Swiggy's stock opened with a 15% premium on the NSE and a 5.64% increase on the BSE.The IPO price was Rs 390, and the stock opened at Rs 420 on the NSE and Rs 412 on the BSE.Swiggy's shares jumped 2.5% on debut after its $1.4B IPO, but analysts have set a target price 17% lower than the IPO.Despite strong demand, Swiggy faces challenges in India's food delivery market.