Nocopi Technologies, Inc. (OTCMKTS:NNUP – Get Free Report) was the target of a large decrease in short interest in November. As of November 15th, there was short interest totalling 400 shares, a decrease of 20.0% from the October 31st total of 500 shares. Based on an average trading volume of 1,100 shares, the days-to-cover ratio […]