Sensex soared over 1,400 points helped by financial, IT and auto stocks amid optimism around quarterly earnings, sales & favourable technical setup. "GST collection reflects steady demand, healthy economy," KPMG's Abhishek Jain said as December GST collection rose 7.3% y-o-y to ₹1.77 lakh crore. Markets also rose over Bernstein's assessment of economic recovery anticipated within 1-2 quarters.