S&P CNX 500 Equity Index is desegregated into 71 Industry sectors which are separately maintained by IISL. The industry indices are derived out of the S&P CNX 500 and care is taken to see that the industry representation in the entire universe of securities is reflected in the S&P CNX 500. e.g., if in the entire universe of securities, Banking sector has a 5% weightage, then the Banking sector (as determined by the Banking stocks in S&P CNX 500) would have a 5% weightage in the S&P CNX 500. The Banking sector index would be derived out of the Banking stocks in the S&P CNX 500. The changes to the weightage of various sectors in the S&P CNX 500 would dynamically reflect the changes in the entire universe of securities.

S&P CNX Industry Indices are computed using free float market capitalization weighted method w.e.f. October 11, 2010

List of S&P CNX Industry Sectors