Earnings before interest, tax, depreciation and amortisation (EBITDA) jumped 70.8% to ₹308 crore from ₹180.7 crore a year earlier, while operating margins improved to 9.4% from 6.1% in the corresponding quarter last year. Shares of DCM Shriram Ltd ended at ₹1,305.60, up by ₹28.00, or 2.19%, on the BSE.