Ex-Qualcomm Executive Pleads Guilty to Insider Trading A former director of sales for U.S. chipmaker Qualcomm Inc pleaded guilty in San Diego on Thursday to insider trading, officials said. Derek Cohen, 52, admitted that he netted about $200,000 from February 21, 2015 Business/Channel/IT Magazine/Magazine Advertisement india/New Feature/News/price cut/Product Launch/Social Media/Tablet/Technology News/Telecom News