Put option

Definition:

This security gives investors the right to sell (or put) a fixed number of shares at a fixed price within a given period. An investor, for example, might wish to have the right to sell shares of a stock at a certain price by a certain time in order to protect, or hedge, an existing investment.

Investing Essentials


Copyright © 2011 Campbell R. Harvey, Professor of Finance, Fuqua School of Business at Duke University

Term of the Day

Mutual fund theorem

A result associated with the CAPM, asserting that investors will choose to invest their entire risky portfolio in a market-index or mutual fund.

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