The S&P 500 and Nasdaq were edging lower in premarket trading as earnings season was set to ramp up Tuesda. Treasury yields are rising and Bitcoin is slipping.

Stock index futures were largely flat on Tuesday, with the S&P 500 coming off a new record high, as attention remained on earnings, as some big tech companies are set to report this week.

Opendoor Technologies extends gains after closing up 43% on Monday, while Medpace surges after raising its full-year outlook. Wall Street awaits earnings from General Motors, Lockheed Martin, and Coca ...