Stock Average Price Calculator

Find the average purchase price across multiple stock purchases and fees. Enter your own values below to see average cost per unit and check the method behind it.

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Change the example values to match your situation.

Your result

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Fill in your inputs and select Calculate.
Your result and breakdown will appear here.

How this calculator works

Average cost = (sum of quantity × purchase price + buying fees) ÷ total quantity.

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What is Stock Average Price Calculator?

Stock Average Price Calculator helps you find the average purchase price across multiple stock purchases and fees.

The main result is average cost per unit, with a breakdown of total units and total cost. The formula, example and assumptions below explain how to interpret it.

How to use Stock Average Price Calculator

Use the example to get familiar with the form, then enter your own figures. Any rates in the example are illustrative. Check the field labels and units before calculating.

  1. Gather purchases: quantity, price per unit and total buying fees (₹). Use values from the same situation or reporting period.
  2. Replace the example purchases: quantity, price per unit with your own value, then complete the other fields. Check the displayed units.
  3. Select Calculate and read average cost per unit with its result breakdown. Change one input and calculate again to compare a second scenario. Reset restores the original example.
  • Enter purchases: quantity, price per unit in the format shown by the example. Keep the same separators and row structure.
  • Enter total buying fees in ₹, at least 0. Decimals are accepted.

Stock Average Price Calculator: a worked example

With the inputs below, the result is ₹113.33 (average cost per unit). Follow the example, then replace these illustrative values with your own.

Example inputs and output
Input or outputExample value
Purchases: quantity, price per unit10, 100; 20, 120
Total buying fees (₹)₹0
Average cost per unit₹113.33
Total units30
Total cost₹3,400

Understanding the Stock Average Price result

Read average cost per unit alongside total units and total cost. These describe different parts of the same calculation.

Displayed results use a readable number of decimal places. When checking a result by hand, keep extra precision until the last step. To compare scenarios, change one input at a time and keep the others fixed.

  • Example Total units: 30
  • Example Total cost: ₹3,400

Stock Average Price Calculator: assumptions and common mistakes

A useful estimate starts with the right inputs. Check the following assumptions and limits before applying the result to your situation.

  • A projected return is an assumption. Check whether fees, tax and inflation are included before comparing products.

For wider guidance, visit SEBI Investor Education. The formula and scope of this specific tool are stated on this page.

Stock Average Price Calculator FAQs

What does Stock Average Price Calculator calculate?

Stock Average Price Calculator helps you find the average purchase price across multiple stock purchases and fees. Its main output is average cost per unit in ₹.

What inputs do I need for Stock Average Price Calculator?

You need purchases: quantity, price per unit and total buying fees (₹). Use the field labels and units to match your figures to the formula.

Which formula does Stock Average Price Calculator use?

Average cost = (sum of quantity × purchase price + buying fees) ÷ total quantity.

What is a worked example for Stock Average Price Calculator?

Example inputs: Purchases: quantity, price per unit: 10, 100; 20, 120; Total buying fees: ₹0. The result is ₹113.33 (average cost per unit).

How should I enter purchases: quantity, price per unit?

Enter purchases: quantity, price per unit in the format shown by the example. Keep the same separators and row structure.

How do I choose total buying fees?

Enter total buying fees in ₹, at least 0. Decimals are accepted. The example uses ₹0; replace it if your circumstances differ.

How should I read average cost per unit?

Read average cost per unit alongside total units and total cost. These describe different parts of the same calculation.

Why might my Stock Average Price Calculator result differ from my records?

A projected return is an assumption. Check whether fees, tax and inflation are included before comparing products. Differences in entered values, units or rounding can also change the comparison.

Can I compare two scenarios in Stock Average Price Calculator?

Yes. Note your first average cost per unit, change purchases: quantity, price per unit or another input, and select Calculate again. Editing a field clears the old result so it is not mistaken for a new calculation.

Is Stock Average Price Calculator free, and where are my inputs calculated?

This calculator is free to use without signing in. Its formula runs in your browser; calculator inputs are not sent to a calculation API. The inputs reset to the example values when you reset the form or start a fresh page.