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
626
$1.01M
627
$1.01M
628
$998K
629
$996K
630
$995K
631
$985K
632
$985K
633
$985K
634
$983K
635
$979K
636
$965K
637
$950K
638
$945K
639
$937K
640
$937K
641
$931K
642
$929K
643
$928K
644
$925K
645
$916K
646
$910K
647
$907K
648
$903K
649
$896K
650
$892K