What is Delta Gamma Theta Vega in options?

Last Updated: 26-May-2021

Short Answer

Option Greeks are the financial indicators. Delta, Gamma, Theta, Vega are the option Greeks and deals with different variables such as price, maturity, volatility.

Detailed Answer

Introduction to Option Greeks:

  • Option Greeks are financial indicators of an option's price response to the fundamental deciding criteria, such as uncertainty or the applicable asset's value.
  • An option trader who understands the option Greeks well will always make a very informed and clear decision regarding his trading.
  • These include- Delta, Gamma, Theta, Vega, and Rho, it is collectively called option Greeks.
  • Greeks always helps in making better decisions because it helps you in evaluating the risks attached to the trades you are planning to do.
  • The Greeks are used in the sensitivity analysis of an option or a combination of options, as well as in the evaluation of an options investment.


  • This option Greek examines the change in prices as per its shifts in market value.
  • It can be both positive and negative.
  • It is measured in terms of percentages.
  • It will be from 0 to 1 for a call option (right to buy the stock) and -1 to 0 for a put option (right to sell the stock).
  • Positive delta will be identified in bullish techniques, while negative delta will be identified in bearish techniques.
  • It is very inconsistent and hence depends upon maturity, unpredictability, and rates of interest.
  • Delta offers a variety of benefits since it is widely used, is a price derivative, and is profitable of sales.


  • This option Greek examines variations in Delta as per the shifts in the value of underlying asset.
  • At-the-money options have the highest gamma values, while broad in- or out-of-the-money options have the lowest.
  • It is quite similar to Delta when compared to other option Greeks.
  • You still add gamma to the old delta as the stock rises and deduct gamma from the previous delta as the stock falls, irrespective of whether you are selling calls or puts.
  • Gamma is a very useful tool for evaluating the volatility of Delta, which can then be used to estimate the likelihood of an option due to end in the money.


  • This option Greek examines the option price as per the shifts in time to maturity.
  • It is the pace at which the value of an option depreciates over time, hence it is called as time decay.
  • Theta rises as an option reaches its expiration date for at-the-money options. When an option reaches expiration, theta decreases for both in-the-money and out-of-the-money options.
  • It is considered to be the best for beginners as it helps the traders to understand the value of time.


  • This option Greek examines the option price as per the shifts in volatility of the fundamental asset.
  • It is expressed as a money value but not as decimal value.
  • The value of Vega falls when the expiration date comes nearer.
  • A decline in Vega causes both calls and puts to lose value, while an increase in Vega causes both calls and puts to take profit.
Tagged With: optionsdeltagammathetavega
Categories: Option Trading
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Discussion (1)

The greek indicators are quite helpful when it comes to intraday trading. Indicating the exact points of buying or short selling. Each indicator analysis different spectrums such as volume, sniper entry, volatility, price shift, etc.

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