Mumbai, July 15 - A key index of the Indian equities markets opened stronger Wednesday, moving up 118 points from its last closing figure about five minutes into trading.

The 30-scrip index of the Bombay Stock Exchange (BSE), the Sensex, which opened higher at 13,917.27 points, was at 13,972.59 -- 118.89 points or 0.86 percent higher than Tuesday's closing figure.

Around the same time, the S&P CNX Nifty of the National Stock Exchange (NSE) too was ruling in the green at 4,152.7 points, up 1 percent.

Broader market indices were also in the positive terrain, with the BSE midcap index trading 1.38 percent higher and the BSE smallcap index moving up 1.22 percent.