Derivatives

In July 2025, India’s market regulator SEBI shook the global trading world by banning Jane Street, one of Wall Street’s most elite and secretive trading firms from operating in Indian securities markets. The move came after SEBI accused the firm of manipulating India’s high-volume derivatives segment, specifically targeting trades in Bank Nifty options. But what makes this case truly fascinating is how it began not with a tip-off or whistle blower, but with a lawsuit filed by