BLUE

bluebird bio
BLUE

Overview Fund Activity
Delisted

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

Back to rankings

187 hedge funds and large institutions have $1.71B invested in bluebird bio in 2016 Q1 according to their latest regulatory filings, with 35 funds opening new positions, 81 increasing their positions, 48 reducing their positions, and 38 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
187
Holders Change
-6
Holders Change %
-3.11%
% of All Funds
4.99%
Holding in Top 10
4
Holding in Top 10 Change
+1
Holding in Top 10 Change %
+33.33%
% of All Funds
0.11%
New
35
Increased
81
Reduced
48
Closed
38
Calls
$16.8M
Puts
$31M
Net Calls
-$14.2M
Net Calls Change
-$1.39M

Top Buyers

1
Wellington Management Group
Wellington Management Group
Massachusetts
+$51.1M
2
GPP
Great Point Partners
Connecticut
+$16.7M
3
ACH
ArrowMark Colorado Holdings
Colorado
+$10.7M
4
State Street
State Street
Massachusetts
+$10.5M
5
Susquehanna International Group
Susquehanna International Group
Pennsylvania
+$10.4M

Top Sellers

1
PHS
PFM Health Sciences
California
-$42.9M
2
Capital World Investors
Capital World Investors
California
-$31.2M
3
Ameriprise
Ameriprise
Minnesota
-$16.7M
4
Capital Fund Management (CFM)
Capital Fund Management (CFM)
France
-$16.6M
5
State of Tennessee, Department of Treasury
State of Tennessee, Department of Treasury
Tennessee
-$12.3M
Name Holding Trade Value Shares
Change 		Shares
Change %
SBL
176
Sargent Bickham Lagudis
Colorado
$5K +$5K +9 New
WAM
177
Wealthspire Advisors (Maryland)
Maryland
$4K – – –
PHK
178
Point72 Hong Kong
Hong Kong
$4K – – –
IF
179
Ironwood Financial
Arizona
$3K +$3K +6 New
IA
180
IFP Advisors
Florida
$2K -$18K -9 -90%
US Bancorp
181
US Bancorp
Minnesota
$2K +$2K +3 New
EFSCE
182
Enterprise Financial Services Corp (EFSC)
Missouri
$2K +$2K +4 New
TDC
183
Thompson Davis & Co
Virginia
$1K – – –
VIA
184
Vident Investment Advisory
Georgia
$976 +$454 +823 +87%
PHS
185
PFM Health Sciences
California
– -$42.9M -51,557 Closed
Capital Fund Management (CFM)
186
Capital Fund Management (CFM)
France
– -$16.6M -19,967 Closed
State of Tennessee, Department of Treasury
187
State of Tennessee, Department of Treasury
Tennessee
– -$12.3M -14,820 Closed
JHIU
188
Janus Henderson Investors US
Colorado
– -$9.21M -11,076 Closed
GTC
189
Ghost Tree Capital
New York
– -$7.71M -9,264 Closed
GC
190
Guggenheim Capital
Illinois
– -$5.66M -6,804 Closed
ARTA
191
A.R.T. Advisors
New York
– -$4.2M -5,044 Closed
SM
192
Sabby Management
Florida
– -$2.92M -3,509 Closed
AIC
193
AWM Investment Company
New York
– -$1.93M -2,316 Closed
Asset Management One
194
Asset Management One
Japan
– -$1.66M -1,932 Closed
Tudor Investment Corp
195
Tudor Investment Corp
Connecticut
– -$1.61M -1,930 Closed
EIM
196
Essex Investment Management
Massachusetts
– -$1.05M -1,258 Closed
BF
197
BOK Financial
Oklahoma
– -$979K -1,177 Closed
PIM
198
Partner Investment Management
California
– -$721K -867 Closed
FO
199
FT Options
Illinois
– -$644K -774 Closed
FT
200
Fiduciary Trust
Massachusetts
– -$642K -772 Closed
5 6 7
8
9