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
Sensex rises 287 points, Nifty closes above 24,300 as market swings into green on first monthly expiry after CASThe Indian stock market ended higher on Tuesday after a volatile session, with Sensex gaining 287 points and Nifty rising 115 points. Pharm...
25 Aug, 2026, 04.03 PM IST
BSE shares: Prabhudas Lilladher cuts target price to Rs 4,025 as CAS hits derivatives volumesPrabhudas Lilladher retained its ‘Buy’ rating on BSE but lowered the target price to Rs 4,025 from Rs 4,850, citing a slowdown in derivativ...
24 Aug, 2026, 02.13 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
Rs 30,000 cr loss in 3 months: Why BSE stock is failing investors and should you buy now?The BSE stock has witnessed a pronounced decrease in market value recently, attributed to the introduction of new auction regulations and d...
21 Aug, 2026, 09.58 AM IST
Explained: How a JP Morgan unit and a Mumbai-based stock broking firm allegedly manipulated Sensex during CASThe regulator flagged three sharp Sensex spikes, including a 362-point jump in two seconds and a 405-point surge in 28 seconds, as the inde...
20 Aug, 2026, 12.36 PM IST
Sebi flags manipulative trades during CAS on Sensex expiry day, fines two entitiesSebi issued an interim order against Copthall Mauritius and Mansi Share and Stock Broking for manipulative trading during the August 13, 20...
19 Aug, 2026, 08.56 PM IST
Getting used to CAS for auction deliverySebi's new closing auction session will determine stock prices. This new method improves price discovery and reduces manipulation risks. Op...
18 Aug, 2026, 11.01 PM IST
BSE shares drop 3% after second downgrade in two days. Nuvama lists CAS among 3 key headwindsBSE shares extended their losing streak after Nuvama downgraded the stock to Hold and cut its target price, citing three key concerns: the ...
18 Aug, 2026, 01.06 PM IST
Sebi chair rules out CAS rollback; assures commitment to resolving ongoing issuesThe Securities and Exchange Board of India is set to assess the implications of the newly implemented Closing Auction Session. Chairman Tuh...
18 Aug, 2026, 06.11 AM IST
Closing auction gets off to a rocky start, but India’s markets will adaptIndia's stock markets are adopting a closing auction session, impacting passive fund investing. Initial trading days showed price divergenc...
17 Aug, 2026, 11.55 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
Old strategies buried alive: How CAS hit Dalal Street tradersThe new closing auction session (CAS) has rattled Dalal Street, with traders saying long-standing strategies are no longer working. SEBI, h...
08 Aug, 2026, 02.14 PM IST