BLUE

bluebird bio
BLUE

Overview Fund Activity
Delisted

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

Back to rankings

275 hedge funds and large institutions have $3.41B invested in bluebird bio in 2020 Q3 according to their latest regulatory filings, with 40 funds opening new positions, 100 increasing their positions, 84 reducing their positions, and 42 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
275
Holders Change
-3
Holders Change %
-1.08%
% of All Funds
5.56%
Holding in Top 10
1
Holding in Top 10 Change
-3
Holding in Top 10 Change %
-75%
% of All Funds
0.02%
New
40
Increased
100
Reduced
84
Closed
42
Calls
$55.7M
Puts
$54.3M
Net Calls
+$1.4M
Net Calls Change
+$7.91M

Top Buyers

1
Massachusetts Financial Services
Massachusetts Financial Services
Massachusetts
+$18.4M
2
Royal Bank of Canada
Royal Bank of Canada
Ontario, Canada
+$14.2M
3
AC
Armistice Capital
New York
+$12.5M
4
Vanguard Group
Vanguard Group
Pennsylvania
+$12.1M
5
GLA
Great Lakes Advisors
Illinois
+$11.9M

Top Sellers

1
Fidelity Investments
Fidelity Investments
Massachusetts
-$42M
2
T. Rowe Price Associates
T. Rowe Price Associates
Maryland
-$25.7M
3
Adage Capital Partners
Adage Capital Partners
Massachusetts
-$22.9M
4
FCM
Frontier Capital Management
Massachusetts
-$19.8M
5
Alyeska Investment Group
Alyeska Investment Group
Illinois
-$16.7M
Name Holding Trade Value Shares
Change 		Shares
Change %
DnB Asset Management
151
DnB Asset Management
Norway
$545K +$545K +780 New
LWAC
152
Laurel Wealth Advisors (California)
California
$544K +$544K +778 New
FA
153
FCG Advisors
New Jersey
$540K -$1.4K -2 -0.3%
MCM
154
Moore Capital Management
New York
$540K – – –
Natixis Advisors
155
Natixis Advisors
Massachusetts
$540K +$540K +773 New
Federated Hermes
156
Federated Hermes
Pennsylvania
$528K -$18.9K -27 -3%
ACM
157
AlphaCrest Capital Management
New York
$528K +$328K +469 +164%
TI
158
Trexquant Investment
Connecticut
$488K -$926K -1,324 -65%
State of Wisconsin Investment Board
159
State of Wisconsin Investment Board
Wisconsin
$478K +$20.3K +29 +4%
HSBC Holdings
160
HSBC Holdings
United Kingdom
$472K +$187K +263 +66%
Public Employees Retirement Association of Colorado
161
Public Employees Retirement Association of Colorado
Colorado
$470K – – –
PHK
162
Point72 Hong Kong
Hong Kong
$445K -$474K -678 -52%
ECM
163
ExodusPoint Capital Management
New York
$437K -$782K -1,119 -64%
CA
164
CHI Advisors
New York
$432K – – –
ISL
165
Ingalls & Snyder LLC
New York
$431K -$53.8K -77 -11%
Voloridge Investment Management
166
Voloridge Investment Management
Florida
$416K +$416K +595 New
PP
167
Paloma Partners
Connecticut
$415K +$415K +594 New
Zurich Cantonal Bank
168
Zurich Cantonal Bank
Switzerland
$406K – – –
HIA
169
Harbor Investment Advisory
Maryland
$392K +$322K +460 +460%
BCM
170
Bayesian Capital Management
New York
$373K +$373K +533 New
Nisa Investment Advisors
171
Nisa Investment Advisors
Missouri
$370K +$68.5K +98 +23%
SSA
172
Schonfeld Strategic Advisors
New York
$357K +$357K +511 New
ERSOT
173
Employees Retirement System of Texas
Texas
$356K – – –
OAM
174
Oppenheimer Asset Management
New York
$351K +$2.1K +3 +0.6%
RIL
175
Rothschild Investment LLC
Illinois
$346K -$65.7K -94 -16%
5 6
7
8 9