Institutional Ownership Summary <A HREF="http://ir.idenix.com/phoenix.zhtml?c=131556&p=irol-ownershipsummary" target="_blank">http://ir.idenix.com/phoenix.zhtml?c=131556&p=irol-ownershipsummary</A> Shares Held.... % O/S... Share... Change... Filing Date Novartis AG.... 31,295,870... 55.8... 3,939,131... 10/31/05 Sommadossi(JP). 2,158,854... 3.9... -200,000... 04/01/06 much more info in link above. i didn't notice JP sale on 4/06 previously. may be a mistake