Hertz, Spark Networks among Tilson's new picks, Business Insider says Hedge fund manager Whitney Tilson gave two new stock picks-- Hertz (HTZ) and Spark Networks (LOV)-- at the Value Investing Congress in Las Vegas this week and also gave an update on some of his other favorites, including AIG (AIG), Berkshire Hathaway (BRK.A) and Netflix (NFLX), reported Business Insider. Reference Link