Ackman wrote late Tuesday to Mamdani on X: “congrats on the win. Now you have a big responsibility. If I can help NYC, just ...

Mayor-elect Zohran Mamdani on Wednesday responded to billionaire Bill Ackman’s olive branch in the wake of his historic ...

Ackman built a massive position in Uber Technologies ( UBER 4.84%) at the start of 2025, praising CEO Dara Khosrowshahi for ...

The Herbalife Plaza in Torrance, California, on May 1, 2016. Bloomberg photo by Patrick T. Fallon. The documentary film "Betting on Zero," which chronicles hedge fund manager Bill Ackman's attempt to ...

Ackman started buying shares of this company after management aimed to course correct from some poor decisions. With a new CEO in charge, it's showing signs of a turnaround. The market has continued ...

Ackman kicked off 2025 with a bang, taking a massive stake in Uber Technologies ( UBER 0.56%). Pershing Capital owned more ...

Billionaire hedge fund manager Bill Ackman described one of the most lucrative trades of his career during a recent appearance at The Citadel, calling a bet on a bankrupt shopping mall operator “the ...

Hedge fund manager Bill Ackman is one of more controversial figures on Wall Street. The head of the $12 billion Pershing Square Capital Management fund has gained the ire of several peers, including ...