Hindalco posts 43% jump in Q1 profit, misses market estimates. Hindalco net sales rose 8% to Rs 10593.21 crore in Q1FY'19 compared to corresponding previous year period while net profit of the company rose 43% to Rs 413.53 crore. Operating margins of the company rose 70 bps to 12.5% leading to 15% rise in operating profits to Rs 1325.28 crore. Cost of material consumed as a percentage of net sales (net of stock adjustment) rose 70 bps to 58.9% while employee benefit expenses fell 20 bps to 4.2%. Power and fuel expenses were down 130 bps to 13.5% and other expenses increased 40 bps to 11.5%. Other income fell 59% to Rs 105.47 crore. PBDIT increased 2% to Rs 1430.75 crore....