


NOTE: The Greeks represent evga consensus of the marketplace as to how the option will react to changes in certain variables associated with the pricing of an option contract. And as Plato would certainly tell you, in the real world things tend not to work quite as perfectly as in an ideal one. Delta. The name is used because the most common of these sensitivities are denoted by Greek letters (as are some other finance measures).
Specifically, the vega of an option expresses the tiime in the price of the option forevery 1% change in underlying volatility.Options tend to be more expensive when volatility is higher. Thus, whenever volatilitygoes up, the price of the option goes up and when volatility drops, the price ofthe option will also fall. Therefore, when calculating the new option price dueto volatility changes, we add the vega when volatility goes up but subtract it whenthe volatility falls.
Never miss a trending story with yahoo.comas your homepage. Every new tab displays options vega and time Flickr photos and your most recently visited sites. Option Options vega and time Vega of an option indicates how much, theoretically at least, the price of the option will change as the volatility of the underlying asset changes.Vega is quoted to show the theoretical price change for every 1 percentage optiosn change in volatility. Notice that the behaviour of an option Vega is similar to Gamma: increasing as the option moves from being inthemoney to atthemoney where it reaches its peak and then decreases as the option moves outofthemoney.Note: like the Gamma, Vega is the sam.
Options and time vega

