What is Stock’s Beta?
An investor is concerned with the risk of his entire investment portfolio, and that the relevant risk of a particular security is the effect that the security has on the entire portfolio. By “diversified portfolio” we mean that each investor’s portfolio is representative if the market as a whole and that the portfolio Beta is 1.0. Stock’s Beta indicate how closely the security’s returns move with from a diversified portfolio. A beta of 1.0 for a given security means that, if the total value of securities in the market moves up by 10 percent, the stock’s price will also move up, on the average by 10 percent. If security has a beta of 2.0, its price will, on the whole, rises or falls by 20 percent when the market rises or falls by 10 percent. A share with —0.5 percent beta will rises by 10 percent, when the market falls Continue reading