115 hedge funds and large institutions have $107M invested in Geron in 2017 Q4 according to their latest regulatory filings, with 19 funds opening new positions, 30 increasing their positions, 34 reducing their positions, and 15 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
115
Holders Change
Holders Change %
% of All Funds
Holding in Top 10
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
New
Increased
Reduced
Closed
Calls
$202K
Puts
$989K
Net Calls
Net Calls Change

Top Sellers

1 -$7.15M
2 -$794K
3 -$522K
4
BlackRock
BlackRock
New York
-$367K
5
Citadel Advisors
Citadel Advisors
Florida
-$200K
Name Holding Trade Value Shares
Change
Change in
Stake
76
$27K
77
$27K
78
$27K
79
$25K
80
$24K
81
$24K
82
$22K
83
$22K
84
$22K
85
$19K
86
$18K
87
$18K
88
$18K
89
$16K
90
$9K
91
$9K
92
$8K
93
$7K
94
$6K
95
$5K
96
$5K
97
$5K
98
$4K
99
$4K
100
$4K