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
701
$712K
702
$705K
703
$704K
704
$703K
705
$703K
706
$702K
707
$699K
708
$698K
709
$697K
710
$696K
711
$695K
712
$693K
713
$688K
714
$688K
715
$688K
716
$687K
717
$686K
718
$682K
719
$680K
720
$680K
721
$677K
722
$674K
723
$674K
724
$668K
725
$661K