Premarket gainers: SFLY +17%. MUSA +13%. GDP +12%. AAV +8%. MBI +6%. CERN +5%. ZNGA +5%. Losers:...

|By:, SA News Editor
Premarket gainers: SFLY +17%. MUSA +13%. GDP +12%. AAV +8%. MBI +6%. CERN +5%. ZNGA +5%.
Losers: CHRW -7%. GME -5%.