BLUE

bluebird bio
BLUE

Overview Fund Activity
Delisted

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

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162 hedge funds and large institutions have $419M invested in bluebird bio in 2022 Q3 according to their latest regulatory filings, with 36 funds opening new positions, 58 increasing their positions, 35 reducing their positions, and 24 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
162
Holders Change
+11
Holders Change %
+7.28%
% of All Funds
2.8%
Holding in Top 10
1
Holding in Top 10 Change
–
Holding in Top 10 Change %
–
% of All Funds
0.02%
New
36
Increased
58
Reduced
35
Closed
24
Calls
$8.09M
Puts
$6.42M
Net Calls
+$1.68M
Net Calls Change
+$4.36M

Top Buyers

1
State Street
1
State Street
Massachusetts
$80.5M
2
FLSM
2
Frazier Life Sciences Management
California
$9.12M
3
Invesco
3
Invesco
Georgia
$9.61M
4
WP
4
Woodline Partners
California
$7.21M
5
BlackRock
5
BlackRock
New York
$43.7M

Top Sellers

1
Wellington Management Group
1
Wellington Management Group
Massachusetts
$1.55M
2
Renaissance Technologies
2
Renaissance Technologies
New York
$4.79M
3
Millennium Management
3
Millennium Management
New York
$10.4M
4
D.E. Shaw & Co
4
D.E. Shaw & Co
New York
$311K
5
Federated Hermes
5
Federated Hermes
Pennsylvania
$3.88M
Name Holding Trade Value Shares
Change 		Shares
Change %
HWM
151
HighMark Wealth Management
Minnesota
$1K – – –
FFA
152
Fairfield Financial Advisors
Massachusetts
$380 – – –
APA
153
American Portfolios Advisors
New York
$354 – – –
Point72 Asset Management
154
Point72 Asset Management
Connecticut
– -$3.38M -40,765 Closed
HF
155
HRT Financial
New York
– -$3.3M -39,902 Closed
GCM
156
Graham Capital Management
Connecticut
– -$3.24M -39,096 Closed
Two Sigma Investments
157
Two Sigma Investments
New York
– -$2.13M -25,777 Closed
Qube Research & Technologies (QRT)
158
Qube Research & Technologies (QRT)
United Kingdom
– -$1.68M -20,266 Closed
E
159
Ergoteles
New York
– -$1.6M -19,315 Closed
Bank of Montreal
160
Bank of Montreal
Ontario, Canada
– -$405 -4,857 Closed
Connor, Clark & Lunn Investment Management (CC&L)
161
Connor, Clark & Lunn Investment Management (CC&L)
British Columbia, Canada
– -$393K -4,744 Closed
PM
162
Parametrica Management
Hong Kong
– -$374K -4,505 Closed
VF
163
Virtu Financial
New York
– -$291K -3,516 Closed
Ensign Peak Advisors
164
Ensign Peak Advisors
Utah
– -$211K -2,543 Closed
II
165
Inspire Investing
Idaho
– -$209K -2,525 Closed
CC
166
Centiva Capital
New York
– -$166K -2,005 Closed
KSCM
167
Kamunting Street Capital Management
Florida
– -$145K -1,750 Closed
WG
168
Winton Group
United Kingdom
– -$128K -1,541 Closed
ACM
169
Aquatic Capital Management
Illinois
– -$123K -1,485 Closed
DTL
170
Dynamic Technology Lab
Singapore
– -$116K -1,404 Closed
CA
171
Cetera Advisors
Colorado
– -$64K -775 Closed
PCM
172
Penserra Capital Management
California
– -$56K -686 Closed
LCM
173
Laurion Capital Management
New York
– -$42K -507 Closed
PI
174
PEAK6 Investments
Illinois
– -$41K -500 Closed
IUHSA
175
Itau Unibanco Holding S.A.
Brazil
– -$37K -449 Closed
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