Market Cap Calculator

Stock Market Calculators

Calculate market capitalization from stock price and shares outstanding. Use the calculator below to run your own numbers. For deeper understanding of the underlying concepts, explore our Investing Guide.

Calculate Market Cap

Formula: Stock Price × Shares Outstanding

Related Investing Topics

Understanding these concepts will help you use this calculator effectively:

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Frequently Asked Questions

How do you calculate market cap?
Market cap = Stock price × Shares outstanding. Example: $50 stock with 1 billion shares = $50 billion market cap.
What is large-cap vs small-cap?
Large-cap typically means $10B+ market cap (established companies). Small-cap is often $250M–$2B (higher growth potential, higher risk).