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
976
$260K
977
$260K
978
$259K
979
$259K
980
$259K
981
$256K
982
$255K
983
$253K
984
$251K
985
$251K
986
$251K
987
$249K
988
$249K
989
$249K
990
$249K
991
$249K
992
$249K
993
$248K
994
$248K
995
$245K
996
$245K
997
$243K
998
$243K
999
$243K
1000
$243K