Proton (XPR) traded 0.7% lower against the U.S. dollar during the twenty-four hour period ending at 22:00 PM Eastern on December 20th. One Proton coin can currently be purchased for about $0.0010 or 0.00000002 BTC on exchanges. During the last week, Proton has traded 7.7% higher against the U.S. dollar. Proton has a total market […]