BLUE

bluebird bio

Delisted

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

288 hedge funds and large institutions have $8.48B invested in bluebird bio in 2018 Q3 according to their latest regulatory filings, with 37 funds opening new positions, 108 increasing their positions, 99 reducing their positions, and 54 closing their positions.

New
Increased
Maintained
Reduced
Closed

more call options, than puts

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

more repeat investments, than reductions

Existing positions increased: | Existing positions reduced:

more capital invested

Capital invested by funds: $ → $

more ownership

Funds ownership:

6% less funds holding

Funds holding: 307288 (-19)

31% less first-time investments, than exits

New positions opened: 37 | Existing positions closed: 54

50% less funds holding in top 10

Funds holding in top 10: 42 (-2)

Holders
288
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
$177M
Puts
$151M
Net Calls
Net Calls Change
Name Holding Trade Value Shares
Change
Change in
Stake
126
$1.81M
127
$1.79M
128
$1.73M
129
$1.67M
130
$1.66M
131
$1.51M
132
$1.49M
133
$1.48M
134
$1.46M
135
$1.36M
136
$1.33M
137
$1.33M
138
$1.26M
139
$1.21M
140
$1.2M
141
$1.19M
142
$1.16M
143
$1.09M
144
$1.09M
145
$1.05M
146
$996K
147
$993K
148
$960K
149
$955K
150
$950K