U.S. stocks are drifting at the start of a week with many potential flashpoints for markets including earnings reports and economic data. The S&P 500 was up 0.3% in early trading Monday. The Dow Jones Industrial Average was up 207 points,

Wall Street's main indexes opened slightly higher on Monday, as investors braced for a week packed with key economic data and earnings from some top companies, while U.S. trade policy developments remained in focus.

U.S. stock futures point to a lower open as investors brace for one of the busiest weeks of earnings season. More than a third of S&P 500 companies representing more than 40% of the broad market index's market value will report quarterly earnings this week.