Pershing Square is a privately owned hedge fund that was founded in 2003 by William A. Ackman, a value investor who buys stakes in undervalued companies with the intention of working with management to improve performance. Pershing Square focuses on long-term, value-oriented investing and employs a concentrated portfolio strategy.
Bill Ackman’s investment portfolio highlights a focused set of major growth and turnaround-oriented stocks, reflecting an activist-style approach to value creation. The top five directly listed investments include:
Amazon.com Inc — A large-cap investment centered on durable e-commerce dominance and expanding cloud (AWS) profitability.
Brookfield Corporation (Ordinary Shares Class A) — A diversified investment in global assets and alternative finance, aligning with Ackman’s interest in resilient cash flows and long-duration value.
Microsoft Corporation — Exposure to enterprise software strength and recurring revenue streams from productivity and cloud platforms, consistent with a quality-growth stock selection strategy.
Uber Technologies Inc — An investment thesis tied to platform scale, network effects, and the path toward sustained operating leverage as mobility demand stabilizes.
Restaurant Brands International Inc — A conviction-driven investment in scaled restaurant franchising, emphasizing brand strength and margin improvement through system-wide efficiency.
Overall, these stocks suggest Bill Ackman favors high-impact businesses within large markets—prioritizing investment theses that combine competitive advantages, potential operational improvements, and opportunities for significant portfolio upside across public equities.
Ackman launched Pershing Square USA, a new closed-end fund, in April. Within the first seven weeks, he's invested 85% of capital that was raised.
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Bill Ackman, the investment legend who runs the show over at Pershing Square (NYSE:PS), has been quite vocal in the past month.
Discover Bill Ackman’s 5 largest holdings as of June 2026, including Amazon (AMZN). Explore Pershing Square’s concentrated, high-conviction large-cap portfolio.
Bill Ackman's top dividend stocks (May 2026) feature Restaurant Brands Int. (QSR), owning Burger King, Tim Hortons, and Popeyes.
Bill Ackman's top holdings (April 2026) include Brookfield Corp (BN), a global alternative asset manager in real estate, infrastructure, and private equity.
Ackman is seen as a confrontational investor. He gained renewed attention when he hedged Pershing Square Capital Management’s portfolio with US $27 million in credit protection before the 2020 stock market crash, as he suspected it would crash. The hedge was effective, raising $2.6 billion in less than a month.