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
26
$314K
27
$314K
28
$269K
29
$260K
30
$260K
31
$256K
32
$255K
33
$250K
34
$213K
35
$209K
36
$198K
37
$194K
38
$191K
39
$183K
40
$180K
41
$163K
42
$153K
43
$153K
44
$143K
45
$137K
46
$136K
47
$136K
48
$115K
49
$100K
50
$98K