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.

New
Increased
Maintained
Reduced
Closed
Holders
167
Holders Change
Holders Change %
% of All Funds
Holding in Top 10
2
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
New
Increased
Reduced
Closed
Calls
$53.8M
Puts
$139M
Net Calls
Net Calls Change

Top Buyers

1 +$20.5M
2 +$18.3M
3 +$15.2M
4
Two Sigma Investments
Two Sigma Investments
New York
+$14.1M
5
HT
HAP Trading
New York
+$13M
Name Holding Trade Value Shares
Change
Change in
Stake
126
$127K
127
$126K
128
$96K
129
$93K
130
$89K
131
$88K
132
$68K
133
$58K
134
$57K
135
$35K
136
$28K
137
$26.7K
138
$23.4K
139
$21K
140
$18K
141
$17K
142
$16K
143
$14K
144
$13K
145
$12K
146
$11K
147
$11K
148
$10K
149
$8K
150
$5K