SEC Form 4 · accession 0001628280-26-053337
Acadian Asset Management Inc. · AAMI
Statement of changes in beneficial ownership, as filed. Original on EDGAR ↗
Reporting owner
Christina Wiater
Officer — PAO
Period of report
Aug 3, 2026
Accepted (ET)
Aug 5, 2026 · 4:07 pm EDT
Rule 10b5-1 plan
box not checked
Issuer CIK
0001748824
Table I — non-derivative securities
| Security | Date | Code | Shares | Price | A/D | Owned after | D/I | Nature of ownership |
|---|---|---|---|---|---|---|---|---|
| Common StockF1 | Aug 3, 2026 | S | 7,978 | $86.6082 | D | 17,636 | D | |
| Common StockF2 | Aug 3, 2026 | S | 17,389 | $87.4922 | D | 247 | D | |
| Common Stock | Aug 3, 2026 | S | 3 | $88.11 | D | 244 | D | |
| Common Stock | Aug 4, 2026 | S | 244 | $92.355 | D | 0 | D |
Table II — derivative securities
No Table II lines on this filing.
Explanation of responses
- F1The price reported in column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $86.5 to $86.78, inclusive. The reporting person undertakes to provide to Acadian Asset Management Inc., any securityholder of Acadian Asset Management Inc. or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in footnote (1) to this Form 4.
- F2The price reported in column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $87.03 to $87.99, inclusive. The reporting person undertakes to provide to Acadian Asset Management Inc., any securityholder of Acadian Asset Management Inc. or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in footnote (2) to this Form 4.