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The Nifty Energy Index includes companies belonging to the Petroleum, Gas, and Power sectors. The index comprises 40 companies listed on the National Stock Exchange of India (NSE).
The Nifty Energy Index is computed using the free-float market capitalization method, where the index level reflects the total free float market value of all stocks relative to a base market capitalization value. The index follows a periodic capped free-float methodology to ensure balanced representation across constituent companies. It is managed by a professional team under a three-tier governance structure comprising the Board of Directors of NSE Indices Limited, the Index Advisory Committee (Equity), and the Index Maintenance Sub-Committee. As of October 31, 2025, the index comprises 40 constituents and is calculated in real-time during market hours.
The index can be used for benchmarking fund portfolios, launching index funds, ETFs, and structured products. It provides a comprehensive benchmark for the Energy sector within the Indian equity market.
The index is rebalanced semi-annually with cut-off dates January 31 and July 31. The rebalancing uses average data for the six months ending on the cut-off date. Four weeks’ prior notice is provided to the market before changes.
The index employs a periodic capped free-float methodology and is calculated in real-time during market hours.
Fundamentals:
Risk Metrics (Based on Price Return Index):
The index covers companies engaged in petroleum, gas, and power sectors including exploration, refining, power generation, and distribution.
The index is rebalanced semi-annually on January 31 and July 31, using average market data of six months preceding the cut-off date.
Individual stock weightings are capped at 33%, while the combined weight of the top three stocks is capped at 62% during rebalancing to ensure diversification.
