Originally issued by Lincoln during the Civil War in 1863, the proclamation declared enslaved people in the Confederate ...

Lobbyists for the law said it would protect trade secrets and invite high-paying companies to Florida.

The hedge-fund billionaire also paid a record $43.2 million for a copy of the U.S. Constitution four years ago.

Griffin paid a record $13.7M for the 13th Amendment and $4.4 million for the Emancipation Proclamation. Both documents were ...

Billionaire developer and Palm Beach resident Ken Griffin's most recent purchases include rare copies of the Emancipation ...

Zohran Mamdani wants Ken Griffin to pay more tax on his Central Park penthouse. We break down what it means for homeowners ...

Griffin, who runs a $66 billion hedge fund, was able to navigate markets that turned turbulent in April after U.S. President Donald Trump announced "reciprocal" tariffs on dozens of countries. Citadel ...

Ken Griffin bought an Abraham Lincoln–signed copy of the 13th Amendment, for $13.7 million, and the Emancipation Proclamation ...

Citadel founder and CEO Ken Griffin told graduates there's no shame in switching careers if they're not truly interested in their fields.

Ken Griffin’s massive Palm Beach estate is now considered the most expensive in the world, valued at $1 billion. TNS. Griffin, who knows the wealthy enclave of Palm Beach intimately, ...

Citadel Securities bought Morgan Stanley’s unit focused on electronic market-making for US equity options, expanding the firm ...

Ken Griffin, the founder and CEO of Citadel, on Nov. 5, 2014. “Richard Irvin is the best person to lead our state in this election cycle,” Griffin said. “This is not just about beating J.B.