Benzinga's Top #PreMarket Losers

shares declined 19.16 percent to $73.50 in pre-market trading after the company reported downbeat Q3 revenue.

fell 17.78 percent to $24.84 in pre-market trading after the company reported weaker-than-expected results for the third quarter

shares fell 14.38 percent to $157.89 in pre-market trading after the company reported weak Q3 results and lowered its FY15 forecast.

shares dipped 12.25 percent to $86.50 in pre-market trading. Abiomed reported Q2 earnings of $0.17 per share on revenue of $76.4 million.

shares tumbled 10.58 percent to $108.50 in pre-market trading. F5 Networks reported downbeat Q4 revenue and issued a weak Q1 forecast.