Premarket gainers: TSTR +22%. MTG +4%.Losers: TUP -12%. VTG -8%. RSH -8%. ZION -8%. ATHR -7%....

|By:, SA News Editor

Premarket gainers: TSTR +22%. MTG +4%.
Losers: TUP -12%. VTG -8%. RSH -8%. ZION -8%. ATHR -7%. IBM -5%. CRUS -5%. YRCW -4%. NBG -4%.