underlier — n. something that gives support, something that forms a foundation; something that underlies … English contemporary dictionary
underlier — un·der·li·er … English syllables
underlier — pronunc at underlie I+ə(r) noun : something that lies under; specifically : underlying company … Useful english dictionary
Pin risk (options) — Pin risk occurs when the underlier of an option contract settles close to the option s strike value at expiration. In this situation, the underlier is said to have pinned . The risk to the writer (seller) of the option is that they cannot predict … Wikipedia
Volatility arbitrage — (or vol arb) is a type of statistical arbitrage that is implemented by trading a delta neutral portfolio of an option and its underlier. The objective is to take advantage of differences between the implied volatility of the option, and a… … Wikipedia
Straddle — In finance, a straddle is an investment strategy involving the purchase or sale of particular option derivatives that allows the holder to profit based on how much the price of the underlying security moves, regardless of the direction of price… … Wikipedia
Implied volatility — In financial mathematics, the implied volatility of an option contract is the volatility implied by the market price of the option based on an option pricing model. In other words, it is the volatility that, given a particular pricing model,… … Wikipedia
Delta neutral — In finance, delta neutral describes a portfolio of related financial securities, in which the portfolio value remains unchanged due to small changes in the value of the underlying security. Such a portfolio typically contains options and their… … Wikipedia
Volatility smile — In finance, the volatility smile is a long observed pattern in which at the money options tend to have lower implied volatilities than in or out of the money options. The pattern displays different characteristics for different markets and… … Wikipedia
Exercise (options) — The owner of an option contract may exercise it, indicating that the financial transaction specified by the contract is to be enacted immediately between the two parties, and the contract itself is terminated. When exercising a call, the owner of … Wikipedia
