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
51
$89K
52
$86K
53
$84K
54
$82K
55
$81K
56
$78K
57
$74K
58
$74K
59
$74K
60
$72K
61
$68K
62
$58K
63
$58K
64
$57.6K
65
$54K
66
$49K
67
$41K
68
$37K
69
$36K
70
$36K
71
$35K
72
$34K
73
$32K
74
$29K
75
$27K