The name is used because the most common of these sensitivities are denoted by Greek letters (as are some other finance measures). Yahoo. Quotes are real-time for NASDAQ, NYSE, and NYSEAmex when available. See also delay times for other exchanges. Quotes and other information supplied by independent providers identified on the Yahoo. Finance partner page. Quotes are WWWFinance - Option Valuation: Campbell R. Harvey WWWFinance Option ValuationLatest Revision: May 1, 199DefinitionsA call option is a contract giving its owner the right tobuy a fixed amount of a specified underlying asset at a fixedprice at any time or on or before a fixed date.
For example, for anequity option, the underlying asset is the common stock. The fixed amountis 100 shares. The fixed price is called the exercise price orthe strike price. The fixed date is called the expiration date.On hedge ratio formula put option symbols expiration date, the hedge ratio formula put option symbols of a call on a per share basis willbe the larger of the stock price minus the exercise price or zero.One can think of the buyer of the option paying a premium (price)for the option to buy a specified quantity at a specifiedprice any time prior to the maturity of the option.
Consider an example.Suppose you buy an option to buy 1 Treasury bond (coupon is 8%,maturityThis page explains the Black-Scholes formulas for d1, d2, call option price, put option price, and formulas for the most common option Greeks (delta, gamma, theta, vega, and rho).If you want to use the Black-Scholes formulas in Excel and create an option pricing spreadsheet, see detailed guide here:Black-Scholes Excel Formulas and How to Create a Simple Option Pricing SpreadsheetAlternatively, you can get a ready-made Black-Scholes Excel calculator from Macroption, which also includes additional features like scenario simulations and charts.
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