Arbor Pharma Announces Acquisition Of Xenoport At A 60% Premium By: Benzinga via Benzinga May 23, 2016 at 09:26 AM EDT Shares of XenoPort, Inc. (NASDAQ: XNPT), a small-cap bio-pharmaceutical company that focuses on the commercializing HORIZANT in the ... Read More >> Related Stocks: Bio-Techne Corp Macy's