KEY POINTS
  • The VIX index is up more than 20 percent so far this week.
  • Giant bomb dropped in Afghanistan the latest in geopolitical worries for traders.
  • U.S. markets are closed Friday.

Stocks may be in for a deeper pullback, now that the so-called fear index is finally breaking out higher.

The CBOE Volatility Index (.VIX), considered the best gauge of fear in the market, closed above its 200-day moving average for the first time since the election this week. The indicator jumped more than 2 percent Thursday afternoon at one point to a fresh high for the year.