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NSE overhauls closing price discovery, changes F&O expiry settlement rules from December 7

The National Stock Exchange (NSE) has announced a revised framework for the Closing Auction Session (CAS) in the equity cash segment and changes to trading modalities in the equity derivatives segment, with the new rules set to come into effect from December 7, 2026.In two separate circulars issued on November 6, the exchange has detailed changes to the closing price discovery mechanism for…

First reported by The Economic Times 1 source
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  1. The Economic Times

    NSE overhauls closing price discovery, changes F&O expiry settlement rules from December 7 (opens The Economic Times in a new tab)

    The National Stock Exchange (NSE) has announced a revised framework for the Closing Auction Session (CAS) in the equity cash segment and changes to trading modalities in the equity derivatives segment, with the new rules set to come into effect from December…

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