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
1
$35.5M
2
$21.6M
3
$13.3M
4
$8.63M
5
$3.31M
6
$2.42M
7
$1.57M
8
$1.57M
9
$1.42M
10
$1.38M
11
$1.25M
12
$1.01M
13
$797K
14
$710K
15
$689K
16
$615K
17
$555K
18
$529K
19
$504K
20
$494K
21
$481K
22
$453K
23
$429K
24
$425K
25
$325K