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  2. Stock option return - Wikipedia

    en.wikipedia.org/wiki/Stock_option_return

    %If Unchanged Potential Return = (call option price - put option price) / [stock price - (call option price - put option price)] For example, for stock JKH purchased at $52.5, a call option sold for $2.00 with a strike price of $55 and a put option purchased for $0.50 with a strike price of $50, the %If Unchanged Return for the collar would be:

  3. Call vs. put options: How they differ - AOL

    www.aol.com/finance/call-vs-put-options-differ...

    Put option: A put option gives its buyer the right, but not the obligation, to sell a stock at the strike price prior to the expiration date. When you buy a call or put option, you pay a premium ...

  4. Call options: Learn the basics of buying and selling - AOL

    www.aol.com/finance/call-options-learn-basics...

    Call options vs. put options. The other major kind of option is called a put option, and its value increases as the stock price goes down. So traders can wager on a stock’s decline by buying put ...

  5. Call vs Put Options: Understand the Difference - AOL

    www.aol.com/call-vs-put-options-understand...

    In the financial world, options come in one of two flavors: calls and puts. The basic way that calls and puts function is actually fairly simple. A call option is a contract giving you the right to...

  6. Black–Scholes model - Wikipedia

    en.wikipedia.org/wiki/Black–Scholes_model

    In fact, the Black–Scholes formula for the price of a vanilla call option (or put option) can be interpreted by decomposing a call option into an asset-or-nothing call option minus a cash-or-nothing call option, and similarly for a put—the binary options are easier to analyze, and correspond to the two terms in the Black–Scholes formula.

  7. Call option - Wikipedia

    en.wikipedia.org/wiki/Call_option

    Option values vary with the value of the underlying instrument over time. The price of the call contract must act as a proxy response for the valuation of: the expected intrinsic value of the option, defined as the expected value of the difference between the strike price and the market value, i.e., max[S−X, 0]. [3]

  8. Call vs Put Options: What’s the Difference? - AOL

    www.aol.com/call-vs-put-options-difference...

    Investors can use options to hedge their portfolio against loss. Also, they can help buy a stock for less than its current market value and increase gains. Call vs put options are the two sides of ...

  9. Binomial options pricing model - Wikipedia

    en.wikipedia.org/wiki/Binomial_options_pricing_model

    At each final node of the tree—i.e. at expiration of the option—the option value is simply its intrinsic, or exercise, value: Max [ (S n − K), 0 ], for a call option Max [ (K − S n), 0 ], for a put option, Where K is the strike price and is the spot price of the underlying asset at the n th period.