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 %
Bank of Montreal
176
Bank of Montreal
Ontario, Canada
$40K +$40K +45 New
TI
177
Turner Investments
Pennsylvania
$34K – – –
Nisa Investment Advisors
178
Nisa Investment Advisors
Missouri
$34K +$34K +39 New
CSS
179
Cubist Systematic Strategies
Connecticut
$20K +$870 +1 +5%
NFG
180
Next Financial Group
Texas
$15K +$15K +17 New
KF
181
Krilogy Financial
Missouri
$14K – – –
CF
182
CenterStar Fund
Illinois
$13K – – –
NSIM
183
North Star Investment Management
Illinois
$10K – – –
QCG
184
Quadrant Capital Group
Ohio
$10K – – –
TRCT
185
Tower Research Capital (TRC)
New York
$9K +$9K +11 New
TCIM
186
TIAA CREF Investment Management
New York
$8.64K -$1.61K -1,834 -16%
TWA
187
TCI Wealth Advisors
Arizona
$8K – – –
QT
188
Quantbot Technologies
New York
$7K -$164K -211 -96%
MFS
189
MSI Financial Services
Massachusetts
$7K -$21K -24 -75%
WAM
190
Wealthspire Advisors (Maryland)
Maryland
$7K – – –
IA
191
IFP Advisors
Florida
$7K +$3.5K +4 +100%
GXMC
192
Global X Management Company
New York
$6K – – –
LTFS
193
Ladenburg Thalmann Financial Services
Florida
$5K -$8.33K -10 -63%
IF
194
Ironwood Financial
Arizona
$5K – – –
BJ
195
BlackRock Japan
Japan
$3K +$3K +3 New
EFSCE
196
Enterprise Financial Services Corp (EFSC)
Missouri
$3K +$3K +4 New
VOYA Investment Management
197
VOYA Investment Management
Georgia
$1.06K – – –
QI
198
QS Investors
New York
$1K – – –
PCP
199
Proficio Capital Partners
Massachusetts
$1K – – –
AssetMark Inc
200
AssetMark Inc
California
$1K +$1K +1 New
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8
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