Here are the stock reports from five spine device companies for May 14, 2015 and how they compare to their numbers two weeks ago on April 30.
Globus Medical
Open: $24.74 (up)
Previous close: $24.62
Market cap: $2.36 billion (up)
NuVasive
Open: $45.60 (up)
Previous close: $45.47
Market cap: $2.22 billion (up)
K2M
Open: $24.86 (up)
Previous close: $24.22
Market cap: $978.11 million (up)
LDR
Open: $31.24 (down)
Previous close: $31.07
Market cap: $297.7 million (down)
Amedica
Open: $0.23 (down)
Previous close: $0.23
Market cap: $12.67 million (up)