1,267 hedge funds and large institutions have $77B invested in Aon in 2025 Q1 according to their latest regulatory filings, with 168 funds opening new positions, 470 increasing their positions, 395 reducing their positions, and 69 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
1,267
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
$261K
977
$261K
978
$261K
979
$260K
980
$260K
981
$259K
982
$259K
983
$259K
984
$256K
985
$255K
986
$253K
987
$251K
988
$251K
989
$251K
990
$249K
991
$249K
992
$249K
993
$249K
994
$249K
995
$249K
996
$248K
997
$248K
998
$245K
999
$245K
1000
$243K