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Generation Bio
GBIO

Overview Fund Activity

97 hedge funds and large institutions have $1.25B invested in Generation Bio in 2021 Q2 according to their latest regulatory filings, with 20 funds opening new positions, 39 increasing their positions, 22 reducing their positions, and 11 closing their positions.

Holders
97
Holders Change
+9
Holders Change %
+10.23%
% of All Funds
1.69%
Holding in Top 10
–
Holding in Top 10 Change
-1
Holding in Top 10 Change %
-100%
% of All Funds
–
New
20
Increased
39
Reduced
22
Closed
11
Calls
$3K
Puts
$3.07M
Net Calls
-$3.07M
Net Calls Change
+$3.04M

Top Buyers

1
YCM
1
Yiheng Capital Management
California
$38.1M
2
T. Rowe Price Associates
2
T. Rowe Price Associates
Maryland
$198M
3
Vanguard Group
3
Vanguard Group
Pennsylvania
$86.8M
4
Morgan Stanley
4
Morgan Stanley
New York
$6.84M
5
FCM
5
Farallon Capital Management
California
$94.2M

Top Sellers

1
DM
1
Deerfield Management
New York
$0
2
Wellington Management Group
2
Wellington Management Group
Massachusetts
$0
3
DGM
3
Darwin Global Management
Jersey
$289K
4
Goldman Sachs
4
Goldman Sachs
New York
$10.2M
5
BlackRock
5
BlackRock
New York
$76.7M
Name Market Value Shares Shares
Change 		Shares
Change %
Deutsche Bank
26
Deutsche Bank
Germany
$4.23M 157,279 +9,405 +6%
TD Asset Management
27
TD Asset Management
Ontario, Canada
$3.87M 177,915 +20,474 +13%
D.E. Shaw & Co
28
D.E. Shaw & Co
New York
$3.37M 125,150 -8,910 -7%
LCM
29
Laurion Capital Management
New York
$3.19M 118,598 -6,402 -5%
Voloridge Investment Management
30
Voloridge Investment Management
Florida
$3.07M 114,284 -13,622 -11%
Marshall Wace
31
Marshall Wace
United Kingdom
$3M 111,330 +111,330 New
Rafferty Asset Management
32
Rafferty Asset Management
New York
$2.35M 87,424 -8,451 -9%
Swiss National Bank
33
Swiss National Bank
Switzerland
$2.15M 79,800 +9,800 +14%
PMAM
34
Penn Mutual Asset Management
Pennsylvania
$1.97M 73,065 +5,000 +7%
California State Teachers Retirement System (CalSTRS)
35
California State Teachers Retirement System (CalSTRS)
California
$1.63M 60,407 -367 -0.6%
State of Wisconsin Investment Board
36
State of Wisconsin Investment Board
Wisconsin
$1.46M 54,300 – –
MWNA
37
Marshall Wace North America
New York
$1.36M 50,545 +50,545 New
AllianceBernstein
38
AllianceBernstein
Tennessee
$1.24M 46,006 – –
RhumbLine Advisers
39
RhumbLine Advisers
Massachusetts
$1.16M 43,135 +940 +2%
New York State Common Retirement Fund
40
New York State Common Retirement Fund
New York
$1.06M 39,227 +17,027 +77%
Millennium Management
41
Millennium Management
New York
$1.01M 37,440 +37,440 New
Susquehanna International Group
42
Susquehanna International Group
Pennsylvania
$875K 32,524 -8,173 -20%
Los Angeles Capital Management
43
Los Angeles Capital Management
California
$873K 32,442 -350 -1%
Simplex Trading
44
Simplex Trading
Illinois
$656K 24,398 -31,632 -56%
Manulife (Manufacturers Life Insurance)
45
Manulife (Manufacturers Life Insurance)
Ontario, Canada
$649K 24,121 +2,101 +10%
Squarepoint
46
Squarepoint
New York
$617K 22,942 +22,942 New
CS
47
Credit Suisse
Switzerland
$611K 22,721 +168 +0.7%
UBS AM
48
UBS AM
Illinois
$605K 22,474 +4,574 +26%
Ameriprise
49
Ameriprise
Minnesota
$604K 22,435 +1,913 +9%
ProShare Advisors
50
ProShare Advisors
Maryland
$579K 21,542 +3,230 +18%
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