Benzinga's Top Pre-Market Losers

Symantec

shares dropped 13.48% to $21.30 in pre-market trading after the company lowered its full-year view. Novadaq Technologies

shares fell 9.45% to $16.95 in the pre-market trading after the company announced a public offering of common shares. O'Reilly Automotive

dipped 7.34% to $124.45 after the company reported downbeat Q3 revenue and issued a weak Q4 profit view. Angie's List

dipped 7.12% to $14.35 in the pre-market session after the company reported downbeat third-quarter results and issued a weak fourth-quarter revenue outlook.