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

Even Ken Griffin is a little worried. Multimanager funds like Griffin’s Citadel have come to dominate the hedge fund industry, riding a steady run of outperformance to oversee more than $1 trillion, ...

Citadel has abandoned its U.S. trade secrets lawsuit against crypto market maker Portofino Technologies, arguing that further litigation no longer made ...

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 ...

U.S. private equity firm, Citadel, is seeking sell around 11% stake in online broker, E*Trade Financial, The Wall Street Journal reports. The Illinois-based firm will offer around 24 million of its ...

Gift Article 10 Remaining As a subscriber, you have 10 articles to gift each month. Gifting allows recipients to access the article for free. Ken Griffin’s Citadel is buying Energy Grid Corp., a ...

A US billionaire’s trading giant has accused a former trader of being an “adjudicated liar” in a multimillion-pound legal ...

High-frequency trading has been good to billionaire Ken Griffin. His Citadel LLC returned more than 300 percent in a fund started as a high-frequency strategy in late 2007, according to two people ...