Closing Auction Session needs market makers as price swings persistIndia’s new 20-minute Closing Auction Session (CAS) absorbed a record $4.2 billion in MSCI-linked trades on Monday, but sharp price swings ...
01 Sep, 2026, 10.04 AM IST
MSCI rejig disrupts arbitrage playbook, fuels late-session volatilityMSCI index rebalancing on Monday saw sharp stock swings in the final minutes. Global funds adjusted holdings, impacting several stocks sign...
01 Sep, 2026, 06.40 AM IST
NSE records Rs 39,718 cr turnover in closing auction session on first index rebalancing dayThe National Stock Exchange saw substantial turnover in its Closing Auction Session. This session accounted for twenty-two percent of total...
31 Aug, 2026, 09.05 PM IST
Why India’s new closing auction is agonising traders: Q&AIndia’s new 20-minute closing auction system is facing renewed scrutiny after the Sensex briefly plunged nearly 3% during Thursday’s sessio...
31 Aug, 2026, 02.40 PM IST
MSCI rebalancing threatens to turn ‘Messy’ in new Indian auctionThis Monday marks a critical juncture for India's new closing auction system, as it gears up to manage an influx of billions in passive fun...
31 Aug, 2026, 07.36 AM IST
Former BJP MP Kirit Somaiya seeks SEBI probe into sharp Sensex swing during CASFormer BJP MP Kirit Somaiya has urged SEBI to investigate the sharp swings in the Sensex during the Closing Auction Session on August 27, w...
30 Aug, 2026, 04.36 PM IST
- We imported the auction, but we left out the brakes
India’s Closing Auction Session (CAS) was introduced to improve price discovery, but recent sharp swings have exposed gaps in its safeguard...
29 Aug, 2026, 05.54 PM IST
No room for CASual volatilityThe recent Closing Auction Session has led to dramatic swings in the market, resulting in major losses for investors. While the intention b...
28 Aug, 2026, 11.11 PM IST
Was Sensex’s 2,000-point expiry crash a one-off? Here's what Friday's close hints about CASSensex stayed relatively calm during Friday’s closing auction, a day after a 2,000-point plunge during the monthly expiry raised fresh conc...
28 Aug, 2026, 05.42 PM IST
Sensex rises 330 points, Nifty closes above 24,150 as IT rally helps market snap 2-day losing streak. What’s ahead?Indian markets rebounded on Friday after two sessions of losses, with Sensex rising 331 points and Nifty gaining 85 points. Heavyweight IT ...
28 Aug, 2026, 04.17 PM IST
CAS chaos: How did Sensex crash 2,000 points in 6 minutes while Nifty stayed stable on monthly expiry?Sensex plunged over 2,000 points during Thursday’s closing auction session before recovering some losses, while Nifty remained comparativel...
28 Aug, 2026, 03.46 PM IST
Bankex put sees a dramatic surge of 14,700% on expiry dayBankex options saw a significant surge during Thursday's expiry session. This unusual spike occurred within minutes, causing considerable t...
28 Aug, 2026, 06.36 AM IST
Sebi chief Tuhin Kanta Pandey clarifies on CAS changes after big Sensex expiry-day swingSebi Chairman Tuhin Kanta Pandey said the regulator has no plans to change the Closing Auction Session despite sharp expiry-day swings. Seb...
27 Aug, 2026, 07.56 PM IST
Monthly Expiry shock: Did CAS fail its biggest test after Sensex loses 2,000 points in 6 minutes?The Sensex witnessed a sharp late-session swing of over 2,000 points in six minutes on Thursday, raising fresh questions about the Closing ...
27 Aug, 2026, 05.04 PM IST
Sensex sharply tumbles 500 points on first monthly expiry after CAS, Nifty closes below 24,100. What lies ahead?Indian equities fell sharply on Thursday, erasing gains during the first monthly expiry under the new closing auction session. Sensex dropp...
27 Aug, 2026, 03.59 PM IST
CAS chaos triggers liquidity spiral: Nuvama says higher participation needed to break cycleBSE’s new Closing Auction Session has faced weak participation, with Nuvama reporting sharp declines in option premium volumes and contract...
22 Aug, 2026, 02.58 PM IST
Sebi chief Tuhin Kanta Pandey says CAS here to stay, will study concerns over rolloutSebi Chairman Tuhin Kanta Pandey says the closing auction session (CAS) is here to stay, even as the regulator reviews concerns over its im...
17 Aug, 2026, 12.32 PM IST