BLUE

bluebird bio
BLUE

Overview Fund Activity
Delisted

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

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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 %
NI
201
Numeric Investors
Massachusetts
– -$584K -703 Closed
LCM
202
Landscape Capital Management
New Jersey
– -$571K -686 Closed
IRF
203
IBM Retirement Fund
New York
– -$534K -642 Closed
EEG
204
E.E. Geduld
– -$405K -486 Closed
B
205
Bailard
California
– -$321K -386 Closed
NPC
206
National Planning Corporation
California
– -$219K -354 Closed
HSBC Holdings
207
HSBC Holdings
United Kingdom
– -$281K -338 Closed
NMIMC
208
Northwestern Mutual Investment Management Company
Wisconsin
– -$271K -326 Closed
American Century Companies
209
American Century Companies
Missouri
– -$265K -318 Closed
FBC
210
Fairfield, Bush & Co
Connecticut
– -$257K -309 Closed
AB
211
Amalgamated Bank
New York
– -$250K -301 Closed
JT
212
Jump Trading
Illinois
– -$240K -289 Closed
Walleye Trading
213
Walleye Trading
New York
– -$222K -267 Closed
PSC
214
Piper Sandler & Co
Minnesota
– -$145K -174 Closed
CIM
215
CenturyLink Investment Management
Colorado
– -$144K -173 Closed
HHMI
216
Howard Hughes Medical Institute
Maryland
– -$49K -59 Closed
Fifth Third Bancorp
217
Fifth Third Bancorp
Ohio
– -$20K -24 Closed
Northwestern Mutual Wealth Management
218
Northwestern Mutual Wealth Management
Wisconsin
– -$19K -23 Closed
HNB
219
Huntington National Bank
Ohio
– -$10K -12 Closed
TRCT
220
Tower Research Capital (TRC)
New York
– -$6K -8 Closed
NFG
221
Next Financial Group
Texas
– -$3K -5 Closed
BCFS
222
Butensky & Cohen Financial Security
Florida
– -$1K -1 Closed
QI
223
QS Investors
New York
– -$1K – –
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