1,267 hedge funds and large institutions have $77B invested in Aon in 2025 Q1 according to their latest regulatory filings, with 168 funds opening new positions, 470 increasing their positions, 395 reducing their positions, and 69 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
1,267
Holders Change
Holders Change %
% of All Funds
Holding in Top 10
43
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
New
Increased
Reduced
Closed
Calls
$761M
Puts
$436M
Net Calls
Net Calls Change
Name Holding Trade Value Shares
Change
Change in
Stake
851
$394K
852
$392K
853
$392K
854
$391K
855
$391K
856
$387K
857
$386K
858
$386K
859
$386K
860
$385K
861
$383K
862
$383K
863
$380K
864
$378K
865
$377K
866
$377K
867
$376K
868
$374K
869
$373K
870
$373K
871
$372K
872
$369K
873
$369K
874
$367K
875
$367K