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
776
$540K
777
$540K
778
$539K
779
$533K
780
$533K
781
$529K
782
$518K
783
$515K
784
$511K
785
$508K
786
$505K
787
$505K
788
$503K
789
$503K
790
$500K
791
$495K
792
$495K
793
$494K
794
$494K
795
$490K
796
$490K
797
$484K
798
$483K
799
$483K
800
$481K