Bill Ackman has established his pedigree as a long-term investor with a focus on attractive valuations. His hedge fund, Pershing Square Capital, has purchased or added to each of these positions in 2025.

Billionaire Bill Ackman, a hedge fund manager who wants build a modern-day Berkshire Hathaway, has been buying stock in Amazon and Uber.

Business leaders including Jared Kushner, David Sacks, and Bill Ackman took to X, where they expressed dismay at Kirk's death.

It’s the largest contribution to Defend NYC, a super PAC aimed at thwarting the Democratic nominee’s mayoral campaign.

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Pershing Square Capital Management CEO Bill Ackman increased his bets on two Magnificent 7 stocks in the second quarter, taking a new stake in one and raising his holdings in another. While one position has yielded nice gains since the end of the second quarter, the other has struggled.

Hedge fund billionaire Bill Ackman gave $1 million Tuesday to a super PAC opposing Zohran Mamdani’s New York City mayoral campaign, state campaign finance records show.

Google parent Alphabet and Amazon are billionaires' favorite quantum computing stocks. Both companies are investing heavily in quantum computing. Alphabet's and Amazon's biggest growth opportunities,

Billionaire investor Bill Ackman urged Republican mayoral candidate Curtis Sliwa to withdraw from the New York City election, warning that Sliwa's con