BLUE

bluebird bio

Delisted

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

296 hedge funds and large institutions have $9.26B invested in bluebird bio in 2017 Q4 according to their latest regulatory filings, with 78 funds opening new positions, 96 increasing their positions, 97 reducing their positions, and 24 closing their positions.

New
Increased
Maintained
Reduced
Closed

more first-time investments, than exits

New positions opened: | Existing positions closed:

more call options, than puts

Call options by funds: $ | Put options by funds: $

more capital invested

Capital invested by funds: $ → $

more funds holding

Funds holding:

0% more funds holding in top 10

Funds holding in top 10: 33 (0)

0.3% less ownership

Funds ownership: 8.51%8.21% (-0.3%)

1% less repeat investments, than reductions

Existing positions increased: 96 | Existing positions reduced: 97

Holders
296
Holders Change
Holders Change %
% of All Funds
Holding in Top 10
3
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
New
Increased
Reduced
Closed
Calls
$256M
Puts
$170M
Net Calls
Net Calls Change

Top Sellers

1 -$232M
2 -$53.9M
3 -$31.5M
4
State Street
State Street
Massachusetts
-$30M
5
UBS AM
UBS AM
Illinois
-$27.9M
Name Holding Trade Value Shares
Change
Change in
Stake
101
$5.74M
102
$5.72M
103
$5.38M
104
$5.14M
105
$4.85M
106
$4.81M
107
$4.79M
108
$4.72M
109
$4.58M
110
$4.51M
111
$4.5M
112
$4.43M
113
$4.27M
114
$4.09M
115
$4.09M
116
$4.09M
117
$3.96M
118
$3.94M
119
$3.56M
120
$3.56M
121
$3.54M
122
$3.46M
123
$3.43M
124
$3.41M
125
$3.4M