Afternoon Movers for Tuesday, March 18th, 2014 By: Benzinga via Benzinga March 18, 2014 at 15:55 PM EDT Moving up: Penn Virginia (NYSE: PVA) - up 15% - Soros raises stake, wants management to consider options. FutureFuel (NYSE: FF) - up ... Read More >> Related Stocks: Factset Research Systems Inc Futurefuel Corp Plug Power Inc Shutterfly Inc Tsakos Energy Navigation Ltd