Break: Break (Price Break) is a rapid and sharp price decline.
Ask: Ask is the price level of an offer, as in bid-ask spread. The ask price is a price at which that a trader is willing to sell an owned conmoddity.
Derivative: A financial instrument, traded on or off an exchange, the price of which is directly dependent upon the value of one or more underlying securities, equity indices, debt instruments, commodities, other derivative instruments, or any agreed upon pricing index or arrangement. Derivatives involve the trading of rights or obligations based on the underlying product but do not directly transfer that product. Derivatives are generally used to hedge risk or to exchange a floating rate of return for fixed rate of return. Derivatives include futures, options, and swaps. For example, futures contracts are derivatives of the physical contract and options on futures are derivatives of futures contracts.
Low: Low is the lowest price of the day for a particular futures or options on futures contract.
Price Limit: Price Limit (also referred to as Maximum Price Fluctuation) is the maximum advance or decline, from the previous day's settlement price, permitted for a futures contract in one trading session.
Ring: Ring is a circular area on the trading floor of an exchange where traders and brokers stand while executing futures trades. Some exchanges use pits rather than rings.
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Naked options trading is very risky - many people lose money trading them. It is recommended contacting your broker or investment professional to find out about trading risk and margin requirements before getting involved into trading uncovered options.