Sensex crashes over 500 points, investors lose ₹3 lakh crore in a day— 10 key highlights from Indian stock market today by Live mint | February 12, 2026 4:06 pm | Indian Stocks, Market, News The Sensex closed 559 points, or 0.66%, down at 83,674.92, while the Nifty 50 settled at 25,807.20, falling 147 points, or 0.57%. The BSE 150 MidCap Index fell 0.46%, while the BSE 250 SmallCap Index crashed 0.86%.