According to TokenInsight's official data, there are currently about 18.9 million Bitcoins in circulation, which is about 90% of the total Bitcoin supply (21 million), leaving 10% of the total $BTC volume to be mined. Source Bitcoin Get the most concise crypto news, research, and insights by subscribing to our free newsletter. Subscribe In This Article Last: Number of Addresses Holding over $1,000 $ETH Reaches one-month High Next: Router Protocol Closed $4.1 Million in Funding Led by Coinbase Ventures and Others