BLUE

bluebird bio

Delisted

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

247 hedge funds and large institutions have $2.78B invested in bluebird bio in 2020 Q1 according to their latest regulatory filings, with 30 funds opening new positions, 96 increasing their positions, 75 reducing their positions, and 55 closing their positions.

New
Increased
Maintained
Reduced
Closed

more repeat investments, than reductions

Existing positions increased: | Existing positions reduced:

more funds holding in top 10

Funds holding in top 10:

less ownership

Funds ownership:

less funds holding

Funds holding:

31% less call options, than puts

Call options by funds: $24.2M | Put options by funds: $35.1M

45% less first-time investments, than exits

New positions opened: 30 | Existing positions closed: 55

47% less capital invested

Capital invested by funds: $5.27B → $2.78B (-$2.49B)

Holders
247
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
$24.2M
Puts
$35.1M
Net Calls
Net Calls Change
Name Holding Trade Value Shares
Change
Change in
Stake
76
$2.48M
77
$2.3M
78
$2.28M
79
$2.23M
80
$2.2M
81
$2.2M
82
$1.93M
83
$1.92M
84
$1.92M
85
$1.84M
86
$1.84M
87
$1.83M
88
$1.75M
89
$1.67M
90
$1.56M
91
$1.52M
92
$1.46M
93
$1.34M
94
$1.33M
95
$1.21M
96
$1.21M
97
$1.21M
98
$1.17M
99
$1.15M
100
$1.14M