BLUE

bluebird bio

Delisted

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

192 hedge funds and large institutions have $3.12B invested in bluebird bio in 2015 Q3 according to their latest regulatory filings, with 21 funds opening new positions, 93 increasing their positions, 59 reducing their positions, and 63 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
192
Holders Change
-43
Holders Change %
-18.3%
% of All Funds
5.37%
Holding in Top 10
4
Holding in Top 10 Change
-4
Holding in Top 10 Change %
-50%
% of All Funds
0.11%
New
21
Increased
93
Reduced
59
Closed
63
Calls
$59.5M
Puts
$64M
Net Calls
-$4.52M
Net Calls Change
-$9.39M
Name Holding Trade Value Shares
Change
Shares
Change %
JG
126
Jefferies Group
New York
$625K +$623K +562 +28,100%
Public Employees Retirement Association of Colorado
127
Public Employees Retirement Association of Colorado
Colorado
$593K +$6.65K +6 +1%
RFC
128
Russell Frank Company
Washington
$592K -$798K -721 -57%
Simplex Trading
129
Simplex Trading
Illinois
$580K -$188K -170 -24%
NI
130
Numeric Investors
Massachusetts
$556K -$1.77M -1,598 -76%
Creative Planning
131
Creative Planning
Kansas
$556K +$556K +502 New
URS
132
Utah Retirement Systems
Utah
$548K +$43.3K +39 +9%
DCM
133
DAFNA Capital Management
California
$513K
SGH
134
Sivik Global Healthcare
Connecticut
$513K
Capital Fund Management (CFM)
135
Capital Fund Management (CFM)
France
$475K -$2.69M -2,432 -85%
D.E. Shaw & Co
136
D.E. Shaw & Co
New York
$433K -$1.85M -1,668 -81%
UBS Group
137
UBS Group
Switzerland
$428K -$1.06M -958 -71%
DCM
138
Driehaus Capital Management
Illinois
$425K -$3.66M -3,300 -90%
Balyasny Asset Management
139
Balyasny Asset Management
Illinois
$400K +$400K +361 New
AG
140
Aperio Group
California
$389K +$155K +140 +66%
WS
141
Wedbush Securities
California
$381K +$39.9K +36 +12%
US Bancorp
142
US Bancorp
Minnesota
$369K
WA
143
Winfield Associates
Ohio
$368K +$63.2K +57 +21%
AB
144
Amalgamated Bank
New York
$358K +$34.4K +31 +11%
PM
145
Parametrica Management
Hong Kong
$349K +$349K +315 New
Teacher Retirement System of Texas
146
Teacher Retirement System of Texas
Texas
$338K +$249K +225 +281%
NMIMC
147
Northwestern Mutual Investment Management Company
Wisconsin
$330K
KBC Group
148
KBC Group
Belgium
$326K +$69.6K +63 +27%
PCM
149
Prelude Capital Management
New York
$291K
Canada Life
150
Canada Life
Manitoba, Canada
$282K +$58.8K +53 +26%