501 hedge funds and large institutions have $22.7B invested in Aon in 2015 Q3 according to their latest regulatory filings, with 44 funds opening new positions, 175 increasing their positions, 187 reducing their positions, and 41 closing their positions.

Holders
501
Holders Change
Holders Change %
0%
% of All Funds
14%
Holding in Top 10
21
Holding in Top 10 Change
+2
Holding in Top 10 Change %
+10.53%
% of All Funds
0.59%
New
44
Increased
175
Reduced
187
Closed
41
Calls
$15.7M
Puts
$11.7M
Net Calls
+$4.01M
Net Calls Change
+$34.5M
Name Market Value Shares Shares
Change
Shares
Change %
GAI
101
General American Investors
New York
$21.6M 243,492 -50,000 -17%
Robeco Institutional Asset Management
102
Robeco Institutional Asset Management
Netherlands
$21.4M 241,501 +6,090 +3%
Fidelity International
103
Fidelity International
Bermuda
$21.4M 241,488
PI
104
PineBridge Investments
New York
$21M 237,130 -2,794 -1%
Chevy Chase Trust
105
Chevy Chase Trust
Maryland
$20.4M 230,245 +6,789 +3%
BGCP
106
Bristol Gate Capital Partners
Ontario, Canada
$19.6M 221,000 +14,745 +7%
DAM
107
Davis Asset Management
California
$19.5M 220,000 +31,000 +16%
WG
108
Winton Group
United Kingdom
$19.3M 218,160 +218,160 New
AAM
109
Aberdeen Asset Management
United Kingdom
$19.3M 217,490 -1,410 -0.6%
Mackenzie Financial
110
Mackenzie Financial
Ontario, Canada
$19.3M 217,360 +1,900 +0.9%
WA
111
Wasatch Advisors
Utah
$18.9M 213,371 -27,300 -11%
OAM
112
Origin Asset Management
United Kingdom
$18.6M 210,189 -6,640 -3%
First Manhattan
113
First Manhattan
New York
$18M 203,109 -660 -0.3%
MAM
114
Martingale Asset Management
Massachusetts
$17.9M 202,157 -48,503 -19%
IGIM
115
I.G. Investment Management
Manitoba, Canada
$17.8M 201,356 +3,829 +2%
VRS
116
Virginia Retirement Systems
Virginia
$16.9M 190,833 +90 +0%
YL
117
YCG LLC
Texas
$16.7M 188,000 +11,059 +6%
NLGIA
118
Nippon Life Global Investors Americas
New York
$15.6M 176,010 -3,890 -2%
ACI
119
AMP Capital Investors
Australia
$15M 169,410 +58,454 +53%
BA
120
BlackRock Advisors
Delaware
$14.9M 167,910 +138,794 +477%
TAM
121
Todd Asset Management
Kentucky
$14.6M 164,561 -2,097 -1%
D.E. Shaw & Co
122
D.E. Shaw & Co
New York
$14.4M 162,988 +154,153 +1,745%
PP
123
PDT Partners
New York
$14.1M 158,567 +158,567 New
Retirement Systems of Alabama
124
Retirement Systems of Alabama
Alabama
$14M 157,983 -3,641 -2%
Canada Life
125
Canada Life
Manitoba, Canada
$13.7M 154,290 -3,269 -2%