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
176
$20K
177
$19K
178
$16K
179
$14K
180
$13K
181
$12K
182
$11K
183
$10K
184
$8K
185
$6K
186
$6K
187
$6K
188
$6K
189
$3K
190
$2K
191
$1K
192
$1K
193
$1K
194
$59
195
196
197
198
199
200