Nifty 50 has dropped 5.3% this week, marking its biggest drop since June 2022, while Sensex slid 5.5% in its worst week since May 2020. Investors lost about ₹19 lakh crore as the stock market logged its worst week in over four years, reported NDTV. Sensex dipped by 1,470.50 points today, wiping out about ₹9.8 lakh crore in a day.