OCRX—Joseph Edelman/Perceptive Advisors owns 2.15M shares (a 9.1% equity stake) as of 3/8/17, according to new 13G filing: https://www.sec.gov/Archives/edgar/data/1224962/000101905617000370/ocera_13g.htm Edelman had never been a 5%+ holder of OCRX previously. The stock is +14% on this news.