1. Home
  2. Glossary
  3. Market Capitalization

Basics

Market Capitalization

Total market value of outstanding shares

Updated Glossary

ApexVol Terminal

Options analytics, live.

Chains, IV rank, expected move and dealer positioning for 5,500+ US stocks and ETFs.

Start 7-day free trial Open the Terminal

Free on AAPL, no account. Trial: no charge if you cancel before it ends.

On this page
  1. Complete definition
  2. Example
  3. Keep reading

What is Market Capitalization?

Market Capitalization The total market value of a company's outstanding shares, calculated as share price multiplied by total shares outstanding. Large-cap stocks (over $10B) typically have more liquid options with tighter bid-ask spreads than small-cap stocks.

Complete definition

The total market value of a company's outstanding shares, calculated as share price multiplied by total shares outstanding. Large-cap stocks (over $10B) typically have more liquid options with tighter bid-ask spreads than small-cap stocks.

Example

AAPL at $150/share with 15 billion shares outstanding has a market cap of $2.25 trillion.

ApexVol Terminal

Options analytics, live.

Chains, IV rank, expected move and dealer positioning for 5,500+ US stocks and ETFs.

  • Live chains and Greeks
  • IV rank and percentile
  • Expected move and GEX
  • Screener and strategy P&L
Start 7-day free trial Open the Terminal

Free on AAPL, no account. Trial: no charge if you cancel before it ends.

Try this with real market data. 5,500+ stocks, live options chains, IV analytics and P&L. 7-day free trial.

Know the term.
Now see it priced.

Every definition here is something the Terminal shows you live on a real chain — the Greeks, the surface, the flow. Run it on AAPL without an account.

Real market data, not a sandbox. See it live on AAPL.