Renaissance Technologies, the $65 billion hedge fund, is pushing back against federal regulators’ interest in highly-technical trading software out of concern that their source code wouldn’t be secure ...

The Manhattan district attorney's office is investigating whether a former technology executive stole computer code from a high-profile trading firm and used it to benefit a rival, according to people ...

A high-frequency trading software developer was charged on Thursday by Joon Kim, the acting U.S. Attorney in Manhattan, with attempting to steal quantitative trading code from a secretive financial ...

Former Citadel employee Yihao Ben Pu faces up to 20 years in prison after pleading guilty to stealing secret quantitative information from the Chicago-based hedge fund and another firm, Bloomberg News ...

A former Goldman Sachs programmer—featured in the book Flash Boys—was convicted on Friday for stealing high-speed trading code from the bank. Sergey Aleynikov, 45, was also acquitted on one count of ...