At the start of the new month, confusion has ensued for stock market investors as a new mechanism for closing and revised timings has left traders scrambling to adapt. From August 3, 2026, the closing timings of different segments of the market have seen a split, resulting in key benchmarks Nifty50 and BSE Sensex seeing a rare divergence in the Monday closing session.

New market timings from August 3 include extended F&O trading until 3:40 pm and a new Closing Auction Session.

Final minutes of the trading day are set to change from Monday, August 3, as the Securities and Exchange Board of India (Sebi) is introducing a new Closing Auction Session for…

India's stock market introduces new closing times and auction sessions starting today. Continuous trading for F&O stocks ends at 3:15 p.m. for a new auction process. Other…

Nifty surged nearly 200 points in two minutes after India introduced the Closing Auction Session for F&O stocks. The new mechanism replaced the VWAP-based closing price with an…

India's stock markets have introduced an innovative auction system to determine closing prices, specifically designed for cash market stocks paired with derivative contracts. This…

Market participants faced confusion during the new auction system's debut. Indices and stock values diverged significantly, catching traders by surprise. The new system…

The National Stock Exchange, in an V-hour clarification, said that Closing Auction Session was implemented under the guidance of SEBI as it promotes transparency and fair and…

Niftys last-minute 200-point surge after the launch of the Closing Auction Session (CAS) sparked confusion among traders, prompting NSE to clarify the index calculation process.…