BLUE

bluebird bio

Delisted

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

81 hedge funds and large institutions have $23.7M invested in bluebird bio in 2024 Q4 according to their latest regulatory filings, with 17 funds opening new positions, 20 increasing their positions, 31 reducing their positions, and 72 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
81
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
$40.7M
Puts
$4.89M
Net Calls
Net Calls Change

Top Buyers

1 +$886K
2 +$714K
3 +$662K
4
Jane Street
Jane Street
New York
+$239K
5
Goldman Sachs
Goldman Sachs
New York
+$190K

Top Sellers

1 -$674K
2 -$668K
3 -$555K
4
Renaissance Technologies
Renaissance Technologies
New York
-$550K
5
Millennium Management
Millennium Management
New York
-$531K
Name Holding Trade Value Shares
Change
Change in
Stake
51
$1.67K
52
$1.47K
53
$1.33K
54
$1.25K
55
$972
56
$951
57
$417
58
$417
59
$375
60
$276
61
$276
62
$225
63
$200
64
$167
65
$158
66
$133
67
$126
68
$92
69
$92
70
$83
71
$67
72
$50
73
$42
74
$42
75
$42