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
26
$1.41M
27
$1.34M
28
$1.32M
29
$1.31M
30
$1.3M
31
$1.27M
32
$1.1M
33
$983K
34
$950K
35
$773K
36
$771K
37
$749K
38
$746K
39
$727K
40
$699K
41
$591K
42
$559K
43
$550K
44
$548K
45
$546K
46
$508K
47
$495K
48
$435K
49
$411K
50
$397K