India, June 22 -- A portfolio becomes easier to review when investors understand the benchmark behind market movement. According to NSE Indices, the NIFTY50 represented 53.73% of NSE-listed free-float market capitalisation on 30 March 2026.

This makes it one of India's most widely followed stock market indices for large company performance. NIFTY50">NIFTY50">NIFTY50 helps investors connect daily price movement with broader business trends. It also supports clearer thinking around stocks, funds, and exchange-traded funds.

For long-term investors, such benchmarks can make portfolio reviews more structured and useful. This context matters when markets move across sectors. Let's understand what this index measures, how it is calculated, and...