6. Comverse Technology ( CMVT) Company Profile: Comverse Tech is a telecommunications software company, offering services like customer management, billing, and other communications services. SAC Capital's Investment: Cohen's fund bought 4.3 million shares of Comverse in the fourth quarter, which had a market value of $29.6 million as of Dec. 31. Share Price Performance: Comverse, which has struggled for years with an options backdating scandal that resulted in the stock getting booted from the Nasdaq in 2007, saw shares fall about 5% in 2011. The stock hasn't been a winner in 2012, either, falling another 8.1%.