Do I need to pay to access the beta calculator template?

No, the template is free to download from the CFI website without requiring a paid plan.

What market index does the CFI beta calculator use as the default benchmark?

The calculator is designed to work with the S&P 500 Index as the market benchmark, though users can input any index series they choose.

Can I calculate beta for assets other than stocks using this template?

Yes, the template can be used for any security with return data, including ETFs and mutual funds, as long as weekly price data is available.

Is prior Excel experience required to use the CFI beta calculator?

Basic familiarity with Excel functions, particularly the Slope function, is needed to input the return series and interpret the result.

Investing & MarketsTool Review

Beta Stock Calculator

Provided byCorporate Finance Institute (CFI)corporatefinanceinstitute.com

CFI provides a free beta calculator template for estimating a stock’s volatility relative to the market. The page exp...

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Screenshot of Beta Stock Calculator on Corporate Finance Institute (CFI) — corporatefinanceinstitute.comOpen the live tool →

About this tool

What Beta Stock Calculator does

The Beta Stock Calculator from Corporate Finance Institute is a free Excel template that lets users estimate a stock’s systematic risk by comparing its weekly returns to a market benchmark, typically the S&P 500. Paragraph 2: What distinguishes this version is its integration into CFI’s broader financial modeling curriculum. The page not only provides the downloadable template but also contextualizes beta within the Capital Asset Pricing Model (CAPM), explains the slope-based calculation method, and links to a library of additional free Excel and PowerPoint templates. Unlike standalone calculators that only output a number, this resource walks the user through the Excel steps and embeds the tool within a learning pathway for valuation and analysis.

Step by step

How to use the Corporate Finance Institute (CFI) Beta Stock Calculator

1
Obtain weekly price data for the target stock
2
Obtain weekly price data for the chosen market index (e.g., S&P 500)
3
Calculate weekly returns for both the stock and the market series
4
Use the Excel Slope function with the market returns as the known_x's and the stock returns as the known_y's to determine beta

Is it right for you

Best for

Investors and finance students who want to calculate beta using a downloadable Excel template while learning the CAPM framework and valuation context at no cost.

Limitations

Requires Microsoft Excel to use the downloaded template
User must supply their own historical price data series
Calculation method relies on weekly returns and may not suit intraday or very short-term analysis

Questions

Beta Stock Calculator FAQ

Do I need to pay to access the beta calculator template?: No, the template is free to download from the CFI website without requiring a paid plan.
What market index does the CFI beta calculator use as the default benchmark?: The calculator is designed to work with the S&P 500 Index as the market benchmark, though users can input any index series they choose.
Can I calculate beta for assets other than stocks using this template?: Yes, the template can be used for any security with return data, including ETFs and mutual funds, as long as weekly price data is available.
Is prior Excel experience required to use the CFI beta calculator?: Basic familiarity with Excel functions, particularly the Slope function, is needed to input the return series and interpret the result.

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