1,262 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, 467 increasing their positions, 394 reducing their positions, and 70 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
1,262
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
1076
$163K
1077
$160K
1078
$147K
1079
$140K
1080
$134K
1081
$132K
1082
$126K
1083
$125K
1084
$120K
1085
$120K
1086
$118K
1087
$116K
1088
$112K
1089
$111K
1090
$107K
1091
$107K
1092
$99.8K
1093
$96.6K
1094
$91.8K
1095
$88.6K
1096
$85.8K
1097
$81.8K
1098
$79.8K
1099
$79.8K
1100
$79.4K