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Business & Stocks Business Standard • Oct 15, 2026

SEBI Revises CAS Framework and Restores Final 30-Minute VWAP Method for Derivatives Settlement

💡 Key Takeaways

•Capital market entities including BSE, NSE, and Nuvama Wealth remain in focus following SEBI's regulatory revisions.
•SEBI revised CAS rules and restored the final 30-minute VWAP method to eliminate execution discrepancies and ensure valuation consistency during derivatives expiry settlement.
•The regulatory intervention aligns multi-asset reporting standards across depositories and mutual fund RTAs.

NEW DELHI [NCRBuzz Wire] — ### Regulatory Overhaul in Capital Markets

**NEW DELHI** — Capital market stocks and financial institutions, including BSE, NSE, and Nuvama Wealth, experienced heightened market attention following a series of regulatory updates announced by the Securities and Exchange Board of India (SEBI). The revisions center on the restructuring of the Consolidated Account Statement (CAS) framework alongside the formal reinstatement of the final 30-minute Volume Weighted Average Price (VWAP) methodology for derivatives expiry settlement.

### Impact on Derivatives Settlement

**THE REVISED METHODOLOGY** was introduced to address operational bottlenecks and execution discrepancies observed during market close periods. By reverting to the final 30-minute VWAP benchmark, SEBI aims to ensure greater valuation consistency and mitigate volatility risks during derivatives contract settlements. This adjustment impacts institutional and retail participants by aligning multi-asset reporting standards across depositories and mutual fund Registrars and Transfer Agents (RTAs).

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🏛️ Background Context

Consolidated Account Statements (CAS) act as an essential consolidation mechanism for Indian retail investors, compiling multi-asset holdings across NSDL, CDSL, and mutual fund RTAs. Regulatory updates regarding pricing benchmarks like VWAP seek to eliminate execution discrepancies and reinforce institutional transparency across capital market operations.

💡 Citizen & Commuter Quick Explainer (FAQ)

Q1: What triggered the 3% rally in BSE and Groww shares?

The equity rally was triggered by reports indicating that a SEBI-backed expert panel is likely to recommend the VWAP method for CAS valuations.

Q2: What is the primary function of the VWAP methodology in financial markets?

VWAP calculates the average price a security has traded at throughout the day by factoring in both trading volume and executed price.

Q3: What is the expected next step regarding the CAS regulatory framework?

Market participants are awaiting formal guidelines and circulars from SEBI following the expert panel's final recommendations on valuation standards.

Verified Wires: Business Standard, Google News Business Original Wire Dispatch ↗

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