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

In July 2024, Griffin purchased a late Jurassic-era stegosaurus skeleton for a record-setting $44.6 million. Griffin has ...

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

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

Billionaire hedge funder Kenneth Griffin was the buyer of record-breaking copies of the 13th Amendment and the Emancipation ...

The stock market has proven resilient in the face of President Donald Trump's aggressive trade war and conflict in the Middle ...

Citadel boss Ken Griffin scoops up Abraham Lincoln-signed Emancipation Proclamation, 13th Amendment for $18.1M By Ariel Zilber Published June 30, 2025, 4:29 p.m. ET ...

The hedge fund founder paid $13.7 million for a copy of the 13th Amendment and $4.4 million for the Emancipation Proclamation ...

Ken Griffin Pays Record $13.7 Million for Lincoln’s 13th Amendment Ending Slavery The hedge-fund billionaire also paid a record $43.2 million for a copy of the U.S. Constitution four years ago By ...

Ken Griffin’s emphasis on avoiding crowded defensive trades and prioritizing cash preservation encourages a more disciplined, risk-aware approach that can help investors sidestep sharp losses ...

Citadel founder Ken Griffin paid $18.1 million for copies of the 13th Amendment and the Emancipation Proclamation signed by President Abraham Lincoln.