Number of Constituents: 20 Sector Focus: Public Sector Enterprises (PSEs) across energy, utilities, defense, infrastructure, and more. Index Calculation: Periodic capped free float market capitalization weighted. Top Weighted Stocks: Hindustan Aeronautics Ltd, NTPC Ltd, ONGC, Bharat Electronics Ltd, and Power Grid Corporation of India Ltd dominate the index by weight. This index provides a comprehensive view of India’s largest and most influential government-owned enterprises.