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
176
$1.15M
177
$1.12M
178
$1.08M
179
$1.01M
180
$983K
181
$947K
182
$883K
183
$855K
184
$811K
185
$807K
186
$794K
187
$776K
188
$739K
189
$734K
190
$712K
191
$671K
192
$611K
193
$609K
194
$579K
195
$574K
196
$557K
197
$555K
198
$554K
199
$538K
200
$510K