SEBI implemented Closing Auction Session (CAS) from August 2026 to replace the VWAP system for determining closing prices, aiming to align with developed markets. However, thin volumes, a blind spot in order matching, and mismatch with derivatives trading timing have raised concerns. Experts suggest the move is correct but India's market may not be mature enough yet.
Exam Lens
Quick Exam Facts From News
1-Minute Revision
- ›Implementation Date: August 2026
- ›CAS Trading Window: 3:15 pm to 3:30 pm (random end between 3:27-3:30)
- ›Target this Data: CAS implemented in August 2026; random end between 3:27-3:30 pm; effective trading time ~8 min.
- ›Target this Nodal Body: Securities and Exchange Board of India (SEBI).
- ›Target this Legal Point: No specific legal provision mentioned; regulatory change under SEBI powers.
Mastered this topic? Test your knowledge with a full MCQ quiz.
Practice exam-style questions, track your score, and strengthen your recall.