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
801
$479K
802
$474K
803
$467K
804
$467K
805
$466K
806
$465K
807
$461K
808
$459K
809
$458K
810
$453K
811
$452K
812
$452K
813
$451K
814
$450K
815
$448K
816
$446K
817
$445K
818
$445K
819
$441K
820
$441K
821
$437K
822
$431K
823
$431K
824
$428K
825
$422K