Ex-Citadel Worker Pleads Guilty to HFT Data Theft
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A former Citadel LLC employee pleaded guilty to stealing data from the Chicago investment firm and high-frequency trading computer code from another company.
Yihao Ben Pu, 26, who was first charged in 2011, today admitted taking the proprietary information from Citadel that year and to an earlier theft of trade secrets from an unnamed company based in Red Bank, New Jersey, that developed HFT infrastructure software.