Here are the stock reports from five spine device companies for May 21, 2015 and how they compare to their numbers two weeks ago on May 14.
Globus Medical
Open: $25.75 (up)
Previous close: $25.73
Market cap: $2.43 billion (up)
NuVasive
Open: $48.32 (up)
Previous close: $48.32
Market cap: $2.34 billion (up)
K2M
Open: $25 (up)
Previous close: $25.02
Market cap: $983.05 million (up)
LDR
Open: $31.25 (up)
Previous close: $31.22
Market cap: $300.29 million (up)
Amedica
Open: $0.24 (up)
Previous close: $0.24
Market cap: $13.29 million (up)