The Nifty 50 is India’s flagship stock market index, representing the performance of the top 50 large-cap companies listed on the National Stock Exchange (NSE). Launched in 1996 by NSE Indices Limited, the i4 Option serves as a benchmark for the Indian equity market, offering a comprehensive reflection of market sentiment and economic health. The name “call” is a blend of “National” and “put,” denoting its origin and composition.