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
51
$278K
52
$270K
53
$259K
54
$234K
55
$226K
56
$213K
57
$178K
58
$174K
59
$173K
60
$170K
61
$170K
62
$151K
63
$150K
64
$142K
65
$126K
66
$118K
67
$116K
68
$113K
69
$113K
70
$106K
71
$105K
72
$100K
73
$100K
74
$98K
75
$96K