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Stock Average Calculator (Dollar-Cost Average)

Calculate your average buy-in price across multiple stock or crypto purchases at different prices and quantities.

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About This Calculator

If you bought shares or crypto across several purchases at different prices, this calculates your true weighted-average cost basis — the figure that matters for break-even and profit calculations.

About This Calculator

If you bought shares or crypto across several purchases at different prices, this calculates your true weighted-average cost basis — the figure that matters for break-even and profit calculations.

Frequently Asked Questions

How is average stock price calculated?

Average Price = Total Amount Invested ÷ Total Shares/Units Bought = Σ(quantity × price) ÷ Σ(quantity).

Does this work for crypto averaging too?

Yes — the math is identical whether you are averaging stock purchases, crypto buys, or any asset bought in multiple lots at different prices.

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Quick Facts

✓ 100% Free — no sign-up
✓ Works on mobile & desktop
✓ Instant results
✓ No data stored or shared
✓ Updated for 2026
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