On March 13, Indian equity markets opened on a positive sentiment. Despite the positive start, benchmark indices closed in the negative territory. The Sensex fell 200.85 points or 0.27 per cent to 73,828.91, and the Nifty declined 73.30 points or 0.33 per cent to 22,397.20 at the close. The BSE Midcap and BSE Smallcap indices each shed 0.5 per cent. Earlier today the Sensex rose 0.15 per cent to 74,138.81, while the Nifty50 gained 0.09 per cent to reach 22,491.5 before closing lower.