BLUE

bluebird bio

Delisted

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

273 hedge funds and large institutions have $7.92B invested in bluebird bio in 2019 Q2 according to their latest regulatory filings, with 31 funds opening new positions, 106 increasing their positions, 81 reducing their positions, and 42 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:

19% less capital invested

Capital invested by funds: $9.81B → $7.92B (-$1.89B)

24% less call options, than puts

Call options by funds: $100M | Put options by funds: $131M

26% less first-time investments, than exits

New positions opened: 31 | Existing positions closed: 42

Holders
273
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
$100M
Puts
$131M
Net Calls
Net Calls Change
Name Holding Trade Value Shares
Change
Change in
Stake
51
$13M
52
$12.7M
53
$12.7M
54
$12.2M
55
$12.1M
56
$11.6M
57
$11.1M
58
$10.6M
59
$10.2M
60
$10.1M
61
$9.92M
62
$9.54M
63
$8.9M
64
$8.29M
65
$7.95M
66
$7.93M
67
$7.47M
68
$7.21M
69
$6.67M
70
$6.3M
71
$5.98M
72
$5.95M
73
$5.72M
74
$5.58M
75
$5.54M