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
1
$115M
2
$29.5M
3
$27.5M
4
$22.8M
5
$18.9M
6
$12.3M
7
$8.83M
8
$8.64M
9
$6.64M
10
$5.65M
11
$4.96M
12
$4.21M
13
$4.15M
14
$3.62M
15
$3.37M
16
$3.33M
17
$2.71M
18
$2.38M
19
$2.37M
20
$2.01M
21
$1.89M
22
$1.87M
23
$1.52M
24
$1.45M
25
$1.42M