BLUE

bluebird bio
BLUE

Overview Fund Activity
Delisted

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

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200 hedge funds and large institutions have $3.01B invested in bluebird bio in 2016 Q3 according to their latest regulatory filings, with 45 funds opening new positions, 64 increasing their positions, 60 reducing their positions, and 21 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
200
Holders Change
+23
Holders Change %
+12.99%
% of All Funds
5.34%
Holding in Top 10
1
Holding in Top 10 Change
-3
Holding in Top 10 Change %
-75%
% of All Funds
0.03%
New
45
Increased
64
Reduced
60
Closed
21
Calls
$51.9M
Puts
$58M
Net Calls
-$6.06M
Net Calls Change
-$3.65M

Top Buyers

1
T. Rowe Price Associates
1
T. Rowe Price Associates
Maryland
$228M
2
Victory Capital Management
2
Victory Capital Management
Texas
$44.4M
3
Millennium Management
3
Millennium Management
New York
$44.3M
4
Balyasny Asset Management
4
Balyasny Asset Management
Illinois
$37.2M
5
PC
5
Passport Capital
California
$19.6M

Top Sellers

1
O
1
OppenheimerFunds
New York
$53.4M
2
Capital Research Global Investors
2
Capital Research Global Investors
California
$271M
3
RI
3
RTW Investments
New York
$5.95M
4
TAM
4
Tiverton Asset Management
Delaware
$1.87M
5
GPP
5
Great Point Partners
Connecticut
$0
Name Holding Trade Value Shares
Change 		Shares
Change %
PAMU
76
Pictet Asset Management (UK)
United Kingdom
$2.92M +$959K +1,093 +49%
FAM
77
Fred Alger Management
New York
$2.91M +$1.03M +1,171 +55%
BJL
78
Brighton Jones LLC
Washington
$2.87M – – –
CIP
79
Chartwell Investment Partners
Pennsylvania
$2.83M +$2.83M +3,223 New
EI
80
EAM Investors
California
$2.81M +$2.81M +3,196 New
CC
81
CQS Cayman
Cayman Islands
$2.78M +$2.78M +3,165 New
PC
82
Pier Capital
Connecticut
$2.64M +$2.64M +3,012 New
TAM
83
Tocqueville Asset Management
New York
$2.52M -$1.05M -1,201 -29%
Citigroup
84
Citigroup
New York
$2.49M -$324K -369 -11%
CS
85
Candriam SCA
Luxembourg
$2.37M -$610K -695 -20%
WBC
86
Westpac Banking Corp
Australia
$2.3M -$176K -201 -7%
USAA
87
United Services Automobile Association
Texas
$2.25M -$6.15K -7 -0.3%
BG
88
Bellevue Group
Switzerland
$1.97M – – –
PAM
89
Panagora Asset Management
Massachusetts
$1.94M +$1.79M +2,037 +1,184%
ProShare Advisors
90
ProShare Advisors
Maryland
$1.91M -$348K -396 -15%
TAM
91
Tiverton Asset Management
Delaware
$1.87M -$31.1M -35,412 -94%
CCM
92
Cupps Capital Management
Illinois
$1.82M +$1.82M +2,078 New
MLICM
93
Metropolitan Life Insurance Company (MetLife)
New York
$1.8M -$37.7K -43 -2%
Nuveen Asset Management
94
Nuveen Asset Management
Illinois
$1.77M +$1.77M +2,013 New
Manulife (Manufacturers Life Insurance)
95
Manulife (Manufacturers Life Insurance)
Ontario, Canada
$1.71M +$2.64K +3 +0.2%
TWMP
96
Taylor Wealth Management Partners
Massachusetts
$1.69M +$1.68M +1,915 +23,938%
PPA
97
Parametric Portfolio Associates
Washington
$1.68M +$402K +458 +31%
Creative Planning
98
Creative Planning
Kansas
$1.68M -$67.6K -77 -4%
UBS Group
99
UBS Group
Switzerland
$1.67M +$1.19M +1,357 +249%
GH
100
GAM Holding
Switzerland
$1.65M -$1.65M -1,883 -50%
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