Acadian Asset Management
AAMI
302 hedge funds and large institutions have $2.58B invested in Acadian Asset Management in 2026 Q2 according to their latest regulatory filings, with 68 funds opening new positions, 102 increasing their positions, 96 reducing their positions, and 18 closing their positions.
278% more first-time investments, than exits
New positions opened: 68 | Existing positions closed: 18
32% more capital invested
Capital invested by funds: $1.96B → $2.58B (+$619M)
18% more funds holding
Funds holding: 257 → 302 (+45)
6% more repeat investments, than reductions
Existing positions increased: 102 | Existing positions reduced: 96
0.47% more ownership
Funds ownership: 100.64% → 101.11% (+0.47%)
33% less funds holding in top 10
Funds holding in top 10: 3 → 2 (-1)
Top Buyers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
Invesco
Atlanta,
Georgia
|
+$67.1M |
| 2 |
DCM
Driehaus Capital Management
Chicago,
Illinois
|
+$55M |
| 3 |
ACP
Avantyr Capital Partners
New York
|
+$53.5M |
| 4 |
Amundi
Paris,
France
|
+$22.1M |
| 5 |
Healthcare of Ontario Pension Plan (HOOPP) Trust Fund
Toronto,
Ontario, Canada
|
+$15.9M |
Top Sellers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
PC
Paulson & Co
New York
|
-$132M |
| 2 |
SG Americas Securities
New York
|
-$35.7M |
| 3 |
Jennison Associates
New York
|
-$34.5M |
| 4 |
Impax Asset Management Group
London,
United Kingdom
|
-$33M |
| 5 |
Jacobs Levy Equity Management
Florham Park,
New Jersey
|
-$11.6M |
AAMI Hedge Fund Activity: Q2 2026 in Review
302 of the 8,316 institutional investors tracked by Wall St. Rank reported a position in Acadian Asset Management (AAMI) for Q2 2026, worth a combined $2.58B — up 32% from $1.96B a quarter earlier.
Buyers outnumbered sellers: 68 funds opened new AAMI positions and 18 closed out — a net gain of 50 holders — while 102 added to existing stakes and 96 trimmed.
The largest buyer was Invesco, adding an estimated $67.1M. The largest seller was Paulson & Co, cutting an estimated $132M.
- 302 institutional investors held Acadian Asset Management (AAMI) as of Q2 2026, up from 257 in Q1 2026.
- Funds reported $2.58B of Acadian Asset Management stock for Q2 2026, up 32% quarter-over-quarter.
- 68 funds opened new Acadian Asset Management positions in Q2 2026 and 18 closed out, a net change of +50 holders.
- The largest Acadian Asset Management buyer in Q2 2026 was Invesco, an estimated $67.1M added.
- The largest Acadian Asset Management seller in Q2 2026 was Paulson & Co, an estimated $132M sold.
Based on aggregated 13F filings for Q2 2026.