Monday, August 6, 2007

A Primer on PE Ratios

By Sanjay Bakshi

The PE ratio is the most common tool used by investors and financial analysts to ascertain how expensive or how cheap a stock is. Unfortunately, it is also one of the most misunderstood tools in the investment business. A stock which may be having a PE of 5 may be thought to be cheap and yet it may turn out to be quite an expensive mistake. Similarly, a stock which may be having a PE of 100 may thought to be too expensive may actually turn out to be a bargain.

What are the determinants of a stock's PE ratio? There are eight. These are: (1) Stability; (2) Growth; (3) Dividends; (4) Return on invested capital; (5) Leverage; (6) The proportion of non-operating assets in a company's asset base; (7) Financial community's appraisal about the industry and the company, including its managers; and (8) Interest Rates.

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