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AAMI

Acadian Asset Management
AAMI

257 hedge funds and large institutions have $1.96B invested in Acadian Asset Management in 2026 Q1 according to their latest regulatory filings, with 38 funds opening new positions, 89 increasing their positions, 88 reducing their positions, and 34 closing their positions.

New
Increased
Maintained
Reduced
Closed

50% more funds holding in top 10

Funds holding in top 10: 2 → 3 (+1)

17% more capital invested

Capital invested by funds: $1.67B → $1.96B (+$290M)

12% more first-time investments, than exits

New positions opened: 38 | Existing positions closed: 34

1.37% more ownership

Funds ownership: 99.26% → 100.64% (+1.4%)

1% more repeat investments, than reductions

Existing positions increased: 89 | Existing positions reduced: 88

0% more funds holding

Funds holding: 257 → 257 (0)

100% less call options, than puts

Call options by funds: $0 | Put options by funds: $201K

Holders
257
Holders Change
–
Holders Change %
0%
% of All Funds
3.16%
Holding in Top 10
3
Holding in Top 10 Change
+1
Holding in Top 10 Change %
+50%
% of All Funds
0.04%
New
38
Increased
89
Reduced
88
Closed
34
Calls
–
Puts
$201K
Net Calls
-$201K
Net Calls Change
-$196K

Top Buyers

1
ACL
Azora Capital LP
Florida
+$17.3M
2
BTW
Boston Trust Walden
Massachusetts
+$14.8M
3
SG Americas Securities
SG Americas Securities
New York
+$12.9M
4
Two Sigma Investments
Two Sigma Investments
New York
+$10.3M
5
Janus Henderson Group
Janus Henderson Group
United Kingdom
+$9.63M

Top Sellers

1
Arrowstreet Capital
Arrowstreet Capital
Massachusetts
-$14.4M
2
NRCM
North Reef Capital Management
California
-$11.8M
3
Jacobs Levy Equity Management
Jacobs Levy Equity Management
New Jersey
-$5.33M
4
ECP
Empyrean Capital Partners
California
-$5.07M
5
Tudor Investment Corp
Tudor Investment Corp
Connecticut
-$4.75M
Name Holding Trade Value Shares
Change 		Change in
Stake
RWA
76
Redhawk Wealth Advisors
Minnesota
$2.18M +$2.11M +40,092 New
IIM
77
INTECH Investment Management
Florida
$2.13M +$1.41M +26,744 +216%
State of Wisconsin Investment Board
78
State of Wisconsin Investment Board
Wisconsin
$1.93M -$301K -5,712 -14%
SPS
79
Susquehanna Portfolio Strategies
Pennsylvania
$1.92M – – –
KCM
80
Kendall Capital Management
Maryland
$1.88M +$116K +2,200 +7%
BNP Paribas Financial Markets
81
BNP Paribas Financial Markets
France
$1.86M -$421K -7,993 -19%
CAMG
82
CWA Asset Management Group
Florida
$1.82M +$1.76M +33,388 New
AllianceBernstein
83
AllianceBernstein
Tennessee
$1.79M – – –
RA
84
Royce & Associates
New York
$1.75M -$373K -7,083 -18%
Jane Street
85
Jane Street
New York
$1.74M +$1.68M +31,897 New
DFCM
86
Dark Forest Capital Management
Puerto Rico
$1.68M -$360K -6,844 -18%
Creative Planning
87
Creative Planning
Kansas
$1.66M +$296K +5,628 +23%
DCM
88
DGS Capital Management
New Jersey
$1.6M +$5.42K +103 +0.4%
TIM
89
Thornburg Investment Management
New Mexico
$1.51M +$1.46M +27,786 New
Universal-Beteiligungs- und Servicegesellschaft
90
Universal-Beteiligungs- und Servicegesellschaft
Germany
$1.48M -$40.9K -776 -3%
Teacher Retirement System of Texas
91
Teacher Retirement System of Texas
Texas
$1.48M -$1.86M -35,273 -56%
California State Teachers Retirement System (CalSTRS)
92
California State Teachers Retirement System (CalSTRS)
California
$1.47M -$10.5K -200 -0.7%
Prudential Financial
93
Prudential Financial
New Jersey
$1.47M -$301K -5,720 -17%
SEI Investments
94
SEI Investments
Pennsylvania
$1.47M +$523K +9,937 +58%
Russell Investments Group
95
Russell Investments Group
United Kingdom
$1.46M -$275K -5,230 -16%
HF
96
HRT Financial
New York
$1.41M -$342K -6,503 -20%
State of Tennessee, Department of Treasury
97
State of Tennessee, Department of Treasury
Tennessee
$1.35M +$988K +18,758 +309%
Canada Life
98
Canada Life
Manitoba, Canada
$1.31M – – –
LPL Financial
99
LPL Financial
California
$1.27M -$89.8K -1,706 -7%
VCM
100
Voleon Capital Management
California
$1.25M -$1.02M -19,334 -46%
2 3
4
5 6

AAMI Hedge Fund Activity: Q1 2026 in Review

257 of the 8,126 institutional investors tracked by Wall St. Rank reported a position in Acadian Asset Management (AAMI) for Q1 2026, worth a combined $1.96B — up 17% from $1.67B a quarter earlier.

Buyers outnumbered sellers: 38 funds opened new AAMI positions and 34 closed out — a net gain of 4 holders — while 89 added to existing stakes and 88 trimmed.

The largest buyer was Azora Capital LP, opening a new position worth an estimated $17.3M. The largest seller was Arrowstreet Capital, cutting an estimated $14.4M.

  • 257 institutional investors held Acadian Asset Management (AAMI) as of Q1 2026, unchanged from Q4 2025.
  • Funds reported $1.96B of Acadian Asset Management stock for Q1 2026, up 17% quarter-over-quarter.
  • 38 funds opened new Acadian Asset Management positions in Q1 2026 and 34 closed out, a net change of +4 holders.
  • The largest Acadian Asset Management buyer in Q1 2026 was Azora Capital LP, an estimated $17.3M added.
  • The largest Acadian Asset Management seller in Q1 2026 was Arrowstreet Capital, an estimated $14.4M sold.

Based on aggregated 13F filings for Q1 2026.