506 hedge funds and large institutions have $23.5B invested in Aon in 2015 Q4 according to their latest regulatory filings, with 45 funds opening new positions, 164 increasing their positions, 208 reducing their positions, and 36 closing their positions.

Holders
506
Holders Change
+5
Holders Change %
+1%
% of All Funds
13.29%
Holding in Top 10
23
Holding in Top 10 Change
+2
Holding in Top 10 Change %
+9.52%
% of All Funds
0.6%
New
45
Increased
164
Reduced
208
Closed
36
Calls
$13M
Puts
$8.19M
Net Calls
+$4.78M
Net Calls Change
+$771K
Name Market Value Shares Shares
Change
Shares
Change %
Charles Schwab
51
Charles Schwab
California
$68.2M 739,986 +18,817 +3%
B
52
BloombergSen
Ontario, Canada
$67.9M 735,842 -842,659 -53%
Goldman Sachs
53
Goldman Sachs
New York
$64.9M 703,710 +212,287 +43%
BNP Paribas Asset Management
54
BNP Paribas Asset Management
France
$64.7M 701,551 +379,772 +118%
WIM
55
Weitz Investment Management
Nebraska
$61.1M 662,933 +1,420 +0.2%
Wells Fargo
56
Wells Fargo
California
$59.9M 650,053 -91,516 -12%
BIM
57
BlackRock Investment Management
Delaware
$58.2M 630,652 -8,513 -1%
BlackRock
58
BlackRock
New York
$57.4M 622,968 -5,812 -0.9%
JPMorgan Chase & Co
59
JPMorgan Chase & Co
New York
$55.4M 600,390 +57,757 +11%
WG
60
Winton Group
United Kingdom
$54.7M 593,243 +375,083 +172%
CS
61
Credit Suisse
Switzerland
$53M 575,276 +87,187 +18%
TA
62
Teachers Advisors
New York
$52.1M 564,877 -12,572 -2%
PPA
63
Parametric Portfolio Associates
Washington
$50.9M 552,221 +32,076 +6%
Mitsubishi UFJ Trust & Banking
64
Mitsubishi UFJ Trust & Banking
Japan
$50.6M 548,604 -7,502 -1%
Dimensional Fund Advisors
65
Dimensional Fund Advisors
Texas
$50.5M 547,171 +10,357 +2%
California State Teachers Retirement System (CalSTRS)
66
California State Teachers Retirement System (CalSTRS)
California
$48.2M 522,298 +8,350 +2%
Swiss National Bank
67
Swiss National Bank
Switzerland
$46.9M 508,771 +6,100 +1%
Wellington Management Group
68
Wellington Management Group
Massachusetts
$45.1M 488,813 +112,281 +30%
PC
69
Polar Capital
United Kingdom
$44M 477,605 -61,438 -11%
New York State Teachers Retirement System (NYSTRS)
70
New York State Teachers Retirement System (NYSTRS)
New York
$43.8M 474,891 -1,176 -0.2%
TCG
71
Tremblant Capital Group
Florida
$42.6M 461,489 -6,179 -1%
RhumbLine Advisers
72
RhumbLine Advisers
Massachusetts
$39.6M 429,280 -1,333 -0.3%
SEI Investments
73
SEI Investments
Pennsylvania
$39.3M 426,304 +375,515 +739%
State of Wisconsin Investment Board
74
State of Wisconsin Investment Board
Wisconsin
$37.9M 410,625 -1,750 -0.4%
CCM
75
Corsair Capital Management
New York
$37.2M 403,340 -29,483 -7%