BLUE

bluebird bio
BLUE

Overview Fund Activity
Delisted

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

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278 hedge funds and large institutions have $3.94B invested in bluebird bio in 2020 Q2 according to their latest regulatory filings, with 71 funds opening new positions, 119 increasing their positions, 52 reducing their positions, and 39 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
278
Holders Change
+31
Holders Change %
+12.55%
% of All Funds
5.71%
Holding in Top 10
4
Holding in Top 10 Change
+1
Holding in Top 10 Change %
+33.33%
% of All Funds
0.08%
New
71
Increased
119
Reduced
52
Closed
39
Calls
$39.6M
Puts
$46.1M
Net Calls
-$6.51M
Net Calls Change
+$4.37M

Top Buyers

1
Vanguard Group
Vanguard Group
Pennsylvania
+$136M
2
Royal Bank of Canada
Royal Bank of Canada
Ontario, Canada
+$90.8M
3
Capital Research Global Investors
Capital Research Global Investors
California
+$78.3M
4
CCM
Camber Capital Management
Massachusetts
+$77.8M
5
BlackRock
BlackRock
New York
+$67.8M

Top Sellers

1
Fidelity Investments
Fidelity Investments
Massachusetts
-$174M
2
Victory Capital Management
Victory Capital Management
Texas
-$117M
3
Citadel Advisors
Citadel Advisors
Florida
-$58.4M
4
Adage Capital Partners
Adage Capital Partners
Massachusetts
-$56.8M
5
Capital World Investors
Capital World Investors
California
-$53.1M
Name Holding Trade Value Shares
Change 		Shares
Change %
Capital Research Global Investors
1
Capital Research Global Investors
California
$494M +$78.3M +98,998 +19%
Wellington Management Group
2
Wellington Management Group
Massachusetts
$442M +$25.6M +32,399 +6%
Vanguard Group
3
Vanguard Group
Pennsylvania
$372M +$136M +171,463 +57%
BlackRock
4
BlackRock
New York
$244M +$67.8M +85,749 +39%
Capital World Investors
5
Capital World Investors
California
$212M -$53.1M -67,175 -20%
Sands Capital Management
6
Sands Capital Management
Virginia
$191M +$639K +808 +0.3%
Royal Bank of Canada
7
Royal Bank of Canada
Ontario, Canada
$160M +$90.8M +114,776 +131%
State Street
8
State Street
Massachusetts
$100M +$6.14M +7,760 +7%
Victory Capital Management
9
Victory Capital Management
Texas
$93.5M -$117M -147,895 -56%
T. Rowe Price Associates
10
T. Rowe Price Associates
Maryland
$87.9M +$8.13M +10,280 +10%
CCM
11
Camber Capital Management
Massachusetts
$77.8M +$77.8M +98,430 New
First Trust Advisors
12
First Trust Advisors
Illinois
$71.4M +$36.1M +45,649 +102%
Capital International Investors
13
Capital International Investors
California
$68.8M +$16.3M +20,625 +31%
CC
14
Casdin Capital
New York
$67.4M – – –
Goldman Sachs
15
Goldman Sachs
New York
$62M +$9.88M +12,498 +19%
TCM
16
TimesSquare Capital Management
New York
$57.2M +$9.24M +11,682 +19%
Fidelity Investments
17
Fidelity Investments
Massachusetts
$50.3M -$174M -220,512 -78%
Geode Capital Management
18
Geode Capital Management
Massachusetts
$46.8M +$6.55M +8,279 +16%
Nuveen Asset Management
19
Nuveen Asset Management
Illinois
$44.4M +$12.7M +16,067 +40%
Baillie Gifford & Co
20
Baillie Gifford & Co
United Kingdom
$42.5M +$31.6K +40 +0.1%
CS
21
Credit Suisse
Switzerland
$40.8M +$10.8M +13,596 +36%
GGHC
22
Gilder Gagnon Howe & Co
New York
$37.4M +$3.61M +4,563 +11%
Norges Bank
23
Norges Bank
Norway
$36.2M +$6.59M +8,329 +22%
AC
24
Armistice Capital
New York
$34.7M -$4.88M -6,176 -12%
PIM
25
Platinum Investment Management
Australia
$31M +$3.35M +4,234 +12%
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