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Bill Ackman Just Made a Major Overhaul to Pershing Square's Portfolio. Here Are the Biggest Changes.

Reported by Theglobeandmail ·Tradingview
Aug 23, 2026· 2 min read
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Key Takeaways
  • • Bill Ackman's Pershing Square disclosed six new portfolio positions in Q2 2026, marking one of the fund's largest portfolio overhauls, with new holdings in Netflix, Visa, Mastercard, S&P Global, Intercontinental Exchange (ICE), and Alcon.
  • • The investment rationale centers on undervaluation and growth potential across the new positions, with Ackman signaling a strategic shift toward established cash-generative businesses and financial services infrastructure.
  • • Amazon represents a significant new position at 9.31% of Ackman's portfolio, making it the only "Magnificent Seven" technology stock he newly acquired during the period.
  • • Uber remains Pershing Square's largest holding as of June 30, 2026, with a portfolio value of approximately $19.5 billion, indicating sustained conviction in mobility and platform economics.
  • • The portfolio moves suggest Ackman is repositioning away from underperforming positions relative to S&P 500 benchmarks, diversifying into payment networks, media streaming, and exchange infrastructure.
Summary
Bill Ackman's Pershing Square Capital Management unveiled a major portfolio restructuring in the second quarter of 2026, introducing six new equity positions that signal a strategic reorientation toward undervalued, cash-generative businesses and critical financial infrastructure. The new holdings—Netflix, Visa, Mastercard, S&P Global, Intercontinental Exchange (ICE, the owner of the New York Stock Exchange), and Alcon—represent Ackman's largest portfolio overhaul in recent periods and reflect conviction in both secular growth trends and temporary valuation dislocations.

The addition of Netflix alongside Visa and Mastercard demonstrates Ackman's interest in dominant platforms with pricing power and recurring revenue characteristics. These companies control essential infrastructure—payment processing, media distribution, and market operations—that generate substantial, predictable cash flows. The inclusion of S&P Global, a critical financial data and analytics provider, and Alcon, a diversified healthcare business, further indicates Ackman's focus on quality, essential services trading at attractive valuations.

Amazon's emergence as a 9.31% portfolio position marks a notable strategic decision. As the only "Magnificent Seven" technology stock Ackman newly purchased during the quarter, the Amazon bet suggests selective engagement with the mega-cap technology complex, specifically targeting a company with substantial cloud infrastructure, advertising, and logistics cash flows rather than pursuing artificial intelligence momentum plays.

Uber's continued dominance as the portfolio's largest holding—valued at approximately $19.5 billion as of June 30, 2026—underscores Ackman's sustained confidence in mobility platform economics and network effects. This concentrated position, combined with the new six holdings, indicates a portfolio strategy balancing core conviction positions with diversification across financial services, technology infrastructure, and consumer platforms.

The timing of these portfolio adjustments reflects apparent underperformance of Pershing Square relative to broader market benchmarks. By rotating into established, profitable businesses with durable competitive advantages, Ackman appears to be repositioning the fund toward quality assets trading below intrinsic value—a classic activist value thesis executed through new position accumulation rather than activist engagement campaigns.

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Theglobeandmail Bill Ackman Just Made a Major Overhaul to Pershing Square's Portfolio. Here Are the Biggest Changes. Tradingview Bill Ackman Just Made A Massive Tech Stock Bet