SEBI’s proposed changes to the Closing Auction Session could ease expiry-day volatility and reduce uncertainty for derivatives traders, according to Jefferies and Anand James of Geojit Investments. Jefferies said the proposals are positive for brokers and exchanges, while James elaborated that the consultation paper could help traders understand the final part of the trading session better and encourage participation. Jefferies says CAS concerns could ease Jefferies said SEBI’s consultation paper addresses concerns raised by option traders after CAS was introduced in August 2026.