The hedge fund firm's tactical trading fund, which combines discretionary equity investing with quantitative strategies, climbed 14.3% through the end of June.

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June 4 (Reuters) - Citadel, one of the world's largest hedge fund managers, has accused a rival Chicago high-frequency trading firm of stealing its trading programs. Sign up here. It said in a court ...

Billionaire investor Ken Griffin's flagship hedge fund climbed in a volatile January, according to a person familiar with the returns. Citadel's multistrategy flagship Wellington fund rose 1.4% in ...

Citadel built its reputation on high-speed financial trading. Now, through natural gas, electricity and physical commodities, Ken Griffin's firm has quietly become one of the biggest players in ...

When Zohran Mamdani, the mayor of New York City, recently filmed a one-minute video to announce a tax on pieds-à-terre, his appetite for class warfare was on full display. Background music evoked the ...