Mumbai, Aug 13 - Indian equities markets staged a rally Thursday backed by strong global cues, even as a key index moved up 498 points higher than its last closing figure and wiped out the week's losses.

The 30-scrip sensitive index (Sensex) of the Bombay Stock Exchange (BSE), which opened lower at 15,207.96 points, ended trade at 15,518.49 points, up 498.33 points or 3.32 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 shut shop in the green at 4,605 points, up 3.31 percent.

Broader market indices closed in positive terrain, with the BSE midcap index ending 3.59 percent up, while the the BSE smallcap index closed 4.11 percent higher.

All the 13 sectoral indices ended on the gaining side, with greater buying activity seen in realty, metal, auto and banking stocks.

The market breadth was positive, with 2,215 stocks advancing, 517 declining and 62 remaining unchanged.

All 30 stocks on the Sensex ended up as gainers, prominent among them being DLF, up 7.