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.

New
Increased
Maintained
Reduced
Closed
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 %
HT
76
HAP Trading
New York
$629K +$287K +1,160 +84%
State Board of Administration of Florida Retirement System
77
State Board of Administration of Florida Retirement System
Florida
$622K – – –
AA
78
AlphaCentric Advisors
Puerto Rico
$612K -$19.3K -78 -3%
ECG
79
EPIQ Capital Group
California
$540K – – –
T. Rowe Price Associates
80
T. Rowe Price Associates
Maryland
$540K +$990 +4 +0.2%
MAM
81
Martingale Asset Management
Massachusetts
$528K +$275K +1,112 +109%
BJL
82
Brighton Jones LLC
Washington
$527K -$1.24K -5 -0.2%
VOYA Investment Management
83
VOYA Investment Management
Georgia
$514K +$4.95K +20 +1%
DekaBank Deutsche Girozentrale
84
DekaBank Deutsche Girozentrale
Germany
$513K -$55.4K -223 -10%
Bank of Nova Scotia
85
Bank of Nova Scotia
Ontario, Canada
$511K +$511K +2,064 New
MIM
86
MetLife Investment Management
New Jersey
$468K – – –
Citadel Advisors
87
Citadel Advisors
Florida
$461K -$1.11M -4,503 -71%
Manulife (Manufacturers Life Insurance)
88
Manulife (Manufacturers Life Insurance)
Ontario, Canada
$442K -$29K -181 -6%
ProShare Advisors
89
ProShare Advisors
Maryland
$441K -$172K -694 -28%
FT
90
Fiduciary Trust
Massachusetts
$426K -$30.5K -123 -7%
D.E. Shaw & Co
91
D.E. Shaw & Co
New York
$407K +$407K +1,644 New
SAM
92
Shell Asset Management
Netherlands
$373K -$16.1K -65 -4%
AG
93
Appleton Group
Wisconsin
$373K +$156K +631 +72%
MLICM
94
Metropolitan Life Insurance Company (MetLife)
New York
$358K – – –
ACM
95
AlphaCrest Capital Management
New York
$352K +$352K +1,420 New
ASRS
96
Arizona State Retirement System
Arizona
$351K +$2.23K +9 +0.6%
CAPTRUST Financial Advisors
97
CAPTRUST Financial Advisors
North Carolina
$349K -$107K -431 -23%
Skandinaviska Enskilda Banken (SEB)
98
Skandinaviska Enskilda Banken (SEB)
Sweden
$342K +$342K +1,382 New
USCWA
99
U.S. Capital Wealth Advisors
Texas
$337K +$337K +1,360 New
Bank of Montreal
100
Bank of Montreal
Ontario, Canada
$330K -$33.3K -131 -9%
2 3
4
5 6