 Office Properties Income Trust NASDAQ:OPI was the recipient of a large increase in short interest in March. As of March 13th, there was short interest totalling 1,812,700 shares, an increase of 7.9 from the February 27th total of 1,680,000 shares. Based on an average daily volume of 397,800 shares, the short-interest ratio is presently 4.6 ... 