BLUE

bluebird bio

Delisted

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

193 hedge funds and large institutions have $2.53B invested in bluebird bio in 2015 Q4 according to their latest regulatory filings, with 44 funds opening new positions, 86 increasing their positions, 49 reducing their positions, and 41 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
193
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
$39.2M
Puts
$52M
Net Calls
Net Calls Change

Top Buyers

1 +$48.9M
2 +$42.9M
3 +$32.3M
4
State Street
State Street
Massachusetts
+$21.7M
5
Ameriprise
Ameriprise
Minnesota
+$17.9M
Name Holding Trade Value Shares
Change
Change in
Stake
101
$1.39M
102
$1.32M
103
$1.29M
104
$1.28M
105
$1.26M
106
$1.24M
107
$1.18M
108
$1.13M
109
$1.12M
110
$1.11M
111
$1.06M
112
$1.05M
113
$1.01M
114
$1M
115
$979K
116
$927K
117
$789K
118
$738K
119
$721K
120
$644K
121
$642K
122
$584K
123
$571K
124
$546K
125
$534K