902 hedge funds and large institutions have $53.1B invested in Aon in 2021 Q2 according to their latest regulatory filings, with 82 funds opening new positions, 348 increasing their positions, 286 reducing their positions, and 78 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
902
Holders Change
Holders Change %
% of All Funds
Holding in Top 10
34
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
New
Increased
Reduced
Closed
Calls
$609M
Puts
$329M
Net Calls
Net Calls Change

Top Buyers

1 +$556M
2 +$253M
3 +$184M
4
Viking Global Investors
Viking Global Investors
Connecticut
+$179M
5
D.E. Shaw & Co
D.E. Shaw & Co
New York
+$130M

Top Sellers

1 -$246M
2 -$189M
3 -$171M
4
Two Sigma Investments
Two Sigma Investments
New York
-$142M
5
Fidelity Investments
Fidelity Investments
Massachusetts
-$139M
Name Holding Trade Value Shares
Change
Change in
Stake
51
$201M
52
$199M
53
$198M
54
$194M
55
$189M
56
$186M
57
$184M
58
$179M
59
$176M
60
$172M
61
$170M
62
$170M
63
$159M
64
$156M
65
$151M
66
$145M
67
$136M
68
$132M
69
$132M
70
$131M
71
$127M
72
$125M
73
$123M
74
$121M
75
$119M