Fair Value Calculator

Calculate theoretical option prices using Black-Scholes model

Black-Scholes Parameters

Annual dividend yield of the stock

Theoretical Prices

$0.00
Call Option Fair Value
$0.00
Put Option Fair Value
$0.00
Call Intrinsic Value
$0.00
Put Intrinsic Value
$0.00
Time Value (Call)

Black-Scholes Model

Model Assumptions

  • Constant volatility and risk-free rate
  • No dividends (or constant dividend yield)
  • European-style exercise
  • No transaction costs
  • Lognormal stock price distribution

Key Components

Intrinsic Value: The immediate exercise value
Time Value: Premium above intrinsic value
Fair Value: Intrinsic + Time Value

Usage Tips

Compare theoretical prices with market prices to identify potentially mispriced options. Higher volatility increases option values.