Cryptocurrency market capitalization: what it measures
Cryptocurrency market cap is a coin's price times its circulating supply. It compares size, but not liquidity, real demand or ownership concentration.
Vahe HakobyanEditor-in-chief
Updated Oct 5, 20264 min readFact-checked
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- Circulating supply is not total or max supply.
- Check supply type and liquidity before comparing.
- Market cap does not show liquidity or real demand.
- A coin with a small supply can show a high market cap.
Market cap helps you compare coin sizes, but treat it as a starting point. Prices and supply counts change, so the number moves for reasons beyond real use. Different trackers can report different figures for the same coin. A live markets overview shows prices in motion.
How Is Crypto Market Cap Calculated?
To calculate market cap, multiply the coin's current price by its circulating supply. The supply number is the hard part. Circulating supply is not the same as total supply, max supply, or the supply a project reports about itself. A market cap calculator does the math for you.
How Do You Read Market Cap?
Market cap is useful for comparing coins of similar type, but the number alone can mislead. Before you rank coins, check the supply model and how easily the coin trades. A large market cap on a thin market is not the same as one on a deep market.
- Compare coins that use the same supply type.
- Check whether supply is fixed, growing, or burning.
- Look at liquidity on major exchanges.
- Confirm price and supply on two data sources.
- Watch for a small supply and a high price.
What Market Cap Does Not Tell You
Market cap measures size from supply and price, but it leaves out things that matter. A high market cap does not mean the coin is easy to sell. It also does not show who owns the coins.
- Liquidity shows how quickly you can buy or sell without moving the price.
- Real demand shows how many people use the coin.
- Ownership concentration shows how many coins the largest holders control.
- Trading volume shows how much the coin trades.
Why Do Market Cap Numbers Differ?
Data aggregators often report different market caps for the same coin. The main reason is that they count supply in different ways. One site may include locked coins, while another leaves them out. They may also update data on different schedules.
Frequently asked questions
Locked and reserved coins are usually left out of circulating supply. Staked coins usually stay in circulating supply, but treatment varies by tracker.
No. Market cap multiplies price by supply, so it is not the money that flowed into the coin. One trade can change the market cap.
Fully diluted valuation estimates market cap using max supply, or total supply when no max supply exists.
Yes. A small circulating supply can show a high market cap from thin trading. A few trades can set a high price, but selling a large amount may be hard.
