Invesco S&P SmallCap Health Care ETF (NASDAQ:PSCH – Free Report) saw a significant decrease in short interest in June. As of June 15th, there was short interest totalling 1,300 shares, a decrease of 56.7% from the May 31st total of 3,000 shares. Based on an average daily volume of 3,900 shares, the short-interest ratio is […]