Sarissa discloses 5.05M-share position in Idenix

|About: Idenix Pharmaceuticals, Inc. (IDIX)|By:, SA News Editor

In its Q4 13F, activist investor Sarissa Capital discloses it has a 5.05M-share (3.3%) stake in Idenix Pharmaceuticals (IDIX +1.8%). Shares initially jumped on the disclosure,  but have quickly given back some of their gains.

Last year, Sarissa took part in a successful proxy battle against Vivus. The firm now has Ariad Pharmaceuticals in its sights.