Markets and Prices This day might be remembered in the history books as a major milestone for cryptocurrency diversification or as another colossal indicator of the altcoin bubble. There are now three cryptocurrencies with over a $100 billion market cap each. Bitcoin, ethereum (ETH) and ripple (XRP) are worth today a combined total of about half a trillion USD. Also
Markets and Prices Despite being one of the most amazing periods of sustained gains for bitcoin, 2017 ends with the first cryptocurrency losing market share to altcoins. After falling as low as 37.9% in the last two days of 2017, the market dominance of bitcoin now stands at just 38.2% as of this writing on the first day of 2018.