SEBI has barred Jane Street, a quant trading firm, from the Indian stock markets for making unlawful gains by manipulating the stock index. The firm , allegedly, in an internal email to its employees, has denied the allegations and plans to challenge the ban. Find out more about Jane Street, its operations in India, why SEBI has barred it, and Jane Street's response, only on FINMINATI. Find 1-min and 1-page news summaries of business, finance and economic news, on FINMINATI.