112 hedge funds and large institutions have $136M invested in Geron in 2017 Q3 according to their latest regulatory filings, with 10 funds opening new positions, 32 increasing their positions, 29 reducing their positions, and 12 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
112
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
$359K
Puts
$628K
Net Calls
Net Calls Change

Top Buyers

1 +$1.17M
2 +$704K
3 +$627K
4
Renaissance Technologies
Renaissance Technologies
New York
+$276K
5
VF
Virtu Financial
New York
+$229K
Name Holding Trade Value Shares
Change
Change in
Stake
26
$319K
27
$315K
28
$315K
29
$303K
30
$293K
31
$273K
32
$263K
33
$260K
34
$240K
35
$238K
36
$234K
37
$229K
38
$218K
39
$217K
40
$212K
41
$208K
42
$195K
43
$191K
44
$180K
45
$173K
46
$166K
47
$152K
48
$140K
49
$127K
50
$101K