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
76
$53K
77
$49K
78
$48.4K
79
$44K
80
$42K
81
$35K
82
$35K
83
$34K
84
$30K
85
$29K
86
$29K
87
$27K
88
$26K
89
$23K
90
$21K
91
$20K
92
$19K
93
$19K
94
$18K
95
$18K
96
$18K
97
$17K
98
$17K
99
$17K
100
$16K