Give yourself an edge in trading options: Use implied volatility, IV Percentile and IV Rank! Give yourself an edge in trading options: Use implied volatility, IV Percentile and IV Rank! Volatility is the bloodstream of the options markets and it’s something that options traders should thoroughly be versed with. Karan Dsij / Saturday, June 18, 2022 / Article rating: 4.3 This is because the entire concept of trading options and selecting the right strategies depends upon the concept of volatility & pricing.