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Stock Investment Calculator

Simple gain/loss from buy price, sell price, and shares.

Estimate gain or loss from share quantity, buy price, and sell price. Currency selector included. Educational only—not trading advice.

Stock Investment Calculator

Results use the currency you select (display only — amounts are not converted).

How to Use

  1. Enter shares, buy price, sell price.
  2. View cost, proceeds, and gain/loss.

Formula

Cost = shares × buy. Proceeds = shares × sell. Gain = proceeds − cost.

Worked Example

Example: 100 shares bought at $20, sold at $25 → $500 gain.

What the Result Means

Ignores commissions, slippage, dividends, and taxes unless you adjust prices.

Important Notes & Limitations

  • Not investment advice. Markets involve risk.

Frequently Asked Questions

Include fees?

Adjust buy/sell prices or subtract fees from gain manually.

Short selling?

Not modeled.

Currency?

Display only—not FX conversion.

Crypto?

Same math if you treat units like shares.

Related Calculators

See also: Loan EMI, Mortgage, Compound Interest, Percentage.

Disclaimer: Results are approximate and for educational and informational purposes only. They are not financial, tax, medical, or legal advice. Verify important decisions with a qualified professional.

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How to use this tool

  1. Enter your values or upload a supported file.
  2. Review options (format, quality, units) if shown.
  3. Click the action button to process.
  4. Download or copy the result. Keep a backup of originals for file tools.

Privacy

Many tools on ProToolHub run in your browser so data may never leave your device. When a tool uses a third-party helper, that is noted on the tool page. Do not upload confidential documents unless you accept the risk.

Disclaimer

Results are for informational and educational use only. They are not financial, legal, medical, or professional advice. Verify important decisions with a qualified professional.