Mumbai, Aug. 12 -- Securities and Exchange Board of India (SEBI) Chairman Tuhin Kanta Pandey on Wednesday said the discrepancies seen after the introduction of the new Closing Auction Session (CAS) on August 3 have significantly narrowed, as the market regulator continues to monitor the new system and gather feedback from stakeholders.

CAS was introduced on August 3 as a new mechanism for determining closing prices of eligible stocks. The rollout initially led to concerns among market participants over differences between prices seen before the auction and the final closing prices, as well as divergence between the Nifty and Sensex.

Pandey said the regulator has been closely monitoring the performance of the new mechanism and has seen a...