BLUE

bluebird bio

Delisted

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

210 hedge funds and large institutions have $4.24B invested in bluebird bio in 2017 Q1 according to their latest regulatory filings, with 37 funds opening new positions, 56 increasing their positions, 80 reducing their positions, and 18 closing their positions.

New
Increased
Maintained
Reduced
Closed

more first-time investments, than exits

New positions opened: | Existing positions closed:

more call options, than puts

Call options by funds: $ | Put options by funds: $

more capital invested

Capital invested by funds: $ → $

more funds holding

Funds holding:

0.06% less ownership

Funds ownership: 8.87%8.81% (-0.06%)

30% less repeat investments, than reductions

Existing positions increased: 56 | Existing positions reduced: 80

33% less funds holding in top 10

Funds holding in top 10: 32 (-1)

Holders
210
Holders Change
Holders Change %
% of All Funds
Holding in Top 10
2
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
New
Increased
Reduced
Closed
Calls
$60M
Puts
$35.1M
Net Calls
Net Calls Change
Name Holding Trade Value Shares
Change
Change in
Stake
76
$3.19M
77
$3.07M
78
$2.84M
79
$2.84M
80
$2.81M
81
$2.8M
82
$2.77M
83
$2.74M
84
$2.64M
85
$2.55M
86
$2.55M
87
$2.53M
88
$2.5M
89
$2.49M
90
$2.44M
91
$2.33M
92
$2.32M
93
$2.24M
94
$2.18M
95
$2.09M
96
$2.07M
97
$2.06M
98
$2.04M
99
$1.92M
100
$1.88M