IT Sector Review

s of May 2025, the Nifty IT Index comprises 10 leading Indian IT companies listed on the National Stock Exchange (NSE), representing the performance of the country's information technology sector. The index is calculated using the free-float market capitalization method.
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🧾 Nifty IT Index Components and Their Weightage (as of May 22, 2025)
Rank Company Name Weightage (%)
1 Tata Consultancy Services Ltd (TCS) 39.73%
2 Infosys Ltd 20.32%
3 HCL Technologies Ltd 14.00%
4 Wipro Ltd 8.14%
5 Tech Mahindra Ltd 4.84%
6 LTIMindtree Ltd 4.70%
7 Persistent Systems Ltd 2.72%
8 Oracle Financial Services Software Ltd 2.27%
9 Coforge Ltd 1.75%
10 Mphasis Ltd 1.53%

Source: Smart-Investing.in
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The top three companies—TCS, Infosys, and HCL Technologies—collectively account for over 70% of the index's total weightage, highlighting their significant influence on the index's performance.
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For more detailed and up-to-date information, you can refer to the official Nifty IT factsheet provided by NSE Indices: Nifty IT Factsheet.