Pre Market trading gap up & down

Gapping up: TGEN +22.0%, ZZ +11.1%, WBSN +6.2%, CPKI +5.3%, MIND +4.7%, IOM +3.8%, XRM +3.1%, SGR +3.0%, C +3.0%, WBD +2.2%, DELL +2.1%, ERIC +1.9%, HON +1.6%, AZN +1.5%, BP +1.3%, FRE +1.1%...

Gapping down: ACAT -12.5%, FORM -7.6%, ACLI -7.2%, AMAG -6.4%, UBS -4.2%, IMNY -3.9%, CDS -3.3%, BBBY -3.0%, LEH -2.7%, BEN -2.4%, AMR -2.2%, WM -2.2%, SPSN -2.0%, EOG -1.8%, FDX -1.6%.