An updated edition of the May 5, 2025 article.

In the world of investing, a wide moat describes companies with enduring competitive advantages that shield them from competitors — much like a moat safeguards a castle. Popularized by Warren Buffett, this investment approach focuses on businesses capable of maintaining strong profitability over the long run, thanks to factors such as unique market positioning, powerful brand loyalty, cost efficiencies, network effects and regulatory protections.

Several companies known for their wide moats include Intuit Inc. (INTU Quick QuoteINTU - Free Report) , Nestle S.A. (NSRGY Quick QuoteNSRGY - Free Report) , Costco Wholesale Corporation (COST Quick QuoteCOST - Free Report) and Visa Inc. (V Quick QuoteV - Free Report) . These firms operate in industries characterized by high barriers to entry, which help protect their market positions and support steady revenue growth by limiting competitive threats.

Wide-moat companies often gain their edge from factors like strong brand recognition, network effects, high switching costs for customers, regulatory barriers and economies of scale. These attributes create significant obstacles for new entrants or existing competitors looking to capture market share. As a result, such companies usually enjoy robust pricing power, consistent profit margins, and the ability to reinvest in their operations, further strengthening their long-term competitive position.

The appeal of investing in wide-moat businesses lies in their potential to generate reliable, long-term returns. Unlike companies in intensely competitive industries, where earnings often fluctuate due to pricing pressure and fierce competition, wide-moat firms typically demonstrate stronger resilience during economic slowdowns and market volatility. Their strong market positions and healthy balance sheets equip them to withstand challenges that could significantly affect less defensible businesses.

Investing in wide-moat companies offers a strong approach to long-term wealth building, as these firms generally generate consistent cash flows and create shareholder value through dividends and stock appreciation. While no investment is entirely risk-free, companies with strong economic moats provide a level of durability that many investors seek in an ever-changing market. Our Wide Moat Screen makes it easy to identify high-potential stocks at any given time — just like the ones mentioned above. 

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4 Wide-Moat Stocks to Keep an Eye on

Intuit, the financial software giant, has established a powerful economic moat through brand loyalty, network effects and high switching costs. Its widely used tax and accounting software has become the industry standard for small businesses, accountants and individual users. The company continuously enhances its artificial intelligence (AI)-driven automation features, further embedding users within its ecosystem. Once customers adopt Intuit’s services, switching to a competitor becomes difficult due to the integration of financial data and the learning curve involved in adapting to a new system. This lock-in effect strengthens Intuit’s pricing power and enables it to maintain strong margins.

Intuit has two main products — QuickBooks, which offers financial and business management online services and desktop software to small businesses, and TurboTax, which offers income tax preparation products and services. The space in which Intuit operates has a huge growth opportunity. There are over 29 million small and medium businesses in the United States alone. Intuit, with its QuickBooks Online Advanced solution, is now targeting the midmarket. Furthermore, the number of individuals preferring to file their income tax themselves is increasing rapidly, thereby expanding the scope for Intuit’s TurboTax software. 

For the last few years, the company has been trying to shift its business model from selling software to cloud-based subscription providers. Cloud-based solutions, against software-based ones, have gained popularity as they offer anywhere, anytime access. Cloud is a flourishing part of the technology space and has been gaining momentum in recent years. It is a process by which data or software is stored outside of a computer and is accessible from anywhere at any time via the Internet. This revolutionary idea can lower the IT costs of companies by cutting down the need for servers and staff. The acquisition of Credit Karma has also expanded Intuit’s customer base, allowing it to help this Zacks Rank #1 (Strong Buy) company’s customers better manage their personal finance requirements. You can see the complete list of today’s Zacks #1 Rank stocks here.

Nestle, the world’s biggest food and beverage company, possesses durable competitive advantages. One of its biggest strengths lies in its powerful brand portfolio, boasting over 2,000 brands including globally recognized names such as Nescafe, KitKat, Purina and Gerber. These brands enjoy deep consumer trust, built over decades, creating strong pricing power and customer loyalty. Powerful brands, global reach and operational excellence combine to create a formidable economic moat that positions it for enduring success.

Nestle, a Zacks Rank #2 (Buy) stock, benefits from vast global distribution networks and scale efficiencies. Operating in more than 190 countries, the company can reach diverse markets quickly and cost-effectively — something few competitors can replicate. NSRGY’s unparalleled R&D capabilities further enhance its edge, allowing it to innovate in areas like health, nutrition and plant-based foods.

The company’s consistent cash flows, resilience across economic cycles and strong dividend record make it an attractive choice for long-term investors. Its commitment to sustainability and shifting consumer trends, like health-conscious products, adds another layer of future-ready moat protection.

Costco Wholesale leverages a cost leadership moat, offering low prices through a membership-based model and efficient supply-chain management. The company’s ability to negotiate lower prices with suppliers and pass the savings on to customers results in strong customer loyalty, high membership renewal rates and consistent revenue growth. Being a consumer defensive stock, Costco has been surviving the market turmoil pretty well. Its key strengths are strategic investments, a customer-centric approach, merchandise initiatives and an emphasis on membership growth. 

Costco stands tall as a dominant force in the warehouse retail sector, boasting a wide array of high-quality merchandise. The company's emphasis on bulk sales and efficient inventory management allows it to keep prices low, making it a preferred shopping destination for budget-conscious consumers. This competitive pricing strategy helps Costco maintain steady store traffic and robust sales volumes.

COST continues to impress with its stellar revenue performance, showcasing its ability to navigate shifting economic dynamics. The consistent growth in membership fee income, coupled with a high renewal rate in key markets like the United States and Canada, underscores its effective customer retention strategies and strong member engagement. With a substantial base of paid household members and increasing executive memberships, Costco ensures a steady flow of high-margin recurring revenues. 

Costco's digital and e-commerce initiatives also continue to gain traction, contributing to overall sales growth. Its expansion strategy continues to look pretty impressive. The company remains committed to opening new clubs in the domestic and international markets. Costco currently carries a Zacks Rank #3 (Hold).

Visa, the global leader in digital payments, benefits from an extensive payment network that connects millions of merchants, banks and consumers worldwide. Its economic moat stems from the network effect, where the value of its services increases as more users and businesses participate. With a near-monopoly in card transactions, Visa generates significant revenues through transaction fees while facing minimal competition due to high regulatory and technological barriers in the payment processing industry. 

Visa consistently achieves growth in payments volume and processed transactions. The company's robust market position, strategic acquisitions and digital payment trends contribute to revenue expansion. Visa's strategic emphasis on inorganic growth through mergers, acquisitions, and partnerships has solidified its dominance, boasting 50% more payment volume than its closest competitor, Mastercard. The company's partnerships and investments underscore its ongoing efforts to extend its network and maintain a leading position in the payment industry. These strategic moves have expanded its global network, resulting in continuous growth in cross-border volumes.

Visa's commitment to technological innovation is evident in solutions like Visa Token Service, Visa Checkout, and Visa In-App Provisioning, which reinforce its leadership position in the evolving payments landscape. Focused on security, the company drives advancements in digital platforms, promoting technologies such as contactless, scan-to-pay, tap-to-pay, and secure remote commerce. With a significant increase in digital transactions and a decline in traditional methods, Visa anticipates substantial growth in emerging payment trends. This positions Visa for continued success in the evolving financial landscape. Visa currently carries a Zacks Rank #3.