Equity investing

CAPM Calculator

Estimate a stock's expected return with the capital asset pricing model, the risk-free rate plus beta times the market risk premium.

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Rates & beta

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Enter the rates and beta to see the expected return.

Worked example

With these example inputs:

  • Risk-free rate3%
  • Expected market return9%
  • Beta0.8

Expected return: 7.8%

  • Market risk premium6.0%

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Frequently asked questions

What is the capital asset pricing model?

CAPM estimates the return investors should expect from an asset given its risk. It adds a risk premium, scaled by beta, to the risk-free rate.

What does beta mean?

Beta measures how much a stock moves relative to the market. A beta of 1 moves with the market. Above 1 is more volatile, below 1 less so.