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
776
$546K
777
$545K
778
$544K
779
$540K
780
$540K
781
$539K
782
$533K
783
$533K
784
$529K
785
$518K
786
$515K
787
$511K
788
$508K
789
$505K
790
$505K
791
$503K
792
$503K
793
$500K
794
$495K
795
$495K
796
$494K
797
$494K
798
$490K
799
$490K
800
$484K