Option Stock System Trading

option stock
(Option stocks) Stocks over which the stock exchange allows options to be traded.

trading
The action of engaging in trade
buying or selling securities or commodities
(trade) engage in the trade of; "he is merchandising telephone sets"
(trade) the commercial exchange (buying and selling on domestic or international markets) of goods and services; "Venice was an important center of trade with the East"; "they are accused of conspiring to constrain trade"

system
A set of connected things or parts forming a complex whole, in particular
A set of things working together as parts of a mechanism or an interconnecting network
A set of organs in the body with a common structure or function
instrumentality that combines interrelated interacting artifacts designed to work as a coherent entity; "he bought a new stereo system"; "the system consists of a motor and a small computer"
a group of independent but interrelated elements comprising a unified whole; "a vast system of production and distribution and consumption keep the country going"
(physical chemistry) a sample of matter in which substances in different phases are in equilibrium; "in a static system oil cannot be replaced by water on a surface"; "a system generating hydrogen peroxide"