BLUE

bluebird bio
BLUE

Overview Fund Activity
Delisted

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

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67 hedge funds and large institutions have $236M invested in bluebird bio in 2013 Q3 according to their latest regulatory filings, with 62 funds opening new positions, 2 increasing their positions, 2 reducing their positions, and 1 closing their positions.

Holders
67
Holders Change
+61
Holders Change %
+1,016.67%
% of All Funds
2.17%
Holding in Top 10
–
Holding in Top 10 Change
–
Holding in Top 10 Change %
–
% of All Funds
–
New
62
Increased
2
Reduced
2
Closed
1
Calls
–
Puts
–
Net Calls
–
Net Calls Change
–

Top Buyers

1
Fidelity Investments
1
Fidelity Investments
Massachusetts
$42.2M
2
Capital Research Global Investors
2
Capital Research Global Investors
California
$27.8M
3
WRF
3
Waddell & Reed Financial
Kansas
$24.3M
4
Jennison Associates
4
Jennison Associates
New York
$16.3M
5
RCM
5
RA Capital Management
Massachusetts
$12.6M

Top Sellers

1
Citadel Advisors
1
Citadel Advisors
Florida
$0
2
EEG
2
E.E. Geduld
$270K
3
Ameriprise
3
Ameriprise
Minnesota
$8.71M
Name Market Value Shares Shares
Change 		Shares
Change %
Principal Financial Group
26
Principal Financial Group
Iowa
$1.35M 50,000 +50,000 New
MCM
27
Mazama Capital Management
Oregon
$1.16M 43,178 +13,178 +44%
Alyeska Investment Group
28
Alyeska Investment Group
Illinois
$1.08M 40,000 +10,000 +33%
BG
29
BlackRock Group
United Kingdom
$1M 37,182 +37,182 New
Geode Capital Management
30
Geode Capital Management
Massachusetts
$983K 36,445 +36,445 New
Northern Trust
31
Northern Trust
Illinois
$979K 36,313 +36,313 New
Deutsche Bank
32
Deutsche Bank
Germany
$942K 34,958 +34,958 New
Bank of America
33
Bank of America
North Carolina
$941K 34,927 +34,927 New
PAM
34
Panagora Asset Management
Massachusetts
$876K 32,494 +32,494 New
Goldman Sachs
35
Goldman Sachs
New York
$787K 29,184 +29,184 New
PMAM
36
Picton Mahoney Asset Management
Ontario, Canada
$787K 29,200 +29,200 New
BIM
37
BlackRock Investment Management
Delaware
$507K 18,792 +18,792 New
HHC
38
Hutchin Hill Capital
New York
$507K 18,800 +18,800 New
Bank of New York Mellon
39
Bank of New York Mellon
New York
$470K 17,454 +17,454 New
TCIM
40
TIAA CREF Investment Management
New York
$445K 16,501 +16,501 New
Royal Bank of Canada
41
Royal Bank of Canada
Ontario, Canada
$438K 16,282 +16,282 New
SIM
42
Spark Investment Management
New York
$406K 15,000 +15,000 New
MWNA
43
Marshall Wace North America
New York
$404K 15,000 +15,000 New
Charles Schwab
44
Charles Schwab
California
$387K 14,250 +14,250 New
WC
45
Woodstock Corp
Massachusetts
$359K 13,303 +13,303 New
Morgan Stanley
46
Morgan Stanley
New York
$347K 12,884 +12,884 New
JPMorgan Chase & Co
47
JPMorgan Chase & Co
New York
$341K 12,630 +12,630 New
DCM
48
Driehaus Capital Management
Illinois
$321K 11,904 +11,904 New
EEG
49
E.E. Geduld
$270K 10,000 -15,750 -61%
California State Teachers Retirement System (CalSTRS)
50
California State Teachers Retirement System (CalSTRS)
California
$264K 9,800 +9,800 New
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