BLUE

bluebird bio

Delisted

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

184 hedge funds and large institutions have $457M invested in bluebird bio in 2022 Q4 according to their latest regulatory filings, with 44 funds opening new positions, 64 increasing their positions, 46 reducing their positions, and 19 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
184
Holders Change
Holders Change %
% of All Funds
Holding in Top 10
1
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
New
Increased
Reduced
Closed
Calls
$8.46M
Puts
$4.89M
Net Calls
Net Calls Change

Top Sellers

1 -$12M
2 -$8.49M
3 -$6.51M
4
Invesco
Invesco
Georgia
-$4.99M
5
Citadel Advisors
Citadel Advisors
Florida
-$4.91M
Name Holding Trade Value Shares
Change
Change in
Stake
126
$102K
127
$95.2K
128
$95K
129
$93.8K
130
$92K
131
$91.8K
132
$85K
133
$79.9K
134
$78.7K
135
$76K
136
$69K
137
$66.4K
138
$60K
139
$52K
140
$52K
141
$41.1K
142
$35.6K
143
$27K
144
$22.5K
145
$19K
146
$17.6K
147
$17.4K
148
$16.5K
149
$14K
150
$10.4K