Shares of Micrel, (NASDAQ:MCRL) saw a large growth in short interest in July. As of July 31st, there was short interest totalling 1,260,095 shares, a growth of 80.7% from the July 15th total of 697,415 shares, AnalystRatingsNetwork.com reports. Based on an average daily volume of 1,147,868 shares, the short-interest ratio is currently 1.1 days. Approximately [...]