About Nifty Auto The Nifty Auto Index is a sectoral index on the National Stock Exchange of India that tracks the performance of 15 major automobile-related companies. It includes manufacturers of four-wheelers, two-wheelers, three-wheelers, auto ancillaries, and tyres. The index is computed using the free float market capitalization method and is rebalanced semi-annually. It serves as a benchmark for investors and analysts to assess the performance of the Indian automobile sector.
