Average Price Calculator

Bought at different prices? Your average cost determines your real breakeven. Calculate it in one click.

No login Educational estimate Shareable URL

Multiple orders

Add unlimited buy orders at any prices.

Averaging-down ready

See the new average instantly after adding cheaper shares.

True cost basis

The number you need for profit and tax math.

Example Calculation

Run through a typical scenario with the sample values below — hit See an example to load them instantly.

InputSample value
Buy Orders (shares, price per share)100,50
200,45
150,40
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How to Use This Tool

Follow the steps below to get accurate results.

  1. Enter your buy orders One order per line: shares, price. e.g. 100,50 then 200,45.
  2. Click Calculate The tool combines all orders into one average.
  3. See your average cost Total shares, total invested and your average cost per share.

Input Fields

  • Buy Orders (shares, price per share)

Outputs You Will Get

  • Total Shares
  • Total Invested
  • Average Cost Per Share
Your average cost is what matters for breakeven — not the price you paid on the last order.
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How This Calculator Works

Bought at different prices? Your average cost determines your real breakeven. Calculate it in one click.

What you will get

Good to know

Average Price Calculator is an interactive estimate built for quick planning. Always double-check the numbers that matter before acting on them, and reach out to a professional for personalized advice.

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Frequently Asked Questions

How does the Average Price Calculator work?

Simply fill in the fields and press Calculate. Bought at different prices? Your average cost determines your real breakeven. Calculate it in one click.

What information do I need to provide?

Just the basics — Buy Orders (shares, price per share), plus a few simple inputs. No account or signup is required; everything runs in your browser.

Is Average Price Calculator really free to use?

Yes — completely free, with no login, no watermarks and no limits. Bookmark it and share the URL with anyone who needs it.

How accurate is the estimate?

The calculator uses current, standard formulas to produce an educational estimate. Real-world figures can vary based on your specific situation, so treat it as a planning aid rather than a final answer.

Can I use it on my phone?

Absolutely. The tool is fully responsive and works smoothly on mobile, tablet and desktop browsers.

What should I keep in mind?

The result is an estimate for educational purposes only and is not financial, legal or tax advice. Consult a qualified professional before making important decisions.

Disclaimer: The Average Price Calculator is provided for educational and informational purposes only and does not constitute financial, investment, legal or tax advice. Results are estimates and may not reflect your complete financial situation. Always consult a qualified professional before making financial decisions.