Shares of Weibo Co. (NASDAQ:WB – Get Free Report) gapped up before the market opened on Thursday . The stock had previously closed at $10.48, but opened at $10.70. Weibo shares last traded at $10.96, with a volume of 266,605 shares. Analyst Ratings Changes Separately, StockNews.com downgraded Weibo from a “strong-buy” rating to a “buy” […]