About Nifty India Manufacturing The Nifty India Manufacturing Index tracks the performance of companies engaged in manufacturing activities in India. It includes stocks from the combined universe of Nifty 100, Nifty Midcap 150, and Nifty Smallcap 50 indices. The index is weighted by free-float market capitalization, with each stock capped at a maximum of 5%. Certain manufacturing sectors are assigned a minimum weight of 20%. The index is reconstituted and rebalanced semi-annually, with a base date of April 1, 2005, and a base value of 1,000.