Sebi Revises Closing Auction Session with Last 30-Minute VWAP Settlement
The Securities and Exchange Board of India (Sebi) announced changes to the closing auction session (CAS) framework effective December 7, 2026. Settlement prices for index derivatives will use the volume-weighted average price (VWAP) of constituent securities during the last 30 minutes of continuous trading. CAS will run from 3:30 pm to 3:40 pm daily. Changes on unexecuted iceberg orders transition will start February 8, 2027.
Business Standard·




