Sensex, Nifty log longest weekly losing streak in 15 months; IT, bank stocks drag
Both Nifty 50 and Sensex declined for a fourth consecutive week. The Nifty 50 has lost 3.4% since hitting a record high on July 20. From the Sensex pack, TCS and Tech Mahindra were the top laggards, falling about 2% each.
