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
1051
$205K
1052
$204K
1053
$203K
1054
$203K
1055
$203K
1056
$202K
1057
$202K
1058
$202K
1059
$201K
1060
$200K
1061
$200K
1062
$200K
1063
$200K
1064
$196K
1065
$193K
1066
$190K
1067
$175K
1068
$175K
1069
$174K
1070
$168K
1071
$166K
1072
$164K
1073
$163K
1074
$160K
1075
$147K