1,257 hedge funds and large institutions have $76.2B invested in Aon in 2025 Q1 according to their latest regulatory filings, with 169 funds opening new positions, 466 increasing their positions, 393 reducing their positions, and 69 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
1,257
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
$386K
852
$386K
853
$386K
854
$385K
855
$383K
856
$383K
857
$380K
858
$378K
859
$377K
860
$377K
861
$376K
862
$374K
863
$373K
864
$373K
865
$372K
866
$369K
867
$369K
868
$367K
869
$367K
870
$367K
871
$365K
872
$365K
873
$364K
874
$363K
875
$363K