The S&P 500's top performer, surging nearly 80% as it gained market share in the desktop and server chip markets.
A leader in medical technology, its stock rose 73% driven by the widespread adoption of its Impella heart pumps. top ten stocks to buy in 2018
These stocks led the market, significantly outperforming major indices despite the year-end sell-off: The S&P 500's top performer, surging nearly 80%
Defying retail gloom, it grew 58% as its turnaround plan yielded higher margins and store sales. The S&P 500's top performer