Benchmark indices Sensex and Nifty ended the week in the red. While Sensex dipped by 465 points to close at 83,938.71 on Friday, Nifty lost 155 points to end at 25,722. Bharat Electronics Limited, Larsen & Toubro, TCS, ITC and SBI emerged as the gainers on Sensex. Eternal, NTPC, and Kotak Mahindra Bank were among the top losers.