At the close, the tech-heavy Nasdaq Composite Index had risen 1.1 percent, while the broad S&P 500 Index was up 0.4 percent. The Dow Jones Industrial Average was trading just below zero, down 0.1 percent.
Several AI-related stocks acted as drags, including Intel, AMD and Micron, which climbed 2.4, 1.8 and 3 percent, respectively.
Technology stocks fell broadly last week, with the Nasdaq Composite Index down 4.5 percent.
Oil prices rebounded on Monday evening after falling in early trading. A barrel of North Sea oil (Brent) now costs $109.4.
Later this week, a series of major reports will be released by SpaceX, Tesla and Meta, among others.