A financial market condition in which the prices of securities are falling, investors anticipate losses, and selling of securities increases.

A two year, weekly, measure of volatility, or systematic risk, of a security in comparison to the market as a whole. A beta of less than 1 means that the security will be less volatile than the market, a beta larger than 1 means more volatility. Beta value cannot be calculated if less than 24 months of pricing is available.

Measures the minimum value of a company’s equity, in other words, it calculates the amount of money that a common share holder would get for one share if a company were to liquidate. The term “Book Value” is assets minus liabilities and may also be referred to as common stockholder’s equity, this figure is further divided by the total number of common shares outstanding to determine the minimum value.  
Also see Common Stock.

A financial market condition in which prices are rising or are expected to rise. Bull markets are characterized by optimism, investor confidence and expectations that strong results will continue.