Basic materials stocks were trading in green, with the S&P BSE Basic Materials index increasing 56.49 points or 1.18% at 4846.15 at 09:48 IST. Among the components of the S&P BSE Basic Materials index, Prakash Industries Ltd (up 4.8%), Everest Industries Ltd (up 4.22%),Astec Lifesciences Ltd (up 4.16%),NMDC Ltd (up 3.94%),BASF India Ltd (up 3.87%), were the top gainers. Among the other gainers were Greenply Industries Ltd (up 3.63%), Seshasayee Paper & Boards Ltd (up 3.52%), UPL Ltd (up 3.17%), Galaxy Surfactants Ltd (up 3.15%), and Pennar Industries Ltd (up 2.81%). On the other hand, Vikas Wsp Ltd (down 4.89%), Linde India Ltd (down 3.87%), and Excel Industries Ltd (down 2.01%) turned lower.