BLUE

bluebird bio
BLUE

Overview Fund Activity
Delisted

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

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80 hedge funds and large institutions have $23.7M invested in bluebird bio in 2024 Q4 according to their latest regulatory filings, with 16 funds opening new positions, 3 increasing their positions, 61 reducing their positions, and 72 closing their positions.

Holders
80
Holders Change
-58
Holders Change %
-42.03%
% of All Funds
1.07%
Holding in Top 10
1
Holding in Top 10 Change
+1
Holding in Top 10 Change %
%
% of All Funds
0.01%
New
16
Increased
3
Reduced
61
Closed
72
Calls
$40.7M
Puts
$4.89M
Net Calls
+$35.8M
Net Calls Change
+$36M

Top Buyers

1
National Bank of Canada
1
National Bank of Canada
Quebec, Canada
$681K
2
PHS
2
PFM Health Sciences
California
$632K
3
RP
3
Regeneron Pharmaceuticals
New York
$175K
4
UBS Group
4
UBS Group
Switzerland
$887K
5
PFSRSONJ
5
Police & Firemen's Retirement System of New Jersey
New Jersey
$22.8K

Top Sellers

1
BlackRock
1
BlackRock
New York
$5.91M
2
Vanguard Group
2
Vanguard Group
Pennsylvania
$4.38M
3
Geode Capital Management
3
Geode Capital Management
Massachusetts
$1.95M
4
State Street
4
State Street
Massachusetts
$1.65M
5
Fidelity Investments
5
Fidelity Investments
Massachusetts
$397K
Name Market Value Shares Shares
Change 		Shares
Change %
BlackRock
1
BlackRock
New York
$5.91M 708,669 -14,735,098 -95%
Vanguard Group
2
Vanguard Group
Pennsylvania
$4.38M 525,414 -9,948,593 -95%
Geode Capital Management
3
Geode Capital Management
Massachusetts
$1.95M 233,514 -4,449,528 -95%
State Street
4
State Street
Massachusetts
$1.65M 197,921 -3,644,002 -95%
UBS Group
5
UBS Group
Switzerland
$887K 106,302 +7,197 +7%
National Bank of Canada
6
National Bank of Canada
Quebec, Canada
$681K 81,704 +81,623 +100,769%
Northern Trust
7
Northern Trust
Illinois
$681K 81,700 -1,454,156 -95%
APM
8
Avidity Partners Management
Texas
$680K 81,555 -1,549,588 -95%
LPC
9
Lion Point Capital
New York
$658K 78,912 -1,499,344 -95%
PHS
10
PFM Health Sciences
California
$632K 75,758 +75,758 New
Goldman Sachs
11
Goldman Sachs
New York
$517K 62,018 -743,172 -92%
Bank of America
12
Bank of America
North Carolina
$447K 53,548 -1,358,195 -96%
JPMorgan Chase & Co
13
JPMorgan Chase & Co
New York
$423K 50,726 -571,130 -92%
MCM
14
Masters Capital Management
Georgia
$407K 48,750 -926,250 -95%
Fidelity Investments
15
Fidelity Investments
Massachusetts
$397K 47,628 -2,434,337 -98%
Jane Street
16
Jane Street
New York
$336K 40,288 -218,931 -84%
SXL
17
Summit X LLC
Missouri
$314K 37,644 -530,187 -93%
Morgan Stanley
18
Morgan Stanley
New York
$313K 37,471 -931,471 -96%
Bank of New York Mellon
19
Bank of New York Mellon
New York
$242K 29,073 -549,955 -95%
Charles Schwab
20
Charles Schwab
California
$231K 27,652 -525,408 -95%
AQR Capital Management
21
AQR Capital Management
Connecticut
$217K 26,823 -651,425 -96%
RP
22
Regeneron Pharmaceuticals
New York
$175K 21,000 +21,000 New
Deutsche Bank
23
Deutsche Bank
Germany
$167K 20,063 -71,892 -78%
Millennium Management
24
Millennium Management
New York
$164K 19,674 -1,589,119 -99%
Two Sigma Investments
25
Two Sigma Investments
New York
$162K 19,382 -430,709 -96%
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