Nifty 100

Nifty 100 represents top 100 companies based on full market capitalisation from Nifty 500. This index intends to measure the performance of large market capitalisation companies. The Nifty 100 tracks the behavior of combined portfolio of two indices viz. Nifty 50 and Nifty Next 50.

Nifty 100 is computed using free float market capitalization method wherein the level of the index reflects total free float market value of all the stocks in the index relative to a particular base market capitalization value.

Nifty 100 Index can be used for a variety of purposes such as benchmarking fund portfolios, launching of index funds, ETFs and structured products.

Eligibility Criteria for Selection of Constituent Stocks:
i. To be considered for inclusion in Nifty 100 index, companies must form part of Nifty 500.
ii. Securities will be included if rank based on full market capitalisation is among top 90
iii. Securities will be included if full market capitalisation is 1.50 times of the last constituent in Nifty 100
iv. Securities will be excluded if rank based on full market capitalisation falls below 110 or if constituents get excluded from Nifty 500
v. Eligibility criteria for newly listed security is checked based on the data for a three-month period instead of a six-month period
Index Re-Balancing:
Index is re-balanced on semi-annual basis. The cut-off date is January 31 and July 31 of each year, i.e. For semi-annual review of indices, average data for six months ending the cut-off date is considered. Four weeks prior notice is given to market from the date of change.
Index Governance:
A professional team manages all NSE indices. There is 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.