BLUE

bluebird bio
BLUE

Overview Fund Activity
Delisted

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

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196 hedge funds and large institutions have $996M invested in bluebird bio in 2021 Q3 according to their latest regulatory filings, with 26 funds opening new positions, 63 increasing their positions, 60 reducing their positions, and 58 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
196
Holders Change
-35
Holders Change %
-15.15%
% of All Funds
3.44%
Holding in Top 10
–
Holding in Top 10 Change
-1
Holding in Top 10 Change %
-100%
% of All Funds
–
New
26
Increased
63
Reduced
60
Closed
58
Calls
$9.13M
Puts
$17.8M
Net Calls
-$8.64M
Net Calls Change
-$2.12M

Top Buyers

1
BBA
Baker Bros. Advisors
New York
$47.8M
2
State Street
State Street
Massachusetts
$85.4M
3
EC
EcoR1 Capital
California
$15.3M
4
AC
Armistice Capital
New York
$47.2M
5
SC
Sessa Capital
New York
$35.1M

Top Sellers

1
SCM
Suvretta Capital Management
New York
$0
2
Victory Capital Management
Victory Capital Management
Texas
$0
3
Point72 Asset Management
Point72 Asset Management
Connecticut
$0
4
DM
Deerfield Management
New York
$0
5
CS
Credit Suisse
Switzerland
$38.3M
Name Holding Trade Value Shares
Change 		Shares
Change %
Squarepoint
201
Squarepoint
New York
– -$1.31M -3,156 Closed
CM
202
Caption Management
Oklahoma
– -$1.13M -2,734 Closed
PI
203
PEAK6 Investments
Illinois
– -$714K -1,724 Closed
SSA
204
Schonfeld Strategic Advisors
New York
– -$691K -1,668 Closed
DTL
205
Dynamic Technology Lab
Singapore
– -$689K -1,664 Closed
MCM
206
Mason Capital Management
New York
– -$687K -1,659 Closed
JF
207
Jump Financial
Illinois
– -$598K -1,444 Closed
TI
208
Trexquant Investment
Connecticut
– -$564K -1,362 Closed
SW
209
SkyOak Wealth
Michigan
– -$500K -1,206 Closed
CA
210
Continental Advisors
Utah
– -$496K -1,197 Closed
Verition Fund Management
211
Verition Fund Management
Connecticut
– -$491K -1,186 Closed
XT
212
XTX Topco
Cayman Islands
– -$441K -1,065 Closed
Cambridge Investment Research Advisors
213
Cambridge Investment Research Advisors
Iowa
– -$436K -1,052 Closed
PA
214
Profund Advisors
Maryland
– -$432K -1,042 Closed
BC
215
Bridgefront Capital
Texas
– -$395K -953 Closed
GCP
216
GSA Capital Partners
United Kingdom
– -$390K -941 Closed
OC
217
Oppenheimer & Co
New York
– -$372K -898 Closed
LPL Financial
218
LPL Financial
California
– -$361K -871 Closed
FRM
219
Fox Run Management
Connecticut
– -$315K -760 Closed
VF
220
Virtu Financial
New York
– -$306K -739 Closed
AB
221
Amalgamated Bank
New York
– -$303K -732 Closed
FC
222
FORA Capital
Florida
– -$277K -669 Closed
CM
223
Capula Management
Cayman Islands
– -$276K -666 Closed
Handelsbanken Fonder
224
Handelsbanken Fonder
Sweden
– -$266K -643 Closed
Cerity Partners
225
Cerity Partners
New York
– -$258K -622 Closed
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