Interview FT World video

Tough trade: the challenges facing 'Flash Boys' CEO Brad Katsuyama

FT's Richard Henderson interviews the founder of the rival IEX exchange on why it has failed to capture much more than 3 per cent of the US equity trading market. Michael Lewis’s book 'Flash Boys' depicted Mr Katsuyama as a crusader against a market that had become 'rigged' to benefit high-speed traders.