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’s hedge fund is taking a fraction of the space in its exit from Citadel Center; TPG Angelo Gordon negotiating ...

Ken Griffin’s Citadel is departing the iconic Chicago tower that once served as its headquarters, cutting one of its last remaining ties to the city.

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

The media company Semafor is planning a Washington economic conference for global CEOs this April that it hopes will rival ...

The media company Semafor is planning a Washington economic conference for global CEOs this April that it hopes will rival ...

The Citadel founder had initially teamed up with Sterling Bay to build his new corporate home after exiting Chicago, but cut ...

Billionaire Ken Griffin has tapped Related Companies to develop the global headquarters of his financial firms, hedge fund ...