167 hedge funds and large institutions have $954M invested in Sony in 2013 Q4 according to their latest regulatory filings, with 43 funds opening new positions, 62 increasing their positions, 36 reducing their positions, and 31 closing their positions.

Holders
167
Holders Change
+12
Holders Change %
+7.74%
% of All Funds
4.85%
Holding in Top 10
2
Holding in Top 10 Change
+2
Holding in Top 10 Change %
%
% of All Funds
0.06%
New
43
Increased
62
Reduced
36
Closed
31
Calls
$53.8M
Puts
$139M
Net Calls
-$85.4M
Net Calls Change
-$8.22M
Name Market Value Shares Shares
Change
Shares
Change %
Primecap Management
1
Primecap Management
California
$357M 20,646,139 +87,800 +0.4%
Dimensional Fund Advisors
2
Dimensional Fund Advisors
Texas
$60M 3,469,342 +100 +0%
Arrowstreet Capital
3
Arrowstreet Capital
Massachusetts
$37M 2,140,426 +880,622 +70%
Alkeon Capital Management
4
Alkeon Capital Management
New York
$35.5M 2,051,500 -1,323,500 -39%
GF
5
Gabelli Funds
New York
$31.3M 1,811,000 +345,000 +24%
Bank of America
6
Bank of America
North Carolina
$29.4M 1,699,241 +419,372 +33%
GI
7
GAMCO Investors
Connecticut
$27.3M 1,578,100 +1,187,800 +304%
HCMT
8
Highland Capital Management (Texas)
Texas
$26.8M 1,552,650 +624,050 +67%
Adage Capital Partners
9
Adage Capital Partners
Massachusetts
$21M 1,215,732 -346,503 -22%
Susquehanna International Group
10
Susquehanna International Group
Pennsylvania
$20.5M 1,185,046 +599,103 +102%
TCSAM
11
Tyrus Capital S.A.M.
Monaco
$18.3M 1,058,000 +1,058,000 New
Renaissance Technologies
12
Renaissance Technologies
New York
$17M 980,900 -293,100 -23%
Two Sigma Investments
13
Two Sigma Investments
New York
$16.7M 967,734 +817,013 +542%
LCM
14
LionEye Capital Management
New York
$15.8M 911,900 +374,700 +70%
MPMG
15
Minneapolis Portfolio Management Group
Minnesota
$15.5M 897,729 -40,167 -4%
Capital Fund Management (CFM)
16
Capital Fund Management (CFM)
France
$13.2M 763,868 +447,182 +141%
HT
17
HAP Trading
New York
$13M 754,491 +754,491 New
Citigroup
18
Citigroup
New York
$11M 633,398 +362,997 +134%
Morgan Stanley
19
Morgan Stanley
New York
$10.8M 622,719 +155,714 +33%
TCIM
20
TIAA CREF Investment Management
New York
$8.99M 520,100
BIM
21
Bogle Investment Management
Massachusetts
$8.39M 485,389 +485,389 New
D.E. Shaw & Co
22
D.E. Shaw & Co
New York
$8.24M 476,727 +217,183 +84%
Millennium Management
23
Millennium Management
New York
$8.23M 476,250 +406,229 +580%
Goldman Sachs
24
Goldman Sachs
New York
$7.43M 429,893 +148,258 +53%
ST
25
Spot Trading
Illinois
$7.36M 425,384 +30,088 +8%