This weekly update tracks some of the largest cryptocurrencies by market share: bitcoin and ether. We’ve also included XRP, as it was one of the largest cryptocurrencies when this series began. The first bitcoin transaction occurred in early 2009 and has since grown worldwide to a mainstream financial asset. It has the second largest market share, despite being the newest of the three discussed in this article. XRPXRP, which is owned by Ripple, was launched in 2012 and was one of the larger cryptocurrencies for some time until new coins joined the market.