In stocks, Nvidia more than 1% rose as investors await Alphabet GOOGL earnings at market close. Shares also rose following a Wall Street Journal report that Tesla TSLA Chief Executive Elon Musk's xAI startup is looking to raise up to $12 billion to buy Nvidia chips to train xAI's Grok chatbot.

Stock futures wavered between slight gains and losses Tuesday morning as investors reacted to quarterly results from a slew of major companies.

The Dow Jones Industrial Average rose 15.3% on March 13, 1933, which is the all-time one-day record. A similar increase today would push the Dow up 6,700 points. The S&P 500 has risen by almost that percentage in the past year.