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
776
$533K
777
$533K
778
$529K
779
$518K
780
$515K
781
$511K
782
$508K
783
$505K
784
$505K
785
$503K
786
$503K
787
$500K
788
$495K
789
$495K
790
$494K
791
$494K
792
$490K
793
$490K
794
$484K
795
$483K
796
$483K
797
$481K
798
$481K
799
$480K
800
$479K