Mumbai, May 30 (IANS): A benchmark index for Indian equities markets was trading 82.04 points down around 1.00 p.m. Wednesday, led by selling pressure in auto, bank and capital goods stocks.

The 30-scrip sensitive index (Sensex) of the Bombay Stock Exchange (BSE), which opened in the negative at 16,391.90 points, was ruling at 16,356.54 points -- 82.04 points or 0.50 percent down from its previous close at 16,438.58 points.

The Sensex touched a high of 16,391.90 points and low of 16,299.53 points in the intra-day trade.

The wide-based 50-scrip S&P CNX Nifty of the National Stock Exchange was ruling 0.63 percent or 31.65 points lower at 4,958.45 points.

There was a heavy buying pressure on auto, bank and capital goods stocks. Auto index was down 332.08 points, followed by bank index down 160.03 points, and capital goods fell by 111.21 points.

Major Sensex losers included Tata Motors, down 27.65 points at Rs. 248.25; BHEL down 5.25 points at Rs.212.55; DLF down 3 points at Rs.185.10; State Bank of India (SBI) down 32.80 points at Rs.2,087.50; and Tata Steel down 6.10 points at Rs.409.70.

Only 12 of the the 30 Sensex scrips were in positive. These included Tata Power up 1.15 points at Rs.94.10; Sun Pharma up 1.16 points at Rs.572.20; Maruti Suzuki up 12 points at Rs.1,139; Wipro up 4.25 points at Rs.413.60; and ITC up 1.80 points at Rs.233.