Benzinga's Top Pre-Market NASDAQ Losers (SLXP, AXTI, IDCC, CLMT)

Salix Pharmaceuticals Ltd SLXP dipped 24.25% to $31.40 in the pre-market session. SLXP expects the US Food and Drug Administration to seek more data for its Xifaxan drug. AXT Inc AXTI fell 9.45% to $7.57 in the pre-market session. AXTI reported weaker-than-expected Q4 results and issued downbeat Q1 projections. InterDigital Inc IDCC moved down 8.73% to $48.50 in the pre-market session. IDCC reported weaker-than-expected Q4 earnings. Calumet Specialty Products Partners LP CLMT dropped 6.65% to $21.05 in the pre-market trading. CLMT reported the commencement of a public offering of 4,500,000 common units. Read more from Benzinga's Markets.