Acadian Asset Management
Acadian Asset Management (AAMI) Stock Ownership
Latest 13F position summary is not yet available — breakdown and tables fill in after filings publish (typically ~45 days after quarter end).
SEC 13F · FMP · AAMI · as of —
Ownership Breakdown
Institutional data for this period is not yet available. SEC Form 13F filings are typically published 45 days after quarter end.
No institutional data available for this period.
Insider Buying vs Selling
AAMI insider trading · insider activity
Source: SEC Form 4
Insiders have been primarily selling shares recently. Selling may be driven by pre-scheduled Rule 10b5-1 plans rather than negative sentiment.
0
Buy transactions
2
Sell transactions
0.00
Buy/Sell ratio
$0M
Total disposed
Recent Insider Transactions
Showing 10 most recent · Common Stock only
| Name · Role | Date | Type | Shares | Price | Value | After Trans. | Filing |
|---|---|---|---|---|---|---|---|
Hart Richard Jonathan CLO and CAO | May 4, 2026 | Sale | 88,792 | $66.87 | $5.94M | 85.1K | Form 4 ↗ |
Hart Richard Jonathan CLO and CAO | May 4, 2026 | Sale | 11,208 | $67.73 | $759.1K | 73.9K | Form 4 ↗ |
Wiater Christina PFO / PAO | Feb 13, 2026 | Award | 5,407 | — | — | 26.4K | Form 4 ↗ |
Wiater Christina PFO / PAO | Feb 15, 2026 | Tax Withhold | 1,521 | $51.85 | $78.9K | 25.6K | Form 4 ↗ |
Wiater Christina PFO / PAO | Feb 14, 2026 | Tax Withhold | 1,176 | $51.85 | $61.0K | 22.0K | Form 4 ↗ |
Hart Richard Jonathan CLO and CAO | Feb 15, 2026 | Tax Withhold | 4,618 | $51.85 | $239.4K | 173.9K | Form 4 ↗ |
Hart Richard Jonathan CLO and CAO | Feb 14, 2026 | Tax Withhold | 2,782 | $51.85 | $144.2K | 168.9K | Form 4 ↗ |
Hart Richard Jonathan CLO and CAO | Feb 13, 2026 | Award | 21,602 | — | — | 53.6K | Form 4 ↗ |
Source: /insider-trading/search (FMP stable). Buy/Sell direction: acquisitionOrDisposition A=Buy, D=Sell. RSU vesting (M-Exempt) excluded from sentiment bar. All data from SEC EDGAR public filings.
About institutional & insider ownership
Acadian Asset Management (AAMI) is primarily owned by institutional investors, who hold approximately — of total shares outstanding. Company insiders own approximately —, while retail and public investors account for the remaining —.
A total of 0 institutional investors currently hold AAMI stock, with a combined institutional value of approximately $0 as of the most recent 13F filing period.
Frequently asked questions
AAMI ownershipAcadian Asset Management (AAMI) is primarily owned by institutional investors, who hold approximately — of shares. The largest shareholder is — with a — stake. Company insiders hold —. Data sourced from SEC Form 13F as of —.