KEY POINTS
  • The CBOE Volatility Index (VIX) hit a low of 9.90 Monday, its lowest level since February 2007.
  • The index touched that level even after President Donald Trump told Bloomberg News he was "looking at" breaking up the big banks, which set off a brief bout of volatility in the stock market.

Wall Street's "fear gauge" did something it hasn't done in more than 10 years.

The CBOE Volatility Index (VIX) hit a low of 9.90 during trading Monday, its lowest level since February 2007.