BLUE

bluebird bio
BLUE

Overview Fund Activity
Delisted

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

Back to rankings

195 hedge funds and large institutions have $2.53B invested in bluebird bio in 2015 Q4 according to their latest regulatory filings, with 46 funds opening new positions, 86 increasing their positions, 49 reducing their positions, and 41 closing their positions.

Holders
195
Holders Change
+3
Holders Change %
+1.56%
% of All Funds
5.12%
Holding in Top 10
3
Holding in Top 10 Change
-1
Holding in Top 10 Change %
-25%
% of All Funds
0.08%
New
46
Increased
86
Reduced
49
Closed
41
Calls
$39.2M
Puts
$52M
Net Calls
-$12.8M
Net Calls Change
-$8.29M

Top Buyers

1
Capital World Investors
1
Capital World Investors
California
$133M
2
PHS
2
PFM Health Sciences
California
$42.9M
3
Jennison Associates
3
Jennison Associates
New York
$55.5M
4
State Street
4
State Street
Massachusetts
$61.3M
5
Ameriprise
5
Ameriprise
Minnesota
$32.3M

Top Sellers

1
Viking Global Investors
1
Viking Global Investors
Connecticut
$0
2
DM
2
Deerfield Management
New York
$0
3
First Trust Advisors
3
First Trust Advisors
Illinois
$0
4
Point72 Asset Management
4
Point72 Asset Management
Connecticut
$0
5
Lord, Abbett & Co
5
Lord, Abbett & Co
New Jersey
$0
Name Market Value Shares Shares
Change 		Shares
Change %
Fidelity Investments
1
Fidelity Investments
Massachusetts
$353M 5,501,537 +61,994 +1%
Baillie Gifford & Co
2
Baillie Gifford & Co
United Kingdom
$314M 4,883,321 +99,617 +2%
Capital Research Global Investors
3
Capital Research Global Investors
California
$286M 4,452,741 +10,448 +0.2%
Vanguard Group
4
Vanguard Group
Pennsylvania
$152M 2,371,577 +174,704 +8%
Capital World Investors
5
Capital World Investors
California
$133M 2,075,000 +762,000 +58%
T. Rowe Price Associates
6
T. Rowe Price Associates
Maryland
$129M 2,005,303 +174,923 +10%
O
7
OppenheimerFunds
New York
$84.5M 1,316,324 +188,840 +17%
State Street
8
State Street
Massachusetts
$61.3M 954,682 +337,742 +55%
O
9
OrbiMed
New York
$60.5M 941,700 -247,200 -21%
BIT
10
BlackRock Institutional Trust
California
$56.5M 879,313 +16,284 +2%
Jennison Associates
11
Jennison Associates
New York
$55.5M 864,314 +502,727 +139%
BFA
12
BlackRock Fund Advisors
California
$49.5M 771,142 -67,760 -8%
Franklin Resources
13
Franklin Resources
California
$49.2M 765,661 +45,957 +6%
PHS
14
PFM Health Sciences
California
$42.9M 667,840 +667,840 New
EAM
15
Eventide Asset Management
Massachusetts
$34.6M 539,500 +119,900 +29%
RIM
16
RS Investment Management
California
$33.1M 515,846 +246,622 +92%
Ameriprise
17
Ameriprise
Minnesota
$32.3M 503,407 +279,212 +125%
Wells Fargo
18
Wells Fargo
California
$30.5M 474,832 +165,303 +53%
Deutsche Bank
19
Deutsche Bank
Germany
$27.6M 429,645 +57,329 +15%
AG
20
Artal Group
Luxembourg
$23.1M 360,000 +45,000 +14%
CCI
21
Columbus Circle Investors
$20.3M 315,957 +199,014 +170%
GGHC
22
Gilder Gagnon Howe & Co
New York
$19M 295,327 -5,129 -2%
Goldman Sachs
23
Goldman Sachs
New York
$17.1M 266,034 -86,987 -25%
Capital Fund Management (CFM)
24
Capital Fund Management (CFM)
France
$16.6M 258,634 +253,080 +4,557%
ACH
25
ArrowMark Colorado Holdings
Colorado
$15.9M 248,328 +248,328 New
1
2 3 4 5