New Delhi, July 5 -- Sebi chairman Tuhin Kanta Pandey on Saturday declared that market manipulation is "not going to be tolerated." His message comes a day after the regulator slapped an interim order against New York-based hedge fund manager Jane Street.

Sebi on Friday barred US-based Jane Street Group from the Indian securities markets and ordered them to disgorge unlawful gains of Rs.4,843 crore for unlawful gains - potentially the highest disgorgement ever.

Jane Street allegedly manipulated the stock indices through positions taken in the derivatives segment.

In its interim order, Sebi has debarred the Jane Street Group, consisting of the following companies: JSI Investments, JSI2 Investments Pvt Ltd, Jane Street Singapore Pte Ltd,...