133 hedge funds and large institutions have $328M invested in Geron in 2015 Q4 according to their latest regulatory filings, with 28 funds opening new positions, 33 increasing their positions, 44 reducing their positions, and 19 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
133
Holders Change
Holders Change %
% of All Funds
Holding in Top 10
1
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
New
Increased
Reduced
Closed
Calls
$3.38M
Puts
$4.41M
Net Calls
Net Calls Change
Name Holding Trade Value Shares
Change
Change in
Stake
101
$70K
102
$70K
103
$67K
104
$65K
105
$64K
106
$64K
107
$64K
108
$63K
109
$54K
110
$49K
111
$48K
112
$48K
113
$29K
114
$24K
115
$23K
116
$21K
117
$18K
118
$15K
119
$15K
120
$14K
121
$11K
122
$8K
123
$4K
124
$4K
125
$3.76K