144 hedge funds and large institutions have $189M invested in Geron in 2021 Q2 according to their latest regulatory filings, with 19 funds opening new positions, 41 increasing their positions, 44 reducing their positions, and 20 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
144
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
$2.88M
Puts
$1.81M
Net Calls
Net Calls Change

Top Buyers

1 +$969K
2 +$648K
3 +$446K
4
Group One Trading
Group One Trading
Illinois
+$260K
5
Northern Trust
Northern Trust
Illinois
+$189K

Top Sellers

1 -$4.25M
2 -$4.12M
3 -$3.37M
4
Two Sigma Investments
Two Sigma Investments
New York
-$3.07M
5
BlackRock
BlackRock
New York
-$1.64M
Name Holding Trade Value Shares
Change
Change in
Stake
51
$147K
52
$138K
53
$138K
54
$129K
55
$126K
56
$108K
57
$102K
58
$99K
59
$93K
60
$92K
61
$83K
62
$81K
63
$77K
64
$72K
65
$70K
66
$67K
67
$66K
68
$65K
69
$65K
70
$62K
71
$60K
72
$58.9K
73
$58K
74
$55K
75
$53K