Amazon.com Inc. and billionaire financier Ken Griffin are among the backers anchoring a $500 million investment in small ...

Billionaire Ken Griffin has found a buyer for one of his luxury properties in Chicago, after cutting the asking price to half ...

CNBC’s Andrew Ross Sorkin interviews Kenneth C. Griffin, the founder and CEO of Citadel, at the CNBC Institutional Investor ...

The billionaire Republican megadonor and Citadel CEO opened up about the 2024 presidential race, taxes, and whether he'd run ...

Griffin is the most successful hedge fund manager in history, according to the Institutional Investor scoreboard and ...

Billionaire Ken Griffin has found a buyer for one of his luxury properties in Chicago, after cutting the asking price to half ...

Billionaire Ken Griffin has found a buyer for his top-floor condominium on the 38th floor of the building at 9 W. Walton St., ...

The condo, one of four unfinished floors Griffin owns at the top of a Gold Coast tower, has 7,500 square feet of raw space on ...

Billionaire Ken Griffin has found a buyer for his Chicago penthouse, last listed at $11 million, as his Chicago divestment continues.

Amazon is anchoring a $500 million fincancing round for X-energy to develop and use small modular nuclear reactors to meet ...

Billionaire Ken Griffin is the founder and CEO of Citadel Advisors, the highest-ranked hedge fund as measured by net gains ...

Citadel founder and CEO Ken Griffin acknowledged that while he supported Republican Nikki Haley for U.S. president, he has ...