It's a volatility constant, representing the likely move...

  1. 5,018 Posts.
    lightbulb Created with Sketch. 154
    It's a volatility constant, representing the likely move (+- a standard deviation) over a 30 day period of the represented index.

    Generally I find a low VIX is good for longs, high VIX is good for large swings.
 
arrow-down-2 Created with Sketch. arrow-down-2 Created with Sketch.