Benzinga's Top #PreMarket Losers
Mentor Graphics Corp (NASDAQ: MENT) fell 28.04 percent to $19.99 in pre-market trading after the company reported downbeat Q3 earnings and issued a weak outlook.
BioMarin Pharmaceutical Inc. (NASDAQ: BMRN) shares dipped 10.06 percent to $92.74 in pre-market trading following the FDA staff review related to company's drisapersen.
MannKind Corporation (NASDAQ: MNKD) shares tumbled 8.71 percent to $2.20 in pre-market trading after the company reported senior management changes. MannKind reported that Hakan Edstrom has stepped down as CEO. The company named Alfred Mann as interim CEO.
Builders FirstSource, Inc. (NASDAQ: BLDR) shares fell 4.13 percent to $13.00 in pre-market trading. Builders FirstSource reports an offering of 7 million shares via selling holders.
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