Pre-Market Gappers

Gapping Up:

AVZA +18%, SCUR +15%, ISRG +15%, SNCI +8%, ERTS +6.9%, CERN +5.9%, HEPH +5.3%, CHDX +4.4%, YRCW +4%, TIVO +3%, DLB +2.8%, SGMO +1.9%, SIMO +1.7%...

Gapping Down:

SGTL -15%, RACK -11%, COHU -7.7%, ERIC -6.3%, AVID -5%, ILMN -3.6%, AMZN -3.3%, STP -3%, AKAM -2.4%, MT -1.7%, SAP -1.5%, NYX -1.5%, ALU -1.2%, AAPL -1%.