US stocks mixed on Tuesday, with the S&P 500 closing almost flat during the session.

Investors are now awaiting comments from Federal Reserve Chair Jerome Powell today to get some insights on the monetary policy. Markets are expecting a 25-basis point hike at the Fed’s February meeting.

Major sectors on the S&P 500 closed on a mixed note, with information technology stocks recording the biggest surge on Monday. However, health care and consumer staples stocks moved lower during the session.

The Nasdaq 100 rose 0.62% to close at 11,108.44 on Monday, amid gains in shares of (NASDAQ:TSLA) and Amazon.com, Inc. (NASDAQ:AMZN).

The S&P 500 fell 0.08%, while the Dow Jones fell 0.34% to 33,517.65 in the previous session.

The Chicago Board Options Exchange's CBOE Volatility Index (VIX) rose 4.7% to 22.13 points.

What is CBOE Volatility Index?

The CBOE Volatility Index, popularly known as VIX, is a measure of the equity market's expectation of volatility based on S&P 500 index call and put options.

Read Next: General Motors And These 2 Healthcare Majors On CNBC's 'Final Trades'