BLUE

bluebird bio

Delisted

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

241 hedge funds and large institutions have $5.87B invested in bluebird bio in 2019 Q3 according to their latest regulatory filings, with 24 funds opening new positions, 81 increasing their positions, 78 reducing their positions, and 54 closing their positions.

New
Increased
Maintained
Reduced
Closed

more funds holding in top 10

Funds holding in top 10:

more repeat investments, than reductions

Existing positions increased: | Existing positions reduced:

more ownership

Funds ownership:

less funds holding

Funds holding:

21% less call options, than puts

Call options by funds: $81.7M | Put options by funds: $103M

26% less capital invested

Capital invested by funds: $7.92B → $5.87B (-$2.05B)

56% less first-time investments, than exits

New positions opened: 24 | Existing positions closed: 54

Holders
241
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
$81.7M
Puts
$103M
Net Calls
Net Calls Change
Name Holding Trade Value Shares
Change
Change in
Stake
126
$954K
127
$897K
128
$886K
129
$792K
130
$772K
131
$768K
132
$762K
133
$753K
134
$654K
135
$636K
136
$623K
137
$621K
138
$605K
139
$588K
140
$554K
141
$547K
142
$539K
143
$508K
144
$503K
145
$497K
146
$496K
147
$494K
148
$483K
149
$468K
150
$439K