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
751
$598K
752
$597K
753
$595K
754
$585K
755
$585K
756
$582K
757
$581K
758
$580K
759
$577K
760
$571K
761
$571K
762
$570K
763
$570K
764
$569K
765
$562K
766
$559K
767
$559K
768
$557K
769
$557K
770
$556K
771
$553K
772
$553K
773
$552K
774
$549K
775
$547K