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Factors Affecting Options Pricing

The price of an option is determined by multiple variables:

  1. Underlying Asset Price:
    • The current price of the asset on which the option is based.
    • For call options, as the underlying asset's price increases, the option's value typically rises; conversely, for put options, the value decreases.
  2. Strike Price (Exercise Price):
    • The predetermined price at which the option can be exercised.
    • The relationship between the strike price and the underlying asset's current price affects the option's intrinsic value.
  3. Time to Expiration:
    • The duration remaining until the option's expiration date.
    • Options with longer times to expiration generally have higher premiums due to the increased probability of the option ending up in-the-money.
  4. Volatility:
    • A measure of the underlying asset's price fluctuations.
    • Higher volatility increases the likelihood of the option becoming profitable, thereby raising its premium.
  5. Risk-Free Interest Rate:
    • The theoretical return on an investment with zero risk, often represented by government bond yields.
    • Changes in interest rates can influence the present value of the option's strike price, affecting its premium.
  6. Dividends:
    • Expected dividends from the underlying asset can impact option pricing, especially for call options, as dividends can reduce the asset's price on the ex-dividend date.