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The bid–ask spread is an accepted measure of liquidity costs in exchange traded securities and commodities. On any standardized exchange, two elements comprise almost all of the transaction cost—brokerage fees and bid–ask spreads. Under competitive conditions, the bid–ask spread measures the cost of making transactions without delay.
In finance, a spread trade (also known as a relative value trade) is the simultaneous purchase of one security and sale of a related security, called legs, as a unit.Spread trades are usually executed with options or futures contracts as the legs, but other securities are sometimes used.
Payoff chart from buying a butterfly spread. Profit from a long butterfly spread position. The spread is created by buying a call with a relatively low strike (x 1), buying a call with a relatively high strike (x 3), and shorting two calls with a strike in between (x 2).
Finally, calculate the expiry date using an "inverse spot" operation; e.g., find the expiry date for which the delivery date would be its spot. When finding the expiry date from the delivery date, there must be one clear business day and one weekday (not including 1 January) in any applicable non-USD/non-CAD, non-USD/non-TRY, non-USD/non-PHP ...
The discrete difference equations may then be solved iteratively to calculate a price for the option. [4] The approach arises since the evolution of the option value can be modelled via a partial differential equation (PDE), as a function of (at least) time and price of underlying; see for example the Black–Scholes PDE. Once in this form, a ...
It is designed to make a profit when the spreads between the two options narrows. Investors receive a net credit for entering the position, and want the spreads to narrow or expire for profit. In contrast, an investor would have to pay to enter a debit spread. In this context, "to narrow" means that the option sold by the trader is in the money ...
It is now mid-April 2007, and you are considering going long a Sep07/May07 100 call spread, i.e. buy the Sep 100 call and sell the May 100 call. The Sep 100 call is offered at a 14.1% implied volatility and the May 100 call is bid at an 18.3% implied volatility. The vega of the Sep 100 call is 4.3 and the vega of the May 100 call is 2.3.
The area between the open and the close is called the real body, price excursions above and below the real body are shadows (also called wicks).Wicks illustrate the highest and lowest traded prices of an asset during the time interval represented.
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