sebi has taken action against alleged insider trading related to the indian energy exchange (iex), with reports indicating that eight individuals have been barred from the markets. the alleged insider trading is said to have resulted in illegal gains of around rs 173 crore, with some reports suggesting that traders exploited cerc data to profit from iex stock. the specifics of the case and the individuals involved are not entirely clear, but sebi has ordered the traders to surrender their illegal gains.