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
701
$703K
702
$702K
703
$699K
704
$697K
705
$696K
706
$695K
707
$693K
708
$688K
709
$688K
710
$688K
711
$687K
712
$686K
713
$682K
714
$680K
715
$680K
716
$677K
717
$674K
718
$674K
719
$668K
720
$661K
721
$660K
722
$659K
723
$658K
724
$657K
725
$653K