美股三大指数集体高开，道指涨0.60%，纳指涨0.86%，标普500指数涨0.75%。美股区块链概念股涨多跌少，柯达下跌0.11%，埃森哲上涨0.98%，overstock.com下跌0.55%；RiotBlockchain上涨13.81%，MarathonPatent上涨22.31%，Square上涨1.19%。