1,262 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, 467 increasing their positions, 394 reducing their positions, and 70 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
1,262
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
$481K
802
$480K
803
$479K
804
$479K
805
$474K
806
$467K
807
$467K
808
$466K
809
$465K
810
$461K
811
$459K
812
$458K
813
$453K
814
$452K
815
$452K
816
$451K
817
$450K
818
$448K
819
$446K
820
$445K
821
$445K
822
$441K
823
$441K
824
$437K
825
$431K