Price-earnings (P/E) Ratio
A company's P/E ratio is a way of gauging whether the stock price is high or low compared to the past or to other companies. The ratio is calculated by dividing the current stock price by the current earnings per share. Earnings per share are calculated by dividing the earnings for the past 12 months by the number of common shares outstanding.
Concept at a glance
Definition and explanation
A company's P/E ratio is a way of gauging whether the stock price is high or low compared to the past or to other companies. The ratio is calculated by dividing the current stock price by the current earnings per share. Earnings per share are calculated by dividing the earnings for the past 12 months by the number of common shares outstanding. [1]
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Frequently asked questions
What does Price-earnings (P/E) Ratio mean in the cited reference?
A company's P/E ratio is a way of gauging whether the stock price is high or low compared to the past or to other companies. The ratio is calculated by dividing the current stock price by the current earnings per share. Earnings per share are calculated by dividing the earnings for the past 12 months by the number of common shares outstanding. [1]
Price-earnings (P/E) Ratio connection map
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Sources and review dates
Reviewed 23 October 2026. Historical dates and award-time affiliations retain their original context. A review date is not an event date. Background sources are identified separately from official records.