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
676
$794K
677
$794K
678
$793K
679
$793K
680
$793K
681
$791K
682
$788K
683
$784K
684
$772K
685
$770K
686
$766K
687
$765K
688
$762K
689
$761K
690
$757K
691
$756K
692
$754K
693
$753K
694
$752K
695
$742K
696
$738K
697
$736K
698
$731K
699
$729K
700
$720K