Exchanges crack down on market manipulation
/Regardless of the true effect that Sarao had on the 2010 flash crash, one thing seems to be certain. He was manipulating the market and the CME was widely critizized for letting him get away with it for so long.
So, not hard to imagine that in different board rooms at exchanges and regulators, market supervision was a hot topic. The outcome is predictable as well. Read the full article here