NSE acquires 26% stake in IGX SECTIONS Last Updated: Mar 10, 2021, 04:36 PM IST Share Synopsis IGC has over 500 registered clients and 15 members and has cumulatively traded 100,000 million metric British thermal units of gas so far. Agencies Adani-Total Gas, Torrent Gas, and GAIL (India) already own a 5% stake each in the exchange. IGX, a unit of IEX, has recently received regulatory clearance and begun gas trading. Related NSE Explore Now New Delhi: National Stock Exchange (NSE) has acquired a 26% equity stake in the Indian Gas Exchange (IGX), the country’s first physical delivery-based gas exchange. ONGC has also bought a 5% stake in the exchange.