OCRX—Three executive officers made small open-market purchases of stock last Friday (cumulative amount ~$50K): http://www.sec.gov/Archives/edgar/data/1274644/000127464416000094/xslF345X03/wf-form4_145320926865245.xml (CEO) http://www.sec.gov/Archives/edgar/data/1274644/000127464416000092/xslF345X03/wf-form4_145320923545023.xml (CBO) http://www.sec.gov/Archives/edgar/data/1274644/000127464416000093/xslF345X03/wf-form4_145320924942249.xml (CFO)