Equity benchmarks Sensex and Nifty opened on a choppy note on Monday tracking profit booking at higher levels and a weak trend in global markets.
After dropping over 100 points in the opening session, the 30-share index turned flat. It was trading 20.92 points or 0.04 percent lower at 55,416.37, while the broader NSE Nifty slipped 11.50 points or 0.07 percent to 16,517.60.