PNM Resources Inc (NYSE:PNM) was the recipient of a large decline in short interest in March. As of March 29th, there was short interest totalling 988,636 shares, a decline of 39.4% from the March 15th total of 1,631,416 shares. Based on an average daily volume of 435,356 shares, the short-interest ratio is presently 2.3 days. […]