Overview

• SEBI’s interim order accused Jane Street of using intraday index manipulation and extended marking the close to book ₹36,502.12 crore in profits between January 2023 and March 2025.
• The regulator froze ₹4,844 crore in alleged unlawful gains and barred the US trading firm from Indian markets.
• NSE equity derivatives turnover plunged nearly 21% on July 10, marking the lowest volume since May on the first weekly expiry without Jane Street’s trades.
• Retail losses in futures and options surged 41% to ₹1.06 trillion by July 7, underscoring deep vulnerabilities among individual investors.
• Jane Street denies wrongdoing, plans to contest the order within the 21-day response window, and SEBI has tightened surveillance, imposed contract limits and will extend its probe to Sensex options on the BSE.