Alpha and beta are two statistical measurements used in modern portfolio theory (MPT) to help investors determine the risk-return profile of an investment. Both are measures of past performance, and ...

Alpha and beta are important tools for many investors when it comes to figuring out if their investments are doing well. So what are they exactly and how do they work? CNBC explains. What are alpha ...

Alpha Alpha is a measure of an investment's performance on a risk-adjusted basis. It takes the volatility (price risk) of a security or fund portfolio and compares its risk-adjusted performance to a ...

Discover how Jensen's alpha measures a portfolio's excess returns compared to a benchmark index, using the capital asset ...