The benchmark index of the BSE in India is referred to as the “Sensex.” The 30 largest and most popular equities on the BSE make up the Sensex, which serves as a barometer for the Indian economy. It is market capitalization-weighted and float-adjusted. Every year, in June and December, the Sensex is evaluated twice a year. The Sensex is run by Standard & Poor’s and is the oldest stock index in India, having been founded in 1986. (S&P). It is used by analysts and investors to track the economic cycles in India as well as the growth and decline of certain industries.