BLUE

bluebird bio

Delisted

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

162 hedge funds and large institutions have $419M invested in bluebird bio in 2022 Q3 according to their latest regulatory filings, with 36 funds opening new positions, 58 increasing their positions, 35 reducing their positions, and 24 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
162
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
$8.09M
Puts
$6.42M
Net Calls
Net Calls Change

Top Buyers

1 +$69M
2 +$9.12M
3 +$8.43M
4
WP
Woodline Partners
California
+$7.21M
5
BlackRock
BlackRock
New York
+$6.87M

Top Sellers

1 -$37.3M
2 -$13M
3 -$5.33M
4
D.E. Shaw & Co
D.E. Shaw & Co
New York
-$3.96M
5
Federated Hermes
Federated Hermes
Pennsylvania
-$3.45M
Name Holding Trade Value Shares
Change
Change in
Stake
76
$279K
77
$257K
78
$241K
79
$237K
80
$233K
81
$232K
82
$227K
83
$209K
84
$207K
85
$199K
86
$199K
87
$194K
88
$193K
89
$189K
90
$179K
91
$178K
92
$174K
93
$165K
94
$154K
95
$152K
96
$144K
97
$140K
98
$133K
99
$133K
100
$126K