BLUE

bluebird bio
BLUE

Overview Fund Activity
Delisted

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

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262 hedge funds and large institutions have $2.73B invested in bluebird bio in 2020 Q4 according to their latest regulatory filings, with 46 funds opening new positions, 93 increasing their positions, 86 reducing their positions, and 57 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
262
Holders Change
-13
Holders Change %
-4.73%
% of All Funds
4.65%
Holding in Top 10
–
Holding in Top 10 Change
-1
Holding in Top 10 Change %
-100%
% of All Funds
–
New
46
Increased
93
Reduced
86
Closed
57
Calls
$45.9M
Puts
$49.1M
Net Calls
-$3.22M
Net Calls Change
-$4.62M

Top Buyers

1
CS
Credit Suisse
Switzerland
+$36.6M
2
State Street
State Street
Massachusetts
+$24.6M
3
Royal Bank of Canada
Royal Bank of Canada
Ontario, Canada
+$18.8M
4
JPMorgan Chase & Co
JPMorgan Chase & Co
New York
+$18.5M
5
SCM
Suvretta Capital Management
New York
+$18.5M

Top Sellers

1
Wellington Management Group
Wellington Management Group
Massachusetts
-$80.6M
2
Baillie Gifford & Co
Baillie Gifford & Co
United Kingdom
-$29.6M
3
TCM
TimesSquare Capital Management
New York
-$26.7M
4
ACA
Anchor Capital Advisors
Massachusetts
-$21.4M
5
GGHC
Gilder Gagnon Howe & Co
New York
-$19.7M
Name Holding Trade Value Shares
Change 		Shares
Change %
Stifel Financial
151
Stifel Financial
Missouri
$411K -$201K -359 -33%
AA
152
AlphaCentric Advisors
Puerto Rico
$398K +$398K +710 New
PHK
153
Point72 Hong Kong
Hong Kong
$378K +$20.8K +37 +6%
Public Employees Retirement Association of Colorado
154
Public Employees Retirement Association of Colorado
Colorado
$377K – – –
Envestnet Asset Management
155
Envestnet Asset Management
Illinois
$373K -$630K -1,123 -63%
PCS
156
Personal CFO Solutions
New Jersey
$372K +$372K +664 New
Zurich Cantonal Bank
157
Zurich Cantonal Bank
Switzerland
$369K +$43.2K +77 +13%
State of Wisconsin Investment Board
158
State of Wisconsin Investment Board
Wisconsin
$368K -$15.1K -27 -4%
HAM
159
HHR Asset Management
New Jersey
$360K -$124K -222 -26%
CA
160
CHI Advisors
New York
$346K – – –
MF
161
Magnetar Financial
Illinois
$346K +$346K +618 New
BIM
162
Bogle Investment Management
Massachusetts
$342K +$342K +610 New
SMH
163
Sanders Morris Harris
Texas
$317K +$25K +39 +9%
FAIM
164
Financial Advocates Investment Management
Washington
$310K +$310K +240 New
Cerity Partners
165
Cerity Partners
New York
$294K +$41.5K +74 +16%
LWAC
166
Laurel Wealth Advisors (California)
California
$289K -$147K -262 -34%
VEA
167
Virtus ETF Advisers
New York
$287K +$78.6K +140 +38%
WC
168
Woodstock Corp
Massachusetts
$277K – – –
AAMU
169
Amundi Asset Management US
Massachusetts
$273K – – –
OAM
170
Oppenheimer Asset Management
New York
$258K -$23.6K -42 -8%
Teacher Retirement System of Texas
171
Teacher Retirement System of Texas
Texas
$258K +$96.8K +173 +60%
ACM
172
AlphaCrest Capital Management
New York
$256K -$167K -298 -39%
Rockefeller Capital Management
173
Rockefeller Capital Management
New York
$256K -$4.46K -8 -2%
XM
174
XTX Markets
New York
$248K +$248K +442 New
MIFH
175
Migdal Insurance & Financial Holdings
Israel
$237K +$237K +423 New
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