BLUE

bluebird bio
BLUE

Overview Fund Activity
Delisted

BLUE was delisted on the 30th of May, 2025.

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196 hedge funds and large institutions have $996M invested in bluebird bio in 2021 Q3 according to their latest regulatory filings, with 26 funds opening new positions, 63 increasing their positions, 60 reducing their positions, and 58 closing their positions.

Holders
196
Holders Change
-35
Holders Change %
-15.15%
% of All Funds
3.44%
Holding in Top 10
–
Holding in Top 10 Change
-1
Holding in Top 10 Change %
-100%
% of All Funds
–
New
26
Increased
63
Reduced
60
Closed
58
Calls
$9.13M
Puts
$17.8M
Net Calls
-$8.64M
Net Calls Change
-$2.12M

Top Buyers

1
BBA
1
Baker Bros. Advisors
New York
$47.8M
2
State Street
2
State Street
Massachusetts
$85.4M
3
EC
3
EcoR1 Capital
California
$15.3M
4
AC
4
Armistice Capital
New York
$47.2M
5
SC
5
Sessa Capital
New York
$35.1M

Top Sellers

1
SCM
1
Suvretta Capital Management
New York
$0
2
Victory Capital Management
2
Victory Capital Management
Texas
$0
3
Point72 Asset Management
3
Point72 Asset Management
Connecticut
$0
4
DM
4
Deerfield Management
New York
$0
5
CS
5
Credit Suisse
Switzerland
$38.3M
Name Holding Trade Value Shares
Change 		Shares
Change %
CSS
51
Cubist Systematic Strategies
Connecticut
$1.64M -$1.28M -5,156 -44%
Invesco
52
Invesco
Georgia
$1.62M +$75.2K +304 +5%
AllianceBernstein
53
AllianceBernstein
Tennessee
$1.61M – – –
BC
54
Birchview Capital
Vermont
$1.61M +$191K +772 +14%
AA
55
ALPS Advisors
Colorado
$1.58M -$105K -425 -6%
ECM
56
ExodusPoint Capital Management
New York
$1.57M +$1.57M +6,341 New
Connor, Clark & Lunn Investment Management (CC&L)
57
Connor, Clark & Lunn Investment Management (CC&L)
British Columbia, Canada
$1.45M -$196K -790 -12%
MFS
58
Mirabella Financial Services
United Kingdom
$1.44M +$1.44M +5,809 New
UBS AM
59
UBS AM
Illinois
$1.33M +$63.1K +255 +5%
FAIM
60
Financial Advocates Investment Management
Washington
$1.31M +$1.16M +3,089 +767%
Simplex Trading
61
Simplex Trading
Illinois
$1.25M +$86.9K +207 +7%
Legal & General Group
62
Legal & General Group
United Kingdom
$1.06M +$254K +1,024 +31%
GC
63
Guggenheim Capital
Illinois
$1.04M +$246K +992 +31%
DA
64
Duality Advisers
Florida
$999K -$807K -3,261 -45%
AQR Capital Management
65
AQR Capital Management
Connecticut
$992K +$583K +2,418 +143%
VRS
66
Virginia Retirement Systems
Virginia
$959K +$91.6K +370 +11%
New York State Common Retirement Fund
67
New York State Common Retirement Fund
New York
$933K -$179K -724 -16%
VIA
68
Vident Investment Advisory
Georgia
$822K -$183K -741 -18%
GF
69
Gabelli Funds
New York
$807K -$249K -1,004 -24%
SG Americas Securities
70
SG Americas Securities
New York
$801K +$104K +422 +15%
PM
71
Parametrica Management
Hong Kong
$706K -$124K -501 -15%
AIG
72
American International Group
New York
$706K -$16.8K -68 -2%
CG
73
Colony Group
Massachusetts
$702K -$673K -2,721 -49%
HWAM
74
Hennion & Walsh Asset Management
New Jersey
$696K +$238K +963 +52%
AIL
75
AGF Investments LLC
Ontario, Canada
$660K +$660K +2,666 New
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