BLUE

bluebird bio
BLUE

Overview Fund Activity
Delisted

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

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288 hedge funds and large institutions have $8.48B invested in bluebird bio in 2018 Q3 according to their latest regulatory filings, with 37 funds opening new positions, 108 increasing their positions, 99 reducing their positions, and 54 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
288
Holders Change
-19
Holders Change %
-6.19%
% of All Funds
6.59%
Holding in Top 10
2
Holding in Top 10 Change
-2
Holding in Top 10 Change %
-50%
% of All Funds
0.05%
New
37
Increased
108
Reduced
99
Closed
54
Calls
$177M
Puts
$151M
Net Calls
+$25.9M
Net Calls Change
-$69.3M

Top Buyers

1
Capital International Investors
Capital International Investors
California
+$311M
2
Wellington Management Group
Wellington Management Group
Massachusetts
+$207M
3
Capital World Investors
Capital World Investors
California
+$136M
4
Fidelity Investments
Fidelity Investments
Massachusetts
+$88.4M
5
Capital Research Global Investors
Capital Research Global Investors
California
+$72.2M

Top Sellers

1
Goldman Sachs
Goldman Sachs
New York
-$54M
2
Millennium Management
Millennium Management
New York
-$53.8M
3
Baillie Gifford & Co
Baillie Gifford & Co
United Kingdom
-$29.2M
4
MWNA
Marshall Wace North America
New York
-$29M
5
Citigroup
Citigroup
New York
-$26M
Name Holding Trade Value Shares
Change 		Shares
Change %
WA
176
Winfield Associates
Ohio
$499K – – –
Parallax Volatility Advisers
177
Parallax Volatility Advisers
California
$497K +$274K +145 +123%
PAG
178
Private Advisor Group
New Jersey
$496K +$146K +77 +42%
MLICM
179
Metropolitan Life Insurance Company (MetLife)
New York
$480K +$22.7K +12 +5%
LP
180
LMR Partners
United Kingdom
$462K -$8.79M -4,642 -95%
LWAC
181
Laurel Wealth Advisors (California)
California
$442K +$110K +58 +33%
RCAMU
182
Rothschild & Co Asset Management US
Connecticut
$438K – – –
SAM
183
Sectoral Asset Management
Quebec, Canada
$432K +$432K +228 New
NIMI
184
Natixis Investment Managers International
France
$428K -$428K -226 -50%
Russell Investments Group
185
Russell Investments Group
United Kingdom
$427K -$2.28M -1,208 -84%
PIA
186
Piedmont Investment Advisors
North Carolina
$394K +$394K +209 New
Creative Planning
187
Creative Planning
Kansas
$388K +$34.1K +18 +10%
QF
188
QVT Financial
New York
$377K – – –
BTS
189
BB&T Securities
Virginia
$370K -$193K -102 -34%
Cerity Partners
190
Cerity Partners
New York
$367K +$146K +77 +66%
Nisa Investment Advisors
191
Nisa Investment Advisors
Missouri
$367K +$358K +189 +3,780%
DCM
192
Dupont Capital Management
Delaware
$363K +$363K +192 New
QC
193
QCM Cayman
Texas
$362K +$362K +192 New
Commonwealth Equity Services
194
Commonwealth Equity Services
Massachusetts
$358K +$33.9K +18 +10%
CWG
195
C WorldWide Group
Denmark
$357K +$51K +27 +17%
Stifel Financial
196
Stifel Financial
Missouri
$357K +$357K +188 New
RJA
197
Raymond James & Associates
Florida
$353K -$181K -96 -34%
VEA
198
Virtus ETF Advisers
New York
$352K -$250K -132 -42%
Prudential Financial
199
Prudential Financial
New Jersey
$336K +$45.3K +24 +16%
BRWM
200
B. Riley Wealth Management
Tennessee
$336K +$336K +178 New
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