Citadel’s Ken Griffin is forging ahead with his new Park Avenue office tower, filing plans with the city as the developers ...

Billionaire investor Ken Griffin's flagship hedge fund eked out a small gain in a volatile January, according to a person ...

Meet the plugged-in players whom billionaire Ken Griffin is relying on to get Citadel’s new headquarters off the ground ...

Ken Griffin is bringing in the heavy guns, partnering with Related Companies to co-develop Citadel’s new $1 billion-plus ...

Citadel, the hedge fund founded by Ken Griffin, is looking at selling investment-grade bonds soon after a separate $1 billion sale last month.

Ken Griffin is partnering with Related Cos. to help develop the massive new Miami headquarters to house his Citadel ...

Ken Griffin of Citadel bought 1.1 million shares of Tesla, increasing his position by 396%. Tesla now ranks among his 25 ...

Griffin’s $500,000 donation to Levine Cava, a Democrat, in her race against a field of mostly Republican challengers drew national attention in June because of his standing as a top GOP donor ...

Citadel CEO Ken Griffin says it was a “mistake” not to buy crypto sooner, but that doesn’t mean he’s suddenly a fan of Bitcoin. “Of course, I wish I bought something that trades at 100 ...

Ken Griffin is partnering with Related Cos. to help develop the massive new Miami headquarters to house his Citadel ...