar derivative positions disclosed in the filing.

AAMI transaction Derivative

Restricted Stock Units

Award

Transaction value: $0
Shares: +48,748
Change %
Price: $0.000000
Shares after: 48,748
Date: 13 Feb 2026
Ownership: Direct
Underlying class: Common Stock
Underlying amount: 48,748
Exercise price: $0.000000
Footnotes: F1, F2

^* marks a reported price that did not pass the local price check.

Additional SEC filing notes

Filing notes and footnotes

Explanation of responses 2 footnotes

Footnote F1

Each restricted stock unit represents the right to receive one share of common stock of Acadian Asset Management Inc.

Footnote F2

On February 13, 2026, the reporting person was granted 48,748 restricted stock units, vesting in equal annual installments over a three-year period with 1/3 of the shares vesting on each of February 13, 2027, February 13, 2028 and February 13, 2029.