123 hedge funds and large institutions have $257M invested in Geron in 2015 Q1 according to their latest regulatory filings, with 15 funds opening new positions, 36 increasing their positions, 34 reducing their positions, and 12 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
123
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
$2.3M
Puts
$3.72M
Net Calls
Net Calls Change

Top Sellers

1 -$2.18M
2 -$1.51M
3 -$1.31M
4
Two Sigma Investments
Two Sigma Investments
New York
-$1.11M
5
Morgan Stanley
Morgan Stanley
New York
-$1.07M
Name Holding Trade Value Shares
Change
Change in
Stake
76
$95K
77
$92K
78
$75K
79
$75K
80
$73K
81
$68K
82
$66K
83
$66K
84
$64K
85
$58K
86
$57K
87
$54K
88
$51K
89
$50K
90
$49K
91
$47K
92
$46K
93
$46K
94
$46K
95
$45K
96
$42K
97
$41K
98
$39K
99
$38K
100
$38K