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  2. Stock option return - Wikipedia

    en.wikipedia.org/wiki/Stock_option_return

    Naked Put Potential Return = (put option price) / (stock strike price - put option price) For example, for a put option sold for $2 with a strike price of $50 against stock LMN the potential return for the naked put would be: Naked Put Potential Return = 2/(50.0-2)= 4.2% The break-even point is the stock strike price minus the put option price.

  3. Stock option expensing - Wikipedia

    en.wikipedia.org/wiki/Stock_option_expensing

    Stock option expensing is a method of accounting for the value of share options, distributed as incentives to employees within the profit and loss reporting of a listed business. On the income statement, balance sheet, and cash flow statement the loss from the exercise is accounted for by noting the difference between the market price (if one ...

  4. Butterfly (options) - Wikipedia

    en.wikipedia.org/wiki/Butterfly_(options)

    Using put–call parity a long butterfly can also be created as follows: Long 1 put with a strike price of (X + a) Short 2 puts with a strike price of X; Long 1 put with a strike price of (X − a) where X = the spot price and a > 0. All the options have the same expiration date. At expiration the value (but not the profit) of the butterfly ...

  5. Expiration (options) - Wikipedia

    en.wikipedia.org/wiki/Expiration_(options)

    In finance, the expiration date of an option contract (represented by Greek letter tau, τ) is the last date on which the holder of the option may exercise it according to its terms. [1] In the case of options with "automatic exercise", the net value of the option is credited to the long and debited to the short position holders.

  6. Box spread - Wikipedia

    en.wikipedia.org/wiki/Box_spread

    For example, a bull spread constructed from calls (e.g., long a 50 call, short a 60 call) combined with a bear spread constructed from puts (e.g., long a 60 put, short a 50 put) has a constant payoff of the difference in exercise prices (e.g. 10) assuming that the underlying stock does not go ex-dividend before the expiration of the options.

  7. Calendar spread - Wikipedia

    en.wikipedia.org/wiki/Calendar_spread

    In finance, a calendar spread (also called a time spread or horizontal spread) is a spread trade involving the simultaneous purchase of futures or options expiring on a particular date and the sale of the same instrument expiring on another date. These individual purchases, known as the legs of the spread, vary only in expiration date; they are ...

  8. Put option - Wikipedia

    en.wikipedia.org/wiki/Put_option

    In finance, a put or put option is a derivative instrument in financial markets that gives the holder (i.e. the purchaser of the put option) the right to sell an asset (the underlying), at a specified price (the strike), by (or on) a specified date (the expiry or maturity) to the writer (i.e. seller) of the put.

  9. Lattice model (finance) - Wikipedia

    en.wikipedia.org/wiki/Lattice_model_(finance)

    at option maturity, value is based on moneyness for all nodes in that time-step; at earlier nodes, value is a function of the expected value of the option at the nodes in the later time step, discounted at the short-rate of the current node; where non-European value is the greater of this and the exercise value given the corresponding bond value.