Cost of Equity Calculator

Easily calculate your company’s cost of equity using this free tool. Choose from CAPM, dividend, or bond yield methods to find investor returns. Simple, fast, and perfect for businesses, students, and investors alike!

Dividend Discount Model

The Dividend Discount Model calculates the cost of equity based on expected dividends and growth rate.

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$
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Cost of Equity (re):

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Formula:

re = (D1 / P0) + g

Capital Asset Pricing Model

CAPM calculates the cost of equity using risk-free rate, market risk premium, and beta.

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Cost of Equity (re):

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Formula:

re = rf + β × (rm - rf)

Bond Yield Plus Risk Premium

This approach adds a risk premium to the company's bond yield to determine the cost of equity.

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Cost of Equity (re):

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Formula:

re = Bond Yield + Risk Premium

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The Cost of Equity Calculator is a smart tool that helps you figure out how much you need to give back to your investors. It’s like a helper that uses numbers and formulas to do the hard work for you. Whether you’re a student, business owner, or curious learner, this tool makes things super simple.

This calculator is used by companies, investors, and students to understand how much a company needs to pay to keep investors happy. Want to learn how it works? Keep reading we’ll walk you through it in a way that’s easy to understand!

What Is Cost of Equity?

The cost of equity is the return that investors expect when they give money to a company. It’s like a thank-you gift for taking a risk.

Imagine someone gives you $10 to help your business. They don’t just want their $10 back they want more, because they could have spent it elsewhere. That extra amount is the cost of equity. The higher the risk, the more they want in return.

Companies use this number to know how much it “costs” to get money from investors. This helps them make better choices about growing their business.

Features of the Cost of Equity Calculator

  • Easy to Use:- This tool is made for everyone. Just type in a few numbers and click a button — that’s it!
  • Works for Any Business:- Whether a company gives out dividends, sells stock, or has its own bonds, this calculator can help.
  • Uses Real Data:- It uses market numbers like stock prices, bond rates, and expected returns.
  • Multiple Calculation Options:- You can choose from three different ways to calculate cost of equity.
  • Free and Fast:- No sign-up needed. No math homework. Just smart results in seconds.

Three Ways to Calculate Cost of Equity

There’s no single way to find the cost of equity. Different companies have different ways of giving back to investors, so this calculator lets you choose the right method for your business.

Here are the three main ways you can use:

1. CAPM Model (Capital Asset Pricing Model)

The CAPM model is used when a company doesn’t pay out any dividends. It looks at how risky the company is compared to the whole stock market.

Formula:

Cost of Equity = Risk-Free Rate + Beta × (Market Return − Risk-Free Rate)

What You Need:

  • Risk-Free Rate: The return you’d get from a very safe investment, like government bonds.

  • Beta: A number that shows how much the company’s stock moves compared to the market.

  • Market Return: How much the whole market is expected to earn.

Example:

If the Risk-Free Rate is 3%, Beta is 1.2, and the Market Return is 10%:

Cost of Equity = 3% + 1.2 × (10% − 3%) = 11.4%

2. Dividend Capitalization Model

This model is for companies that pay dividends — money given to stockholders every year. It adds together the current dividend and how fast it’s growing.

Formula:

Cost of Equity = (D1 / P0) + g

Where:

  • D1: The dividend expected next year.

  • P0: The current price of the stock.

  • g: The growth rate of the dividend.

Example:

If a company pays a $2 dividend, the stock costs $70, and the dividend grows 3% every year:

Cost of Equity = ($2 / $70) + 3% = 5.86%

3. Bond Yield Plus Risk Premium Method

This one is simple. If the company has bonds (loans it has to pay back), we use that number and add a little extra for the risk.

Formula:

Cost of Equity = Bond Yield + Risk Premium

What You Need:

  • Bond Yield: The interest rate the company pays on its bonds.

  • Risk Premium: A little extra return to make the risk worth it.

Example:

If the bond yield is 6% and the risk premium is 4%:

Cost of Equity = 6% + 4% = 10%

This method is great for small businesses or private companies that don’t have stock prices or dividends.

How to Use the Cost of Equity Calculator

This tool is like a math wizard in your browser! Here’s how to use it:

Step 1: Choose Your Method

First, pick the method that matches your company:

  • CAPM if your company doesn’t pay dividends.

  • Dividend Capitalization if your company pays regular dividends.

  • Bond Yield Plus Risk Premium if you’re a private company or don’t want to use stock data.

Step 2: Enter the Numbers

Depending on your choice, you’ll need to enter different things.

If You Choose the Dividend Capitalization Model:

  • Expected Dividend (D1): What the company plans to pay next year.

  • Current Stock Price (P0): The stock price today.

  • Expected Growth Rate (g): How much the dividend will grow.

The calculator will add everything together and show the cost of equity.

If You Choose the CAPM Model:

  • Risk-Free Rate (Rf): Use a 10-year government bond rate.

  • Beta (β): You can find this on most finance websites.

  • Expected Market Return (rm): What the whole market is expected to earn.

Click “Calculate” to see your result.

If You Choose the Bond Yield Plus Risk Premium:

  • Company’s Bond Yield: This is your interest rate on company bonds.

  • Risk Premium: Usually between 3% and 5%.

Hit the calculate button, and you’re done!

Why Use a Cost of Equity Calculator?

Still wondering why this tool is useful? Here’s why:

  • Helps You Make Smart Decisions:- Knowing the cost of equity helps a company decide if taking new money from investors is worth it.
  • Makes Investing Easier:- Investors can compare companies and pick the ones that give better returns for less risk.
  • Saves Time:- No need for a math degree! Just plug in the numbers and let the calculator do the work.
  • Great for Students and Teachers:- This tool is perfect for learning about finance in a simple way.
  • Useful for All Companies:- Whether big or small, public or private, this tool works for everyone.

Frequently Asked Questions (FAQ)

Q1: Can I use this if I don’t know all the numbers?

Ans:- Yes! Just pick the method that uses numbers you do know.

Q2: Which method is best?

Ans:- If your company pays dividends, use the dividend model. If it doesn’t, try CAPM. For private businesses, use the bond yield method.

Q3: What if the number is really high?

Ans:- A high cost of equity means your company is risky investors want more in return.

Q4: What is a good cost of equity?

Ans:- It depends. A lower number means less risk, but also fewer rewards for investors.

Q5: Is this calculator free?

Ans:- Yes! It’s fast, free, and easy to use.

Conclusion

The Cost of Equity Calculator is a powerful but simple tool. Whether you’re running a lemonade stand, managing a big business, or just learning how investments work  this calculator helps you understand how much return your investors expect.

With three smart ways to calculate CAPM, Dividend Model, or Bond Yield Method you can choose the one that fits your situation best. Enter your numbers, press a button, and get instant results.

So go ahead give it a try and see how much your investors expect to earn!