BLUE

bluebird bio

Delisted

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

210 hedge funds and large institutions have $4.24B invested in bluebird bio in 2017 Q1 according to their latest regulatory filings, with 37 funds opening new positions, 56 increasing their positions, 80 reducing their positions, and 18 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:

0.06% less ownership

Funds ownership: 8.87%8.81% (-0.06%)

30% less repeat investments, than reductions

Existing positions increased: 56 | Existing positions reduced: 80

33% less funds holding in top 10

Funds holding in top 10: 32 (-1)

Holders
210
Holders Change
Holders Change %
% of All Funds
Holding in Top 10
2
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
New
Increased
Reduced
Closed
Calls
$60M
Puts
$35.1M
Net Calls
Net Calls Change
Name Holding Trade Value Shares
Change
Change in
Stake
101
$1.82M
102
$1.73M
103
$1.7M
104
$1.64M
105
$1.62M
106
$1.6M
107
$1.57M
108
$1.55M
109
$1.54M
110
$1.53M
111
$1.46M
112
$1.39M
113
$1.29M
114
$1.27M
115
$1.26M
116
$1.22M
117
$1.13M
118
$1.09M
119
$1.03M
120
$1.01M
121
$1M
122
$946K
123
$881K
124
$858K
125
$854K