Vega Law and Legal Definition
Vega is a term that describes the sensitivity of the option price to a one-percent change in volatility. It is the rate at which an option's price fluctuates due to a change in the underling’s volatility.
Vega is a term that describes the sensitivity of the option price to a one-percent change in volatility. It is the rate at which an option's price fluctuates due to a change in the underling’s volatility.