India's markets regulator has widened an investigation into alleged market manipulation by U.S. securities trading firm Jane Street to include other indexes and exchanges, a source familiar with the matter said.

Regulator bans US trading firm, directs it to disgorge unlawful gains of Rs4,843 cr for allegedly manipulating stock indices through positions taken in derivatives segment; However, its

India has barred Jane Street from the country’s financial markets and said it would seize around $570 million that the U.S. securities firm made from allegedly fraudulent trades.