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Options: All option contracts of the same class that also have the same unit of trade, expiration date, and exercise price. Stocks: shares that have common characteristics, such as rights to ownership and voting, dividends, or par value. In the case of many foreign shares, one series may be owned only by citizens of the country in which the stock is registered.

Option Series

All the option contracts of the same class on the same underlying security with the same strike price and expiration date that are traded on an exchange. For example, all call options on Stock X with strike price Y expiring on the last Friday in March make up one option series in the exchange on which they are traded. An option series is also simply called a series.


References in periodicals archive ?
The value of the ASF parameter [alpha] for each homologous series is basically the same (e.
A member of an accretional homologous series can be regarded as a distinct species if it has the following properties: (a) unique size of the fundamental building block; (b) unique crystallographic unit cell; and (c) unique composition or a limited compositional range (Makovicky, 1989).
The effects of water and a homologous series of alcohols (methanol, ethanol, propanol, and butanol) on the plasma polymerized membranes were studied.
The objectives of the research described in this article were: 1) to perform evaluations of several compounds identified in either drinking water or algal samples; 2) to evaluate the application of the Weber-Fechner law in relating odor intensity to compound concentration, 3) to if odor descriptors ascribed to a homologous series changed either among the compounds or with changes in the compound concentration; and 4) calculate the OTCs of the odorous organic compounds.