Information Technology stocks were trading in the negative zone, with the S&P BSE IT Sector index falling 144.28 points or 0.54% at 26641.41 at 13:49 IST. Among the components of the S&P BSE IT Sector index, HCL Technologies Ltd (down 2.89%), L&T Technology Services Ltd (down 2.81%),TVS Electronics Ltd (down 1.81%),HCL Infosystems Ltd (down 1.71%),Larsen & Toubro Infotech Ltd (down 1.56%), were the top losers. Among the other losers were Persistent Systems Ltd (down 1.53%), Mindtree Ltd (down 1.48%), Tech Mahindra Ltd (down 1.38%), Coforge Ltd (down 1.25%), and Tata Elxsi Ltd (down 0.62%). On the other hand, Subex Ltd (up 13.9%), 63 Moons Technologies Ltd (up 5.37%), and Aptech Ltd (up 5.36%) moved up.