Billionaire investor Ken Griffin's hedge funds at Citadel have all posted positive returns during a volatile 2025, led by the tactical trading fund. Citadel's multistrategy Wellington fund, its ...

Billionaire Ken Griffin’s planned headquarters tower for his Citadel financial firms in Miami is already running into roadblocks, even as it comes in $1.5 billion more expensive than anticipated.

The announcement Thursday morning by billionaire hedge fund manager Ken Griffin that he plans to move Citadel’s headquarters from Chicago comes at an intriguing time politically for the billionaire ...

Key Points Kenneth C. Griffin is a noted investor who began trading in his dorm room at Harvard University and launched his ...

Ken Griffin suggested holding cash was the best move in the midst of last month's trade chaos. Still, his firm was able to notch a positive return in April. The hedge fund icon Ken Griffin said the ...

The most successful companies on Wall Street have been built by those with relentless ambition—and a strong wind at their back. Decades of deregulation helped growth-minded CEOs turn firms such as ...

The hedge funder shared his advice amid concerns that Trump’s pick to replace Fed Chair Jerome Powell could be too closely ...

The company, which shifted its headquarters to Miami in 2022, is relocating what’s left to a 50,000-square-feet space north of the Chicago River.