Important difference between Nifty and Sensex is,
1) Nifty takes the full market cap of all of its 50 stock constituents and calculates weights accordingly.
2) Sensex Weights companies based on the free-float market capitalisation. Free-float is the shares not held by the promoters or institutions and hence, freely available for trade.
nifty vs sensex, nifty and sensex weights difference.
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