Benchmark equity indices declined in early trade on Friday amid profit-taking after a record rally in the last few trading sessions.
The 30-share BSE Sensex plunged 504.27 points to 79,545.40. The NSE Nifty slipped 105.30 points to 24,196.85.
At 10:40 am, Sensex was trading 296.34 points down at 79,753.33, whereas Nifty was trading 50.25 points lower at 24,251.90.
Among the 30 Sensex companies, HDFC Bank, Mahindra & Mahindra, Titan, Tata Steel, ICICI Bank, IndusInd Bank, Power Grid, and Kotak Mahindra Bank were the major laggards.
Sun Pharmaceuticals, JSW Steel, Larsen & Toubro, Hindustan Unilever, Reliance Industries, Infosys and Tech Mahindra were among the gainers.