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
51
$7.18M
52
$7.16M
53
$7.01M
54
$6.62M
55
$6.42M
56
$6.39M
57
$6.38M
58
$6.07M
59
$5.81M
60
$5.3M
61
$5.2M
62
$4.93M
63
$4.89M
64
$4.8M
65
$4.64M
66
$4.49M
67
$4.48M
68
$4.44M
69
$4.36M
70
$3.98M
71
$3.96M
72
$3.79M
73
$3.54M
74
$3.54M
75
$3.35M