Activist hedge fund JANA Partners is going after Qualcomm

Activist investor Barry Rosenstein, the founder of $11 billion JANA Partners, disclosed a huge stake in wireless technology developer giant Qualcomm.  The Wall Street Journal is reporting that JANA Partners now owns about $2 billion worth of Qualcomm's stock making it the fund's largest position. Qualcomm has a market cap of more than $114 billion.  According to the Journal, which cites an investor letter, JANA is urging the company to spin off its chip business from its patent-licensing busin...