BLUE

bluebird bio
BLUE

Overview Fund Activity
Delisted

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

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177 hedge funds and large institutions have $1.9B invested in bluebird bio in 2016 Q2 according to their latest regulatory filings, with 23 funds opening new positions, 70 increasing their positions, 62 reducing their positions, and 31 closing their positions.

Holders
177
Holders Change
-10
Holders Change %
-5.35%
% of All Funds
4.73%
Holding in Top 10
4
Holding in Top 10 Change
–
Holding in Top 10 Change %
–
% of All Funds
0.11%
New
23
Increased
70
Reduced
62
Closed
31
Calls
$22.4M
Puts
$24.8M
Net Calls
-$2.4M
Net Calls Change
+$11.8M

Top Buyers

1
Wellington Management Group
1
Wellington Management Group
Massachusetts
$89.9M
2
BFA
2
BlackRock Fund Advisors
California
$60M
3
State Street
3
State Street
Massachusetts
$73.6M
4
RI
4
RTW Investments
New York
$26.5M
5
DM
5
Deerfield Management
New York
$14.6M

Top Sellers

1
Capital World Investors
1
Capital World Investors
California
$40.6M
2
Goldman Sachs
2
Goldman Sachs
New York
$6.71M
3
TCIM
3
TIAA CREF Investment Management
New York
$6.55M
4
Susquehanna International Group
4
Susquehanna International Group
Pennsylvania
$5.63M
5
CCI
5
Columbus Circle Investors
$8.71M
Name Market Value Shares Shares
Change 		Shares
Change %
BBA
26
Baker Bros. Advisors
New York
$12.7M 293,943 -59,000 -17%
Geode Capital Management
27
Geode Capital Management
Massachusetts
$11.6M 268,368 +35,970 +15%
Norges Bank
28
Norges Bank
Norway
$10.4M 240,604 -626 -0.3%
Invesco
29
Invesco
Georgia
$9.88M 228,344 -4,377 -2%
Balyasny Asset Management
30
Balyasny Asset Management
Illinois
$9.75M 225,167 +9,507 +4%
Millennium Management
31
Millennium Management
New York
$9.44M 218,149 +44,140 +25%
CCI
32
Columbus Circle Investors
$8.71M 201,150 -139,768 -41%
EA
33
Emerald Advisers
Pennsylvania
$8.4M 194,144 -66,735 -26%
EAM
34
EverPoint Asset Management
Connecticut
$7.58M 175,000 +175,000 New
GTC
35
Ghost Tree Capital
New York
$7.36M 170,000 +170,000 New
New York State Common Retirement Fund
36
New York State Common Retirement Fund
New York
$7.27M 168,000 -28,615 -15%
Bank of New York Mellon
37
Bank of New York Mellon
New York
$7.24M 167,217 +13,062 +8%
Axa
38
Axa
France
$7.08M 163,557 +14,706 +10%
Mitsubishi UFJ Trust & Banking
39
Mitsubishi UFJ Trust & Banking
Japan
$6.91M 159,560 -4,300 -3%
Goldman Sachs
40
Goldman Sachs
New York
$6.71M 155,086 -251,274 -62%
EMFAT
41
Emerald Mutual Fund Advisers Trust
Pennsylvania
$6.65M 153,610 -58,475 -28%
TCIM
42
TIAA CREF Investment Management
New York
$6.55M 151,224 -188,200 -55%
BIM
43
BlackRock Investment Management
Delaware
$6.36M 146,840 +133,338 +988%
UBS AM
44
UBS AM
Illinois
$6.32M 145,991 -11,675 -7%
Charles Schwab
45
Charles Schwab
California
$6.3M 145,569 +44,048 +43%
Bank of America
46
Bank of America
North Carolina
$5.63M 130,101 -27,669 -18%
Susquehanna International Group
47
Susquehanna International Group
Pennsylvania
$5.63M 129,958 -151,996 -54%
CC
48
Casdin Capital
New York
$5.3M 122,500 +2,500 +2%
GGHC
49
Gilder Gagnon Howe & Co
New York
$4.53M 104,682 -6,265 -6%
AC
50
Armistice Capital
New York
$4.16M 96,000 +96,000 New
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