RA Capital sold ~$14M of ACHN this week in addition to ~$27M last week: http://www.sec.gov/Archives/edgar/data/1070336/000114420414059052/xslF345X03/v390523_form4.xml http://www.sec.gov/Archives/edgar/data/1070336/000114420414058131/xslF345X03/v390171_4.xml