BLUE

bluebird bio
BLUE

Overview Fund Activity
Delisted

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

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278 hedge funds and large institutions have $3.94B invested in bluebird bio in 2020 Q2 according to their latest regulatory filings, with 71 funds opening new positions, 119 increasing their positions, 52 reducing their positions, and 39 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
278
Holders Change
+31
Holders Change %
+12.55%
% of All Funds
5.71%
Holding in Top 10
4
Holding in Top 10 Change
+1
Holding in Top 10 Change %
+33.33%
% of All Funds
0.08%
New
71
Increased
119
Reduced
52
Closed
39
Calls
$39.6M
Puts
$46.1M
Net Calls
-$6.51M
Net Calls Change
+$4.37M

Top Buyers

1
Vanguard Group
Vanguard Group
Pennsylvania
+$136M
2
Royal Bank of Canada
Royal Bank of Canada
Ontario, Canada
+$90.8M
3
Capital Research Global Investors
Capital Research Global Investors
California
+$78.3M
4
CCM
Camber Capital Management
Massachusetts
+$77.8M
5
BlackRock
BlackRock
New York
+$67.8M

Top Sellers

1
Fidelity Investments
Fidelity Investments
Massachusetts
-$174M
2
Victory Capital Management
Victory Capital Management
Texas
-$117M
3
Citadel Advisors
Citadel Advisors
Florida
-$58.4M
4
Adage Capital Partners
Adage Capital Partners
Massachusetts
-$56.8M
5
Capital World Investors
Capital World Investors
California
-$53.1M
Name Holding Trade Value Shares
Change 		Shares
Change %
TD Asset Management
101
TD Asset Management
Ontario, Canada
$1.9M +$285K +361 +18%
DCM
102
DAFNA Capital Management
California
$1.85M +$291K +368 +19%
AG
103
Aperio Group
California
$1.85M +$564K +714 +44%
Group One Trading
104
Group One Trading
Illinois
$1.81M -$2.53M -3,200 -58%
GH
105
GAM Holding
Switzerland
$1.8M -$1.23M -1,556 -41%
Tudor Investment Corp
106
Tudor Investment Corp
Connecticut
$1.79M +$1.79M +2,261 New
BAM
107
Bullseye Asset Management
Colorado
$1.72M +$1.72M +2,173 New
SEI Investments
108
SEI Investments
Pennsylvania
$1.67M -$27.4K -36 -2%
TI
109
Trexquant Investment
Connecticut
$1.6M -$187K -236 -10%
RA
110
Royce & Associates
New York
$1.53M +$366K +463 +32%
BL
111
Bleichroeder LP
New York
$1.53M +$1.53M +1,930 New
ACM
112
Asymmetry Capital Management
California
$1.53M +$1.53M +1,930 New
BJL
113
Brighton Jones LLC
Washington
$1.51M +$2.37K +3 +0.2%
Ohio Public Employees Retirement System (OPERS)
114
Ohio Public Employees Retirement System (OPERS)
Ohio
$1.5M +$150K +190 +11%
Treasurer of the State of North Carolina
115
Treasurer of the State of North Carolina
North Carolina
$1.45M +$60.9K +77 +4%
ECM
116
ExodusPoint Capital Management
New York
$1.38M +$1.38M +1,744 New
VIA
117
Vident Investment Advisory
Georgia
$1.38M +$261K +330 +23%
FT
118
Fiduciary Trust
Massachusetts
$1.35M +$34K +43 +3%
TMAM
119
Tokio Marine Asset Management
Japan
$1.34M – – –
Allianz Asset Management
120
Allianz Asset Management
Germany
$1.3M +$372K +470 +40%
Qube Research & Technologies (QRT)
121
Qube Research & Technologies (QRT)
United Kingdom
$1.22M +$49.8K +63 +4%
Simplex Trading
122
Simplex Trading
Illinois
$1.2M -$404K -512 -25%
RJA
123
Raymond James & Associates
Florida
$1.2M +$780K +986 +185%
Envestnet Asset Management
124
Envestnet Asset Management
Illinois
$1.15M +$397K +502 +53%
CRC
125
Curi RMB Capital
Illinois
$1.13M +$119K +151 +12%
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