BLUE

bluebird bio
BLUE

Overview Fund Activity
Delisted

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

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231 hedge funds and large institutions have $1.7B invested in bluebird bio in 2021 Q2 according to their latest regulatory filings, with 43 funds opening new positions, 81 increasing their positions, 60 reducing their positions, and 41 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
231
Holders Change
+2
Holders Change %
+0.87%
% of All Funds
4.03%
Holding in Top 10
1
Holding in Top 10 Change
–
Holding in Top 10 Change %
–
% of All Funds
0.02%
New
43
Increased
81
Reduced
60
Closed
41
Calls
$26.1M
Puts
$32.6M
Net Calls
-$6.52M
Net Calls Change
+$13.5M

Top Buyers

1
BlackRock
BlackRock
New York
+$61.5M
2
First Trust Advisors
First Trust Advisors
Illinois
+$25.4M
3
Goldman Sachs
Goldman Sachs
New York
+$24.2M
4
Point72 Asset Management
Point72 Asset Management
Connecticut
+$18M
5
JPMorgan Chase & Co
JPMorgan Chase & Co
New York
+$17.1M

Top Sellers

1
Royal Bank of Canada
Royal Bank of Canada
Ontario, Canada
-$102M
2
CCM
Camber Capital Management
Massachusetts
-$30.2M
3
T. Rowe Price Associates
T. Rowe Price Associates
Maryland
-$29.5M
4
CS
Candriam SCA
Luxembourg
-$17.6M
5
Two Sigma Investments
Two Sigma Investments
New York
-$6.9M
Name Holding Trade Value Shares
Change 		Shares
Change %
MPWT
226
MassMutual Private Wealth & Trust
Connecticut
$1K +$1K +2 New
Walleye Capital
227
Walleye Capital
New York
$272 +$272 +656 New
ED
228
Exane Derivatives
France
$144 -$151 – –
Nisa Investment Advisors
229
Nisa Investment Advisors
Missouri
$90 -$51 -123 -36%
CCM
230
Camber Capital Management
Massachusetts
– -$30.2M -77,200 Closed
CS
231
Candriam SCA
Luxembourg
– -$17.6M -32,663 Closed
Two Sigma Investments
232
Two Sigma Investments
New York
– -$6.9M -17,664 Closed
D.E. Shaw & Co
233
D.E. Shaw & Co
New York
– -$4.38M -11,207 Closed
California Public Employees Retirement System
234
California Public Employees Retirement System
California
– -$4.06M -10,383 Closed
E
235
Ergoteles
New York
– -$3.88M -9,945 Closed
KCM
236
Kennedy Capital Management
Missouri
– -$2.58M -6,613 Closed
Schroder Investment Management Group
237
Schroder Investment Management Group
United Kingdom
– -$2.32M -5,953 Closed
Two Sigma Advisers
238
Two Sigma Advisers
New York
– -$2.07M -5,288 Closed
LP
239
LMR Partners
United Kingdom
– -$1.57M -4,016 Closed
Franklin Resources
240
Franklin Resources
California
– -$968K -2,479 Closed
Vontobel Holding
241
Vontobel Holding
Switzerland
– -$905K -2,316 Closed
TD Asset Management
242
TD Asset Management
Ontario, Canada
– -$803K -2,056 Closed
Treasurer of the State of North Carolina
243
Treasurer of the State of North Carolina
North Carolina
– -$731K -1,872 Closed
Man Group
244
Man Group
United Kingdom
– -$631K -1,615 Closed
HF
245
HRT Financial
New York
– -$563K -1,443 Closed
TMAM
246
Tokio Marine Asset Management
Japan
– -$525K -1,343 Closed
ACM
247
AlphaCrest Capital Management
New York
– -$517K -1,325 Closed
ESCM
248
Echo Street Capital Management
New York
– -$510K -1,306 Closed
MIFH
249
Migdal Insurance & Financial Holdings
Israel
– -$435K -1,114 Closed
SEC
250
Seven Eight Capital
New York
– -$623K -1,112 Closed
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