Ask Size

The aggregate size in board lots of the most recent ask to sell a particular security.

All or None

This is an instruction you can give your broker when placing a buy or a sell order. This instruction ensures that your order will be filled in its entirety or not at all. This prevents having a partial execution of your trade.

Volatile

When the market or security tends to vary often and wildly in prices, it is said to be volatile.

Volatility

The measurement of how much an underlying security fluctuates over a period of time.

Volume

Volume is the daily number of shares of a security that are traded. Volume is one of the most important indicators we watch. Its relation with price movements tells us 90% of the story behind a stock?s movement and future movements. At its simplest, increased volume on increasing prices shows accumulation. Increased volume on lower prices shows distribution. There are many variations on this theme, and we spend a great deal of time poring over price/volume relations to determine which way a stock will move.