Consider a binomial tree problem for an American option. On December 8th, 2022, the stock price of
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Consider a binomial tree problem for an American option. On December 8th, 2022, the stock price of APPLE was $142.65. Use one year of historical data to estimate appropriate values for u and d for the use in a two-step binomial option pricing model; the length of one time step is 1 day. The historical stock prices are given in the ‘data.xlsx’ file. (Tips: u=e^(σ√∆t);d=1/u. The volatility (σ) is calculated as the standard deviation of past daily returns*sqrt(252), assuming a year with 252 trading days.) Estimate the price of an American call option on APPLE stock with a strike price of $134 and a maturity of December 12th, 2022 (the duration is two trading days). Assume that the continuously risk-free rate is 1.76% per annum.
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