Mumbai, Aug 13 - Indian equities markets staged a rally Thursday, with a key index shutting shop 520 points higher than its last closing figure.

The 30-scrip sensitive index (Sensex) of the Bombay Stock Exchange (BSE), which opened lower at 15,207.96 points, ended near its intra-day high at 15,540.17 points (provisional), up 520.01 points or 3.46 percent.

The index had risen to a high of 15,530.947 points in intra-day trading during the last 15 minutes, but slipped to end a tad lower.

The Nifty of the National Stock Exchange (NSE) too closed in the green, adding 154.25 points to its previous closing figure to end at 4,612.55 points.

Broader market indices closed in positive terrain as well, with the BSE midcap index ending 3.66 percent up, while the the BSE smallcap index closed 4.14 percent higher.