498 hedge funds and large institutions have $23.3B invested in Aon in 2015 Q1 according to their latest regulatory filings, with 50 funds opening new positions, 151 increasing their positions, 211 reducing their positions, and 38 closing their positions.

Holders
498
Holders Change
+8
Holders Change %
+1.63%
% of All Funds
13.28%
Holding in Top 10
20
Holding in Top 10 Change
-2
Holding in Top 10 Change %
-9.09%
% of All Funds
0.53%
New
50
Increased
151
Reduced
211
Closed
38
Calls
$19.7M
Puts
$72.2M
Net Calls
-$52.5M
Net Calls Change
-$77.7M
Name Market Value Shares Shares
Change
Shares
Change %
Vanguard Group
1
Vanguard Group
Pennsylvania
$1.48B 15,377,903 +278,540 +2%
State Street
2
State Street
Massachusetts
$1.39B 14,459,793 -665,489 -4%
Eagle Capital Management (New York)
3
Eagle Capital Management (New York)
New York
$1.38B 14,327,149 -192,885 -1%
Harris Associates
4
Harris Associates
Illinois
$1.12B 11,624,927 +146,671 +1%
LP
5
Longview Partners
Guernsey
$791M 8,231,740 +263,220 +3%
Massachusetts Financial Services
6
Massachusetts Financial Services
Massachusetts
$790M 8,217,837 -16,644 -0.2%
BIT
7
BlackRock Institutional Trust
California
$736M 7,656,856 -51,436 -0.7%
SAM
8
Southeastern Asset Management
Tennessee
$718M 7,468,763 -704,813 -9%
FPA
9
First Pacific Advisors
California
$682M 7,097,700 +14,400 +0.2%
Ameriprise
10
Ameriprise
Minnesota
$659M 6,858,832 -630,347 -8%
Neuberger Berman Group
11
Neuberger Berman Group
New York
$649M 6,756,395 -384,518 -5%
JHIU
12
Janus Henderson Investors US
Colorado
$602M 6,260,138 +132,199 +2%
JPMorgan Chase & Co
13
JPMorgan Chase & Co
New York
$502M 5,222,270 +628,446 +14%
Artisan Partners
14
Artisan Partners
Wisconsin
$491M 5,112,081 -1,437,726 -22%
Norges Bank
15
Norges Bank
Norway
$467M 4,860,152 +256,146 +6%
AllianceBernstein
16
AllianceBernstein
Tennessee
$454M 4,719,464 +109,524 +2%
Boston Partners
17
Boston Partners
Massachusetts
$442M 4,598,111 +635,843 +16%
Invesco
18
Invesco
Georgia
$381M 3,964,428 -573,346 -13%
BFA
19
BlackRock Fund Advisors
California
$366M 3,811,214 -171,941 -4%
Principal Financial Group
20
Principal Financial Group
Iowa
$360M 3,741,040 +355,331 +10%
Northern Trust
21
Northern Trust
Illinois
$343M 3,572,172 -114,592 -3%
Lazard Asset Management
22
Lazard Asset Management
New York
$310M 3,226,604 -279,286 -8%
Bank of New York Mellon
23
Bank of New York Mellon
New York
$282M 2,934,100 -446,627 -13%
Mawer Investment Management
24
Mawer Investment Management
Alberta, Canada
$280M 2,909,953 +113,345 +4%
TCM
25
Tran Capital Management
California
$257M 2,677,892 -203,968 -7%