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
651
$890K
652
$887K
653
$879K
654
$879K
655
$876K
656
$873K
657
$868K
658
$867K
659
$862K
660
$857K
661
$854K
662
$846K
663
$833K
664
$831K
665
$828K
666
$823K
667
$821K
668
$821K
669
$815K
670
$813K
671
$809K
672
$802K
673
$799K
674
$798K
675
$797K