Stock Market Today: Benchmark indices began the week on a positive note as the Nifty 50 and the Sensex snapped a two-day losing streak. The 30-share Sensex closed in the green at 82,200.34, adding 442.61 points or 0.54 per cent. The Nifty 50 also gained 122.3 points or 0.49 per cent to end the session at 25,090.7 amid a rally in banking and metal stocks.