Average Stock Price Calculator

Calculate your average cost basis across multiple purchases to track your true entry price.

Lot 1
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Lot 2
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Why Average Down?

When a stock dips below your purchase price, buying more shares lowers your average cost basis — reducing the price at which you break even. This calculator helps you see exactly where your average lands after each new purchase.

01

Enter Units & Price

Add each purchase lot with its quantity and price per share.

02

Add More Rows

Include as many purchases as needed — click + Add Purchase.

03

Calculate

Hit Calculate to instantly see your average cost.

04

Save & Compare

Save results to your device and reload them at any time.

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This content is for informational and educational purposes only and does not constitute financial advice. Always do your own research. Not financial advice (NFA).
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