Magnr

Magnr is a bitcoin services provider. Earn interest on your Bitcoin holdings with Magnr Savings or profit from price volatility with Magnr Trading. Formerly BTC.sx was a bitcoin trading platform that offers investors the chance to take short and long positions on future bitcoin price movements against the dollar. The platform has brokered over 60,000 trades since the introduction of its leveraged trading service in 2013. It allows positions to be opened with a single bitcoin deposit and does not requirea U.S. dollar or cash deposit. BTC.sx was backed by Seedcoin, a seed-stage bitcoin startup virtual incubator.