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
976
$259K
977
$259K
978
$256K
979
$255K
980
$253K
981
$251K
982
$251K
983
$251K
984
$249K
985
$249K
986
$249K
987
$249K
988
$249K
989
$249K
990
$248K
991
$248K
992
$245K
993
$245K
994
$243K
995
$243K
996
$243K
997
$243K
998
$242K
999
$241K
1000
$239K