133 hedge funds and large institutions have $308M invested in Geron in 2015 Q2 according to their latest regulatory filings, with 26 funds opening new positions, 41 increasing their positions, 36 reducing their positions, and 16 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
133
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
$2.56M
Puts
$4.38M
Net Calls
Net Calls Change
Name Holding Trade Value Shares
Change
Change in
Stake
26
$1.24M
27
$1.19M
28
$1.01M
29
$981K
30
$942K
31
$840K
32
$783K
33
$753K
34
$706K
35
$705K
36
$701K
37
$687K
38
$648K
39
$626K
40
$597K
41
$596K
42
$594K
43
$500K
44
$470K
45
$450K
46
$440K
47
$439K
48
$383K
49
$379K
50
$359K