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
626
$998K
627
$996K
628
$995K
629
$985K
630
$985K
631
$985K
632
$983K
633
$979K
634
$965K
635
$950K
636
$945K
637
$937K
638
$937K
639
$931K
640
$929K
641
$928K
642
$925K
643
$916K
644
$910K
645
$907K
646
$903K
647
$896K
648
$892K
649
$890K
650
$887K