Investors continue to be optimistic about Nevro (NVRO), owing to its strength in the global SCS market.
PerkinElmer (PKI) continues to gain from solid product portfolio despite forex woes.
In many cases, that's hurt their stock performance -- and the performance of our portfolios. Follow in the footsteps of star investor Warren Buffett. McKesson (NYSE: MCK) shares have outperformed the market this year.