Amazon - with one leg in retail and the other in the technology sector - rose 3.4 percent. Chip giant Micron gained 10.0 percent. And data storage company SanDisk surged nearly 28 percent.
Energy stocks fell as the price of U.S. crude oil fell 1.4 percent. Chevron and Exxon Mobil fell 4.6 percent and 3.4 percent, respectively. Both companies rose sharply the day before following President Donald Trump's remarks Saturday about the future of Venezuelan oil.
The broad S&P 500 index rose 0.6 percent, the Dow Jones industrial average rose 1.0 percent and the Nasdaq's technology-heavy composite index rose 0.7 percent.
