BLUE

bluebird bio
BLUE

Overview Fund Activity
Delisted

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

Back to rankings

235 hedge funds and large institutions have $5.86B invested in bluebird bio in 2015 Q2 according to their latest regulatory filings, with 53 funds opening new positions, 71 increasing their positions, 88 reducing their positions, and 24 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
235
Holders Change
+25
Holders Change %
+11.9%
% of All Funds
6.34%
Holding in Top 10
8
Holding in Top 10 Change
+4
Holding in Top 10 Change %
+100%
% of All Funds
0.22%
New
53
Increased
71
Reduced
88
Closed
24
Calls
$117M
Puts
$112M
Net Calls
+$4.88M
Net Calls Change
-$22.4M

Top Buyers

1
Baillie Gifford & Co
1
Baillie Gifford & Co
United Kingdom
$623M
2
Vanguard Group
2
Vanguard Group
Pennsylvania
$349M
3
Fidelity Investments
3
Fidelity Investments
Massachusetts
$903M
4
O
4
OrbiMed
New York
$161M
5
Capital Research Global Investors
5
Capital Research Global Investors
California
$738M

Top Sellers

1
Millennium Management
1
Millennium Management
New York
$26.1M
2
BFA
2
BlackRock Fund Advisors
California
$116M
3
DM
3
Deerfield Management
New York
$55M
4
UBS AM
4
UBS AM
Illinois
$44M
5
FCM
5
Frontier Capital Management
Massachusetts
$3.71M
Name Holding Trade Value Shares
Change 		Shares
Change %
Voloridge Investment Management
51
Voloridge Investment Management
Florida
$17.4M +$15.7M +7,208 +922%
New York State Common Retirement Fund
52
New York State Common Retirement Fund
New York
$17.3M +$9.6M +4,400 +124%
TA
53
Teachers Advisors
New York
$15.7M -$2.48M -1,135 -14%
Axa
54
Axa
France
$14M – – –
State of Tennessee, Department of Treasury
55
State of Tennessee, Department of Treasury
Tennessee
$13.8M +$13.8M +6,332 New
Bank of America
56
Bank of America
North Carolina
$13.7M +$6.06M +2,780 +79%
Morgan Stanley
57
Morgan Stanley
New York
$13.4M +$9.03M +4,142 +207%
GC
58
Guggenheim Capital
Illinois
$13.3M -$80.7K -37 -0.6%
BNP Paribas Asset Management
59
BNP Paribas Asset Management
France
$11.8M -$6.34M -2,908 -35%
Two Sigma Advisers
60
Two Sigma Advisers
New York
$11.2M +$10.4M +4,786 +1,290%
Artisan Partners
61
Artisan Partners
Wisconsin
$10.9M -$1.67M -767 -13%
WJA
62
Williams Jones & Associates
New York
$10.6M -$310K -142 -3%
ARTA
63
A.R.T. Advisors
New York
$10.6M +$951K +436 +10%
EA
64
Emerald Advisers
Pennsylvania
$10.3M -$3.63M -1,664 -26%
California State Teachers Retirement System (CalSTRS)
65
California State Teachers Retirement System (CalSTRS)
California
$10.1M +$2.47M +1,134 +32%
HRCM
66
Hood River Capital Management
Florida
$9.91M -$24K -11 -0.2%
HCM
67
Highbridge Capital Management
New York
$9.78M +$9.78M +4,483 New
CS
68
Candriam SCA
Luxembourg
$9.26M +$1.18M +540 +15%
NIP
69
Nicholas Investment Partners
California
$9.22M +$2.48M +1,137 +37%
AQR Capital Management
70
AQR Capital Management
Connecticut
$9.12M -$709K -325 -7%
HLA
71
Hamilton Lane Advisors
Pennsylvania
$9.06M +$9.06M +4,154 New
BA
72
BlackRock Advisors
Delaware
$8.78M -$4.24M -1,942 -33%
DCM
73
Driehaus Capital Management
Illinois
$8.03M -$6.2M -2,841 -44%
Charles Schwab
74
Charles Schwab
California
$7.79M -$5.76M -2,640 -43%
Adage Capital Partners
75
Adage Capital Partners
Massachusetts
$7.7M +$7.7M +3,528 New
1 2
3
4 5