BLUE

bluebird bio
BLUE

Overview Fund Activity
Delisted

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

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177 hedge funds and large institutions have $1.9B invested in bluebird bio in 2016 Q2 according to their latest regulatory filings, with 23 funds opening new positions, 68 increasing their positions, 61 reducing their positions, and 31 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
177
Holders Change
-10
Holders Change %
-5.35%
% of All Funds
4.73%
Holding in Top 10
4
Holding in Top 10 Change
–
Holding in Top 10 Change %
–
% of All Funds
0.11%
New
23
Increased
68
Reduced
61
Closed
31
Calls
$22.4M
Puts
$24.8M
Net Calls
-$2.4M
Net Calls Change
+$11.8M

Top Buyers

1
Wellington Management Group
1
Wellington Management Group
Massachusetts
$89.9M
2
BFA
2
BlackRock Fund Advisors
California
$60M
3
State Street
3
State Street
Massachusetts
$73.6M
4
RI
4
RTW Investments
New York
$26.5M
5
DM
5
Deerfield Management
New York
$14.6M

Top Sellers

1
Capital World Investors
1
Capital World Investors
California
$40.6M
2
Goldman Sachs
2
Goldman Sachs
New York
$6.71M
3
TCIM
3
TIAA CREF Investment Management
New York
$6.55M
4
Susquehanna International Group
4
Susquehanna International Group
Pennsylvania
$5.63M
5
CCI
5
Columbus Circle Investors
$8.71M
Name Holding Trade Value Shares
Change 		Shares
Change %
TD Asset Management
76
TD Asset Management
Ontario, Canada
$1.78M -$12.9K -23 -0.7%
SFM
77
Sphera Funds Management
Israel
$1.73M +$433K +772 +33%
PCM
78
Portolan Capital Management
Massachusetts
$1.61M -$1.17M -2,083 -42%
WBC
79
Westpac Banking Corp
Australia
$1.58M +$515K +919 +48%
ProShare Advisors
80
ProShare Advisors
Maryland
$1.44M +$222K +395 +18%
USAA
81
United Services Automobile Association
Texas
$1.44M -$13.5K -24 -0.9%
Federated Hermes
82
Federated Hermes
Pennsylvania
$1.37M +$501K +893 +58%
PAMU
83
Pictet Asset Management (UK)
United Kingdom
$1.31M +$923K +1,575 +240%
BG
84
Bellevue Group
Switzerland
$1.26M – – –
SSA
85
Schonfeld Strategic Advisors
New York
$1.25M +$871K +1,553 +231%
Morgan Stanley
86
Morgan Stanley
New York
$1.22M -$1.96M -3,490 -62%
FAM
87
Fred Alger Management
New York
$1.2M -$273K -486 -18%
MLICM
88
Metropolitan Life Insurance Company (MetLife)
New York
$1.17M +$1.05M +1,881 +909%
Group One Trading
89
Group One Trading
Illinois
$1.16M -$1.1M -1,964 -49%
Creative Planning
90
Creative Planning
Kansas
$1.12M -$25.8K -46 -2%
Schroder Investment Management Group
91
Schroder Investment Management Group
United Kingdom
$1.09M +$1.09M +1,947 New
Manulife (Manufacturers Life Insurance)
92
Manulife (Manufacturers Life Insurance)
Ontario, Canada
$1.09M +$1.04M +1,863 +2,329%
State Board of Administration of Florida Retirement System
93
State Board of Administration of Florida Retirement System
Florida
$981K -$664K -1,185 -40%
BG
94
BlackRock Group
United Kingdom
$954K -$114K -204 -11%
AIG
95
American International Group
New York
$923K +$859K +1,532 +1,332%
MIG
96
Mariner Investment Group
New York
$913K -$342K -610 -27%
PA
97
Profund Advisors
Maryland
$907K +$2.24K +4 +0.2%
CWM
98
Cabot Wealth Management
Massachusetts
$901K -$14.6K -26 -2%
Principal Financial Group
99
Principal Financial Group
Iowa
$870K -$17.9K -32 -2%
SGH
100
Sivik Global Healthcare
Connecticut
$866K -$217K -386 -20%
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