Volatility struck bourses in early trade as the key benchmark indices regained positive zone soon after opening lower. At 9:25 IST, the barometer index, the S&P BSE Sensex, was up 47.04 points or 0.09% at 50,240.37. The Nifty 50 index was up 21 points or 0.14% at 15,129.10. The S&P BSE Mid-Cap index was up 0.82%. The S&P BSE Small-Cap index was up 0.69%. The market breadth, indicating the overall health of the market, is strong. On the BSE, 1573 shares rose and 673 shares fell. A total of 106 shares were unchanged. Stocks in news: Tata Motors lost 4.86%. On a consolidated basis, Tata Motors reported net loss of Rs 7,605.40 crore in Q4 FY21 lower than net loss of Rs 9,894.25 crore in Q4 FY20. Total revenue from operations during the quarter increased 41.8% year-on-year (YoY) to Rs 88,627.90 crore in Q4 FY21.