NVS bought 37,214 shares of IDIX today pursuant to its contractual right to true-up its ownership stake to offset options exercises by IDIX employees: http://sec.gov/Archives/edgar/data/1030617/000110465910045524/xslF345X03/a4.xml After today’s purchase, NVS owns 31,361,401 shares of IDIX, which is roughly a 40% stake on a fully-diluted basis.