Trading up on pre-market earnings: MED +12%. MF +12%. OMG +8%.Aug. 07, 2008 9:06 AM ETMedifast, Inc. (MED) StockMED, OMG, MFGLQBy: Eli Hoffmann, SA News Editor Trading up on pre-market earnings: MED +12%. MF +12%. OMG +8%. Recommended For YouMore Trending NewsSee More »About MED StockSymbolLast Price% Chg1D5D1M6M1Y5Y10YMarket CapPEYield (TTM)Rev Growth (YoY)Prev. CloseCompare to PeersRelated StocksSymbolLast Price% ChgMED--Medifast, Inc.Trending AnalysisTrending News