SGX Nifty has rebranded to GIFT Nifty effective today. For years, SGX Nifty has been used to gauge opening trends for Indian stocks. With the rebranding, all derivative contracts worth $7.5 billion that traded in Singapore will relocate to India. GIFT Nifty will have two trading sessions, from 6:30 am to 3:40 pm and from 5 pm to 2:45 am.