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
726
$660K
727
$659K
728
$658K
729
$657K
730
$653K
731
$653K
732
$651K
733
$651K
734
$647K
735
$647K
736
$642K
737
$636K
738
$635K
739
$633K
740
$632K
741
$631K
742
$630K
743
$625K
744
$624K
745
$615K
746
$611K
747
$602K
748
$600K
749
$599K
750
$599K