BLUE

bluebird bio

Delisted

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

274 hedge funds and large institutions have $5.27B invested in bluebird bio in 2019 Q4 according to their latest regulatory filings, with 69 funds opening new positions, 92 increasing their positions, 70 reducing their positions, and 34 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
274
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
$103M
Puts
$71.3M
Net Calls
Net Calls Change

Top Buyers

1 +$87.4M
2 +$50.5M
3 +$48.3M
4
GGHC
Gilder Gagnon Howe & Co
New York
+$42M
5
Goldman Sachs
Goldman Sachs
New York
+$31.5M
Name Holding Trade Value Shares
Change
Change in
Stake
151
$624K
152
$614K
153
$608K
154
$608K
155
$586K
156
$583K
157
$578K
158
$562K
159
$535K
160
$530K
161
$506K
162
$483K
163
$482K
164
$468K
165
$462K
166
$462K
167
$424K
168
$403K
169
$396K
170
$395K
171
$389K
172
$385K
173
$380K
174
$351K
175
$338K