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
1026
$222K
1027
$222K
1028
$222K
1029
$221K
1030
$221K
1031
$220K
1032
$220K
1033
$219K
1034
$218K
1035
$218K
1036
$216K
1037
$215K
1038
$215K
1039
$214K
1040
$214K
1041
$214K
1042
$212K
1043
$211K
1044
$209K
1045
$209K
1046
$209K
1047
$208K
1048
$206K
1049
$206K
1050
$205K