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Which hedge funds own AAMI? ACADIAN ASSET MANAGEMENT INC, Q2 2026 13F holders

Financial ServicesAsset Management

45 tracked hedge funds disclosed a position in AAMI (ACADIAN ASSET MANAGEMENT INC) in their Q2 2026 13F filings, worth $435.4m in total. The largest holder by portfolio weight is Empyrean Capital Partners, LP at 3.3% of its book. 17 opened a new position this quarter: Avantyr Capital Partners, LP, Diametric Capital, LP, Twinbeech Capital LP, Fulcrum Asset Management LLP. 1 exited: Karl Kapital LLC.

45
Holders
Tracked managers whose filing for the quarter reports a long equity position in the security.
17
New this quarter
Holders whose previous filing (at most two quarters earlier) did not report the security.
1
Exited this quarter
Tracked managers whose previous filing reported the security and whose filing for the quarter does not.
$75.5m
Inflow, new holders
Combined value of the positions the new holders reported for the quarter.
$4.9m
Outflow, exits
Combined value the exiting managers reported for the security in their previous filing.
$435m
Combined value
Sum of the holders' reported positions in the security.
3.6%
Share of managers holding
Holders as a share of tracked managers filing for that quarter. Comparable across the 2024 coverage expansion, where the raw holder count is not.

Holders, Q2 2026

45 rows
Empyrean Capital Partners, LP Hedge fund3.3%$93.5m1.31m0.0%held
Avantyr Capital Partners, LP Hedge fund2.0%$54.9m767,793–new
Azora Capital LP Hedge fund1.5%$35.5m496,005+51%added
Soros Fund Management Family office0.6%$43.6m610,248−5.9%reduced
EJF Capital LP Hedge fund0.2%$368k5,1430.0%held
North Reef Capital Management LP Hedge fund0.2%$6.2m86,596−61%reduced
Diametric Capital, LP Hedge fund0.2%$2.0m27,813–new
Twinbeech Capital LP Hedge fund0.2%$1.1m15,500–new
Woodline Partners LP Hedge fund0.2%$63.2m883,540+26%added
Fulcrum Asset Management LLP Hedge fund0.2%$1.6m22,864–new
PDT Partners, LLC Hedge fund0.1%$2.6m36,197+164%added
Ghisallo Capital Management LLC Hedge fund0.1%$6.1m85,379–new
Aquatic Capital Management LLC Hedge fund0.08%$2.3m31,941+283%added
Gsa Capital Partners LLP Hedge fund0.07%$1.0m14,520+90%added
Fox Run Management, L.L.C. Hedge fund0.05%$314k4,393–new
Jupiter Asset Management Ltd Hedge fund0.05%$9.4m131,6730.0%held
Dark Forest Capital Management LP Hedge fund0.05%$719k10,058−68%reduced
Y-Intercept (Hong Kong) Ltd Hedge fund0.05%$2.3m32,525+42%added
Cinctive Capital Management LP Hedge fund0.05%$1.1m15,885–new
Mangrove Partners IM, LLC Hedge fund0.04%$603k8,437+23%added
Engineers Gate Manager LP Hedge fund0.03%$2.4m34,006−35%reduced
Two Sigma Investments, LP Hedge fund0.03%$37.5m523,939+9.4%added
Walleye Capital LLC Hedge fund0.03%$5.9m82,585+322%added
Trexquant Investment LP Hedge fund0.03%$4.5m62,669+262%added
Weiss Asset Management LP Hedge fund0.02%$1.8m25,675–new
Brevan Howard Capital Management LP Hedge fund0.02%$1.4m19,808+173%added
Campbell & CO Investment Adviser LLC Hedge fund0.02%$366k5,118–new
CenterBook Partners LP Hedge fund0.02%$334k4,672–new
Voleon Capital Management LP Hedge fund0.01%$811k11,341−51%reduced
SummitTX Capital, L.P. Hedge fund0.01%$472k6,594–new
Edgestream Partners, L.P. Hedge fund0.01%$309k4,327–new
HBK Investments L P Hedge fund0.01%$715k10,000–new
AQR Capital Management LLC Hedge fund0.01%$18.2m254,068+59%added
Capstone Investment Advisors, LLC Hedge fund0.01%$799k11,165–new
Arrowstreet Capital, Limited Partnership Hedge fund0.0%$10.7m149,259−38%reduced
Qube Research & Technologies Ltd Hedge fund0.0%$4.0m55,830−68%reduced
Squarepoint Ops LLC Hedge fund0.0%$2.1m29,242–new
Renaissance Technologies LLC Hedge fund0.0%$2.3m31,651−48%reduced
Quantbot Technologies LP Hedge fund0.0%$67.4k942−25%reduced
Citadel Advisors LLC Hedge fund0.0%$4.4m61,940−24%reduced
Millennium Management LLC Hedge fund0.0%$3.7m51,885−25%reduced
Point72 Asset Management, L.P. Hedge fund0.0%$1.3m18,848–new
D. E. Shaw & Co., Inc. Hedge fund0.0%$2.4m33,743−40%reduced
Quarry LP Hedge fund0.0%$3.7k52–new
Marshall Wace, LLP Hedge fund0.0%$286k3,9980.0%held