NSE Derivatives Volumes Plunge to Lowest Since November 2023 Amid CAS Implementation

Why in news

NSE and BSE derivatives volumes hit multi-month lows following the implementation of the Circuit Filter and Settlement (CAS) mechanism.

Background

NSE's monthly equity derivative turnover fell to ₹34.48 lakh crore, the lowest since November 2023. The CAS mechanism operates as a separate session from 3:15 PM to 3:35 PM to determine official closing prices.

Facts for Prelims

• FactNSE monthly equity derivative turnover: ₹34.48 lakh crore (lowest since Nov 2023)
• S&TCAS (Circuit Filter and Settlement) is a mechanism used to determine official closing prices
• BodySEBI (Securities and Exchange Board of India) is the primary regulator for capital markets in India

For Mains

Q. Analyze the impact of regulatory mechanisms like CAS on market liquidity and speculative activity in the Indian derivatives market.

Dimensions to cover in your answer

• market volatility control
• impact on retail vs. institutional traders
• regulatory oversight vs. market depth

Keywords: market liquidity · speculative activity · regulatory framework · volatility management

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