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
51
$5.19M
52
$5.15M
53
$4.93M
54
$4.88M
55
$4.88M
56
$4.78M
57
$4.61M
58
$4.6M
59
$4.23M
60
$4.22M
61
$4.2M
62
$4.13M
63
$3.87M
64
$3.83M
65
$3.67M
66
$3.61M
67
$3.43M
68
$3.27M
69
$3.1M
70
$3.08M
71
$2.96M
72
$2.84M
73
$2.75M
74
$2.54M
75
$2.5M