How One Whistleblower Turned the Tables on High-Frequency Traders

A once esoteric corner of the stock market —- “order types” —- has taken center stage the past few years in the debate about the health of the market, the role of high-speed traders in it and how stock exchanges interact with clients. A big reason for the scrutiny: Order types in many ways stand …

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How One Whistleblower Turned the Tables on High-Frequency Traders