Mumbai: A benchmark index for Indian equities markets was witnessing sluggish trading due to lack of buying activities as gains in banking and IT stocks offset losses in oil, metal and realty scrips. The 30-scrip sensitive index (Sensex) of the Bombay Stock Exchange (BSE), which opened at 19,538.52 points, was ruling at 19,625.23 points in the afternoon session, up 0.12 percent or 23 points from its previous close at 19,602.23 points. The Sensex touched an intraday high of 19,697.49 points and low of 19,531.34 points in the intraday so far. The 50-scrip S&P CNX Nifty of the National Stock Exchange was trading flat at 5,884.55 points in the afternoon session. State Bank of India, the country's largest lender was ruling over two percent higher at 2,922.50. Infosys, up 1.64 percent at 2,956.95; L&T, up 1.64 percent at 1,731.90; and Sterlite Inds, up 1.32 percent at 180.90 were major Sensex gainers. Reliance Industries was down 2.61 percent at 1,012.80. Other major losers on the Sensex were: DLF, down 1.88 percent at 242.40; Jindal Steel, down 1.16 percent at 685.65; and Hindalco Industries, down 0.91 percent at 218.25. Broader markets were also sluggish with positive bias. Most sectoral indices were in the positive.