This just in: the WSJ is reporting that the SEC has charged billionaire entrepreneur and Dallas Mavericks owner Mark Cuban with insider trading relating to trades made of Mamma.com. Well link and update the post when more news becomes available. It hasnt been a good stretch for Cuban. Last week, reports appeared indicating that Cuban had zero chance of buying the Chicago Cubs, which real estate mogul (and Michigan Law grad) Sam Zell has put up for sale. (Click here for the Chicago Sun-Times   read more »