13-F Alert: Baupost Group Adds AIG and Microsoft Call Options

Hedge funds are piling into shares of American International Group

and the company's latest investor is the Baupost Group's Seth Klarman. The fund released its 13-F report for the fourth-quarter of 2012 on Wednesday after the market close. As of December 31, 2012 the hedge fund had established a new 7,000,000 share position in AIG. It also was showing a new position in Microsoft

call options while liquidating its stake in Microsoft's common stock. Notably, Klarman liquidated his stake in underperforming PC-maker Hewlett-Packard

. The fund increased stakes in Idenix Pharmaceuticals

, News Corporation CL B

, NovaCopper

, NovaGold Resources

, and Viasat

. Baupost lowered its positions in Allied Nevada Gold

, Aveo Pharmaceuticals

, BP

, Enzon Pharmaceuticals

, News Corporation

and Oracle

.