BLUE

bluebird bio
BLUE

Overview Fund Activity
Delisted

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

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169 hedge funds and large institutions have $2.74B invested in bluebird bio in 2014 Q4 according to their latest regulatory filings, with 59 funds opening new positions, 53 increasing their positions, 42 reducing their positions, and 11 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
169
Holders Change
+46
Holders Change %
+37.4%
% of All Funds
4.51%
Holding in Top 10
7
Holding in Top 10 Change
+4
Holding in Top 10 Change %
+133.33%
% of All Funds
0.19%
New
59
Increased
53
Reduced
42
Closed
11
Calls
$43.4M
Puts
$14.5M
Net Calls
+$28.8M
Net Calls Change
+$16.1M

Top Buyers

1
Capital World Investors
Capital World Investors
California
$75M
2
O
OppenheimerFunds
New York
$69M
3
FCM
Frontier Capital Management
Massachusetts
$43.8M
4
T. Rowe Price Associates
T. Rowe Price Associates
Maryland
$139M
5
Fidelity Investments
Fidelity Investments
Massachusetts
$433M

Top Sellers

1
Point72 Asset Management
Point72 Asset Management
Connecticut
$4.08M
2
DM
Deerfield Management
New York
$78M
3
RCM
RA Capital Management
Massachusetts
$46.4M
4
QF
QVT Financial
New York
$14.9M
5
State Street
State Street
Massachusetts
$49.9M
Name Holding Trade Value Shares
Change 		Shares
Change %
AG
26
Artal Group
Luxembourg
$25.2M +$2.29M +1,930 +10%
Ameriprise
27
Ameriprise
Minnesota
$22.9M +$16.7M +14,049 +268%
Northern Trust
28
Northern Trust
Illinois
$21.8M -$653K -550 -3%
PA
29
Perceptive Advisors
New York
$20.6M +$20.6M +17,370 New
EA
30
Emerald Advisers
Pennsylvania
$20.1M -$4.44M -3,733 -18%
Invesco
31
Invesco
Georgia
$19.8M +$13.7M +11,522 +226%
Citadel Advisors
32
Citadel Advisors
Florida
$17.5M +$10.4M +8,782 +149%
KCM
33
Kingdon Capital Management
New York
$17.3M -$1.69M -1,420 -9%
FAM
34
Fred Alger Management
New York
$16.9M +$2.73M +2,296 +19%
ICAP
35
Independence Capital Asset Partners
Colorado
$16.5M +$16.5M +13,899 New
EMFAT
36
Emerald Mutual Fund Advisers Trust
Pennsylvania
$16M -$5.97M -5,024 -27%
QF
37
QVT Financial
New York
$14.9M -$18.7M -15,734 -56%
CCI
38
Columbus Circle Investors
$13.8M +$12M +10,130 +684%
BBA
39
Baker Bros. Advisors
New York
$13.8M – – –
LCP
40
Lamond Capital Partners
California
$13.5M +$13.5M +11,378 New
Deutsche Bank
41
Deutsche Bank
Germany
$13.4M -$48.7K -41 -0.4%
JPMorgan Chase & Co
42
JPMorgan Chase & Co
New York
$12.5M +$6.98M +5,875 +127%
BNP Paribas Asset Management
43
BNP Paribas Asset Management
France
$12.3M +$12.3M +10,342 New
Renaissance Technologies
44
Renaissance Technologies
New York
$12M +$6.97M +5,867 +138%
EAM
45
EverPoint Asset Management
Connecticut
$11.9M +$1.83M +1,544 +18%
Bank of New York Mellon
46
Bank of New York Mellon
New York
$11.7M +$1.56M +1,317 +15%
Nuveen Asset Management
47
Nuveen Asset Management
Illinois
$11.7M +$11.7M +9,832 New
TCIM
48
TIAA CREF Investment Management
New York
$11M -$116K -98 -1%
Geode Capital Management
49
Geode Capital Management
Massachusetts
$10.9M +$794K +668 +8%
Marshall Wace
50
Marshall Wace
United Kingdom
$10.3M +$10.1M +8,508 +6,077%
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