Bill Ackman

Bill Ackman founded the hedge fund Pershing Square Capital Management in 2004. The billionaire investor became known for his activist campaigns against McDonald's, Wendy's and Herbalife, among others, and the rescue of mall real estate operator General Growth Properties.

Known for his outspoken opinions, Ackman has amassed a large following on the social media platform X, where he comments on issues ranging from antisemitism to the 2024 presidential election.