Benzinga's Top #PreMarket Losers

shares declined 35.77 percent to $6.86 in pre-market trading after the company issued a weak forecast for second quarter and FY15.

shares tumbled 12.96 percent to $12.16 in pre-market trading. Abengoa is expected to release its financial results for the first half of 2015 on Friday July 31st, 2015. The company reported that it has closed the financing for the first public private partnership project in Uruguay.

shares dropped 11.43 percent to $341.03 in pre-market. Biogen reported better-than-expected earnings for the second quarter, but the company's revenue missed analysts' estimates. The company also lowered its FY15 forecast.

shares fell 6.82 percent to $87.00 in pre-market trading after the company reported weaker-than-expected Q2 results.

fell 2.41 percent to $10.55 in pre-market trading. Xerox reported in-line earnings for the second quarter. However, the company issued a weak earnings forecast for the third quarter.