{"id":2155,"date":"2025-05-27T09:00:11","date_gmt":"2025-05-27T09:00:11","guid":{"rendered":"https:\/\/www.gainify.io\/?p=2155"},"modified":"2026-02-19T13:01:45","modified_gmt":"2026-02-19T13:01:45","slug":"bill-ackman-stock-portfolio","status":"publish","type":"post","link":"https:\/\/www.gainify.io\/blog\/bill-ackman-stock-portfolio","title":{"rendered":"Bill Ackman Stock Portfolio Breakdown 2026: Pershing Square Holdings as of Q4 2025"},"content":{"rendered":"\n

The Bill Ackman stock portfolio<\/strong> represents a highly concentrated, high-conviction investment strategy executed through Pershing Square Capital Management<\/strong>, a publicly traded investment firm known for long holding periods and limited turnover. Rather than broad diversification, Ackman allocates capital into a small number of businesses where long-term fundamentals, governance quality, and capital allocation discipline can drive outsized returns over multi-year horizons.<\/p>\n\n\n\n

As of December 31, 2025<\/strong>, Pershing Square\u2019s equity portfolio is valued at approximately $15.53 billion<\/strong> and consists of 11 core positions<\/strong>. Portfolio performance is therefore driven by a small number of large holdings, with Brookfield, Uber Technologies, and Amazon<\/strong> representing the three largest allocations by market value. <\/p>\n\n\n\n

Q4 2025 was defined by a single, deliberate portfolio rotation.<\/strong> Pershing Square initiated a new position in Meta Platforms<\/strong>, immediately sizing it as a core holding rather than a peripheral allocation. The investment was partially funded by a full exit from Chipotle Mexican Grill<\/strong>, signaling a direct capital reallocation instead of incremental portfolio growth.<\/p>\n\n\n\n

This article provides a complete breakdown of Bill Ackman\u2019s stock portfolio<\/strong>, including current holdings, portfolio concentration, sector exposure, and recent trades disclosed in the February 17, 2026 SEC filing<\/strong>, with a focus on extracting practical insights for long-term, risk-aware investors.<\/p>\n\n\n\n

Who Is Bill Ackman and How Pershing Square Invests<\/h2>\n\n\n\n

Bill Ackman<\/a><\/strong> is the founder and CEO of Pershing Square Capital Management<\/strong>, an investment firm that runs a deliberately concentrated, activist-oriented equity strategy<\/strong>. Ackman\u2019s approach is built around the belief that long-term outperformance comes from owning a small number of high-quality businesses where fundamental value can be unlocked through operational improvement, governance changes, or disciplined capital allocation.<\/p>\n\n\n\n

Pershing Square typically holds 10-15 core equity positions<\/strong>, with each investment sized to have a material impact on portfolio returns. This structure is intentional. Ackman has consistently argued that excessive diversification reduces accountability, weakens research depth, and dilutes conviction. Academic research published by Yale School of Management in 2016 supports this view, showing that concentrated portfolios managed with strong risk controls have historically generated higher active returns than broadly diversified active funds.<\/p>\n\n\n\n

A defining element of Pershing Square\u2019s strategy is active ownership<\/strong>. Unlike passive or purely fundamental investors, Ackman often engages directly with company leadership, boards, and shareholders. This engagement can include advocating for strategic shifts, cost discipline, asset divestitures, balance-sheet optimization, or governance reforms. The objective is not short-term price appreciation, but structural improvements that enhance long-term cash flow generation and intrinsic value.<\/p>\n\n\n\n

Another distinguishing feature is capital patience<\/strong>. Pershing Square is structured to hold positions for multiple years, allowing investment theses to play out over full business cycles. This patience is reinforced by the firm\u2019s permanent capital base, which reduces the pressure to trade based on short-term market volatility. As a result, periods of low activity, such as Q4 2025, are not a lack of decision-making but an expression of conviction that existing positions remain correctly sized and fundamentally intact.<\/p>\n\n\n\n

In practice, Pershing Square\u2019s investment model combines deep fundamental analysis, concentrated position sizing, activist engagement, and long holding periods<\/strong>. This framework explains both the limited number of holdings in the portfolio and the significance of any changes that do occur, as each new position or exit reflects a high level of confidence rather than tactical trading.<\/p>\n\n\n\n

Bill Ackman\u2019s Investment Philosophy: Precision, Influence, and Long-Term Value<\/strong><\/h2>\n\n\n\n

William Albert Ackman has built his reputation as one of the most disciplined and outspoken top investors<\/a> of his generation, and his Q4 2025 portfolio reflects that same philosophy in action. Rather than spreading capital across dozens of names, Pershing Square concentrates its bets, actively engages with management teams, and focuses on owning businesses with the potential to compound value over many years.<\/p>\n\n\n\n

\u2705 Concentration and Conviction<\/strong>: Pershing Square holds just 11 positions, underscoring Ackman\u2019s belief that true outperformance comes from focus, not diversification. His top two holdings, Uber and Brookfield, now represent nearly 34% of the portfolio, a level of concentration that reflects deep conviction in their long-term value creation.<\/p>\n\n\n\n

\u2705 Activist Influence<\/strong>: Ackman is not a passive shareholder. Whether through board representation, operational input, or public advocacy, he has a long track record of pushing companies toward stronger governance and more efficient execution. This activist mindset remains central to Pershing\u2019s strategy today.<\/p>\n\n\n\n

\u2705 Willingness to Wait:<\/strong> worth remembering that Q3 2025 featured no new buys and no full exits<\/strong>, highlighting Ackman\u2019s comfort with inactivity when his highest-conviction ideas remain intact.<\/p>\n\n\n\n

\u2705 Focus on Durable Businesses<\/strong>: Pershing\u2019s portfolio emphasizes companies with strong competitive moats, global brand recognition, and predictable cash flows. From iconic consumer chains like Burger King (via Restaurant Brands International) and Chipotle to platform businesses like Amazon and Alphabet, Ackman\u2019s investments reflect a preference for businesses that can weather cycles while delivering consistent growth.<\/p>\n\n\n\n

\"Bill<\/a><\/figure>\n\n\n\n

Top 11 Holdings in Bill Ackman\u2019s Pershing Square Portfolio (Q4 2025)<\/h2>\n\n\n\n

Bill Ackman\u2019s stock portfolio at Pershing Square Capital Management remains highly concentrated, with each position selected to play a distinct role in long-term capital compounding. As of December 31, 2025, the portfolio consists of 11 publicly disclosed equity holdings<\/strong>, each sized to materially impact overall performance.<\/p>\n\n\n\n

#<\/div><\/th>
Company<\/div><\/th>
Market Value<\/div><\/th>
Portfolio Weight<\/div><\/th>
Investment Rationale<\/div><\/th><\/tr><\/thead>
1<\/div><\/td>
Brookfield (BN)<\/strong><\/div><\/td>
$2.82B<\/div><\/td>
18.15%<\/div><\/td>
Global asset manager with inflation-linked real assets and long-duration contracted cash flows.<\/div><\/td><\/tr>
2<\/div><\/td>
Uber Technologies (UBER)<\/strong><\/div><\/td>
$2.47B<\/div><\/td>
15.90%<\/div><\/td>
Scaled mobility platform transitioning into durable free cash flow generation.<\/div><\/td><\/tr>
3<\/div><\/td>
Amazon (AMZN)<\/strong><\/div><\/td>
$2.22B<\/div><\/td>
14.28%<\/div><\/td>
Global commerce and cloud infrastructure leader supported by AWS operating leverage.<\/div><\/td><\/tr>
4<\/div><\/td>
Alphabet (GOOG)<\/strong><\/div><\/td>
$1.93B<\/div><\/td>
12.46%<\/div><\/td>
Dominant digital advertising platform with data scale and AI-driven margin expansion.<\/div><\/td><\/tr>
5<\/div><\/td>
Meta Platforms (META)<\/strong><\/div><\/td>
$1.76B<\/div><\/td>
11.37%<\/div><\/td>
High-margin advertising business with improving capital discipline and cash flow recovery.<\/div><\/td><\/tr>
6<\/div><\/td>
Restaurant Brands International (QSR)<\/strong><\/div><\/td>
$1.56B<\/div><\/td>
10.05%<\/div><\/td>
Asset-light franchise model generating predictable, recurring royalty income.<\/div><\/td><\/tr>
7<\/div><\/td>
Howard Hughes Holdings (HHH)<\/strong><\/div><\/td>
$1.50B<\/div><\/td>
9.69%<\/div><\/td>
Long-duration real estate platform with scarce land assets and embedded development value.<\/div><\/td><\/tr>
8<\/div><\/td>
Hilton Worldwide (HLT)<\/strong><\/div><\/td>
$869.98M<\/div><\/td>
5.60%<\/div><\/td>
Asset-light hospitality operator benefiting from global travel demand and pricing power.<\/div><\/td><\/tr>
9<\/div><\/td>
Alphabet (GOOGL)<\/strong><\/div><\/td>
$212.31M<\/div><\/td>
1.37%<\/div><\/td>
Secondary exposure to Alphabet\u2019s advertising and services ecosystem.<\/div><\/td><\/tr>
10<\/div><\/td>
Seaport Entertainment Group (SEG)<\/strong><\/div><\/td>
$99.32M<\/div><\/td>
0.64%<\/div><\/td>
Niche real estate and entertainment assets with redevelopment optionality.<\/div><\/td><\/tr>
11<\/div><\/td>
Hertz Global Holdings (HTZ)<\/strong><\/div><\/td>
$78.34M<\/div><\/td>
0.50%<\/div><\/td>
Asset-backed transportation business with turnaround and asset revaluation potential.<\/div><\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n

Bill Ackman\u2019s Q4 2025 Portfolio Changes<\/h2>\n\n\n\n

In Q4 2025, Bill Ackman<\/strong> made one clear structural decision inside Pershing Square\u2019s stock portfolio: he exited Chipotle Mexican Grill, reduced its Alphabet position and redeployed that capital into a new core position in Meta Platforms and added to Brookfield and Amazon . Outside of this rotation, activity was limited to incremental adds and minor trims.<\/p>\n\n\n\n

The quarter reflects deliberate capital reallocation rather than broad repositioning.<\/p>\n\n\n\n

Brookfield (BN): Bill Ackman\u2019s Largest and Most Structural Holding<\/h3>\n\n\n\n

In Q4 2025, Bill Ackman materially increased his Brookfield position<\/strong>, raising the share count by 49.69% and deploying approximately $929.66 million. This was one of the largest capital allocations in the quarter.<\/p>\n\n\n\n

Despite the substantial increase in shares, Brookfield\u2019s portfolio weight declined by 1.1 percentage points. This was not the result of selling or reduced conviction. It occurred because other holdings, particularly Amazon and Meta<\/strong>, grew faster in relative value, diluting Brookfield\u2019s percentage of total assets.<\/p>\n\n\n\n

According to Pershing Square\u2019s investor presentation, Brookfield functions as a permanent capital compounder<\/strong>, anchored in fee-related earnings, long-duration real assets, and inflation-linked cash flows. Ackman uses Brookfield as a balance-sheet stabilizer and capital recycling engine<\/strong>, not as a position that needs continuous weight optimization.<\/p>\n\n\n\n

The Q4 activity reflects intentional scaling of a core holding<\/strong> rather than a tactical bet. Brookfield remains the largest and most structural position<\/strong> in the portfolio, designed to anchor returns across market cycles rather than maximize short-term performance.<\/p>\n\n\n\n

Amazon (AMZN): Increased Allocation in Q4<\/h3>\n\n\n\n

In Q4 2025, Bill Ackman increased Pershing Square\u2019s Amazon position by approximately $866 million<\/strong>, reinforcing Amazon\u2019s role as a core holding and moving it firmly into the top tier of the portfolio by weight. This was an active capital allocation decision rather than a passive effect of market appreciation.<\/p>\n\n\n\n

Pershing Square\u2019s 2026 Annual Investor Presentation frames Amazon as a long-duration compounder anchored by AWS-driven cash generation<\/strong> and improving operating leverage across its global retail and logistics network. The firm emphasizes normalized free cash flow as the primary valuation driver, rather than near-term earnings volatility.<\/p>\n\n\n\n

The additional capital deployed in Q4 signals that Ackman viewed Amazon\u2019s forward return profile as sufficiently attractive to warrant incremental investment within a highly concentrated portfolio. This increase, alongside Brookfield\u2019s continued prominence and Meta\u2019s new entry, contributed to the reordering of the portfolio\u2019s top positions without altering its overall concentration discipline.<\/p>\n\n\n\n

Meta Platforms (META): A High-Conviction Entry Funded by Rotation<\/h3>\n\n\n\n

In Q4 2025, Bill Ackman opened a new position in Meta Platforms<\/strong>, and he did so at meaningful size. Pershing Square invested roughly $1.79 billion<\/strong> in Meta at an average price of $667.77<\/strong>, making it one of the fund\u2019s largest holdings immediately. By the end of the quarter, Meta represented 11.37% of the portfolio<\/strong>.<\/p>\n\n\n\n

This was not a gradual entry or an opportunistic trade. The Meta position was funded largely through the complete exit from Chipotle Mexican Grill<\/strong>, making the move a clear portfolio rotation rather than an expansion of overall risk. Ackman effectively shifted capital from a mature consumer business into a platform with stronger operating leverage and cash flow scalability.<\/p>\n\n\n\n

Pershing Square\u2019s investor presentation highlights Meta as a business that has moved past its heavy investment phase and into a period of sustained free cash flow generation<\/strong>. Advertising demand across Meta\u2019s platforms now converts into cash at scale, while disciplined cost controls and share buybacks reinforce long-term shareholder returns.<\/p>\n\n\n\n

Meta\u2019s rapid rise into the top tier of the portfolio reflects confidence in its durable earnings power and capital discipline<\/strong>, not a short-term view on advertising cycles. For Ackman, Meta fits the same profile as his largest holdings: dominant platforms, strong cash generation, and the ability to compound value over many years.<\/p>\n\n\n\n

Chipotle Mexican Grill (CMG): A Full Exit After Thesis Maturity<\/h3>\n\n\n\n

Chipotle Mexican Grill was fully exited in Q4 2025<\/strong> after a long holding period. Pershing Square\u2019s materials describe the decision as a function of valuation compression rather than operational deterioration. Chipotle delivered on its original thesis through margin expansion, unit growth, and pricing power, but forward returns no longer justified its opportunity cost.<\/p>\n\n\n\n

Studies from the CFA Institute on portfolio turnover show that disciplined exits following thesis completion improve long-term capital efficiency. The Chipotle sale illustrates this principle and provided the funding base for the Meta acquisition.<\/p>\n\n\n\n

Alphabet (GOOG \/ GOOGL): Reducing Position Size While Maintaining Core Conviction<\/h3>\n\n\n\n

During Q4 2025, Bill Ackman reduced exposure to Alphabet across both share classes<\/strong>, with a more pronounced cut in Class A shares. The adjustment was driven by capital allocation and portfolio concentration management, not by a shift in Alphabet\u2019s long-term investment case.<\/p>\n\n\n\n

Alphabet remains a core holding within Pershing Square\u2019s portfolio<\/strong>. In the 2026 Annual Investor Presentation, the company is positioned as a dominant digital platform with durable free cash flow, a net cash balance sheet, and operating leverage tied to artificial intelligence deployment across Search and Google Cloud. The presentation emphasizes Alphabet\u2019s ability to fund innovation internally while returning capital through disciplined buybacks.<\/p>\n\n\n\n

The Q4 reduction primarily reflects funding for the new Meta Platforms position<\/strong> and a rebalancing of exposure following strong performance, rather than diminished confidence in Alphabet\u2019s competitive position. Ackman continues to view Google\u2019s control of search distribution, advertising demand, and AI-enabled infrastructure as central to its long-term earnings power.<\/p>\n\n\n\n

\"Bill<\/a><\/figure>\n\n\n\n

Pershing Square’s Key Portfolio Moves in Q3 2025<\/strong><\/h2>\n\n\n\n

Unlike Q1 and Q2, Q3 2025 was defined by restraint rather than action<\/strong>. There were:<\/p>\n\n\n\n