At close, the Sensex was down 1,066.33 points or 2.61% at 39728.41, and the Nifty was down 290.60 points or 2.43% at 11680.40 as governments across Europe tightened restrictions to battle an accelerating second wave of Covid-19 infections. Asian Paints, Coal India Hero MotoCorp and JSW Steel were among major gainers on the Nifty, while losers were Bajaj Finance, Tech Mahindra, IndusInd Bank, ICICI Bank and SBI. About 802 shares have advanced, 1797 shares declined, and 145 shares are unchanged. The volatility index jumped over 9 per cent to 22.05 levels. BSE MidCap index slipped 1.75 per cent and the BSE SmallCap index fell 1.45 per cent.