Publicis Groupe S.A. (OTCMKTS:PUBGY – Get Free Report) was the target of a significant increase in short interest in May. As of May 15th, there was short interest totalling 8,800 shares, an increase of 1,660.0% from the April 30th total of 500 shares. Based on an average daily trading volume, of 161,700 shares, the days-to-cover […]