Fully Diluted Market Cap
All tokens that will ever exist multiplied by the current price.In the case of Bitcoin, there will eventually be 21 million BTC issued. To calculate the Fully Diluted Market Cap, one would take the current spot price and multiply it by 21 million. Oftentimes with small altcoins, they have an unrealistically large Fully Diluted market cap because they have so little to tokens in circulation.