Incorporated in 1992, NSE is India's largest stock exchange and the world's largest derivatives exchange by the number of contracts traded. As of June 30, 2026, it had 261.36 million registered investor accounts, 129 million unique investors, 1,328 trading members and 3,005 listed companies. The total listed market cap was about Rs 474.08 lakh crore. As of March 31, 2026, NSE had a 92.99 per cent market share in the cash market, 99.79 per cent in equity futures and 74.71 per cent in equity options. In exchange-traded currency options, it held 100 per cent of premium turnover.