How Costco’s Clothing Business Became Bigger Than Abercrombie And Gap

Key Concepts

• Apparel Business Growth: Costco's significant expansion and success in the clothing retail sector.
• Value Proposition: Costco's strategy of offering high-quality products at low prices.
• Private Label (Kirkland Signature): The role of Costco's in-house brand in its apparel strategy.
• Brand Partnerships & Licensing: How Costco collaborates with established brands.
• Opportunistic Merchandising: Costco's practice of acquiring excess inventory or overruns.
• "Treasure Hunt" Appeal: The customer experience of discovering unexpected brands and deals.
• Low Gross Margin: Costco's business model of operating with significantly lower markups than competitors.
• Membership Fees: The primary revenue source that enables Costco's low pricing strategy.
• Economies of Scale: The cost advantages gained from high-volume sales.
• Lululemon Lawsuit: A legal dispute concerning alleged replica clothing.
• Stock Performance & Investor Confidence: Analysis of Costco's stock valuation and market perception.
• Tariff Impact: How trade policies affect Costco's operations and pricing.
• Global Expansion: Costco's strategy of opening new stores worldwide.

Costco's Formidable Force in Fashion

Costco has quietly emerged as a major player in the global clothing retail market, boasting an apparel business valued at nearly $10 billion. This growth is attributed to a strategic approach that prioritizes tremendous value for its members. The company's success in apparel is not accidental; it has seen a nearly 40% increase in apparel sales over the past five years, significantly outpacing competitors like BJ's (28%) and Sam's Club (21%). This growth has positioned Costco's apparel segment as larger than established fashion brands such as Gap, Calvin Klein, Tommy Hilfiger, Abercrombie & Fitch, and Old Navy.

Strategic Offering: Private Label and Brand Names

Costco's apparel strategy hinges on a dual offering: its highly popular private label, Kirkland Signature, and well-known brand-name products. This combination allows Costco to be aggressive with pricing, particularly under the Kirkland brand, while also attracting customers with familiar labels. The transcript notes that consumers can find products from brands like Gap, Lucky Jeans, and Levi's at Costco, which encourages members to make purchases. In its latest fiscal quarter, men's apparel sales at Costco experienced double-digit growth.

Brand Partnerships and Licensing

A significant portion of Costco's apparel success is driven by partnerships. Many of the lines available are created specifically for Costco, often functioning as "diffusion lines" – variations of mainstream brand offerings that may differ slightly from what's available in regular retail stores. Licensing is another key avenue, exemplified by a May 2025 report from Women's Wear Daily indicating that the Saks Fifth Avenue brand name would be licensed to Centric Brands for men's apparel sales at Costco.

Opportunistic Merchandising and the "Treasure Hunt" Appeal

Costco's merchandising approach can sometimes be less streamlined, leading to a "treasure hunt" appeal for shoppers. This often involves acquiring products opportunistically. This can include special overruns from vendors, or purchasing excess inventory from other retailers or third parties. This explains how items like Birkenstocks can appear on Costco's website, even though the company states they do not sell directly to the wholesale club. This no-frills approach, combined with the potential to discover unexpected high-end or favorite brands, resonates with consumers.

The Power of Kirkland Signature

Costco's private label, Kirkland Signature, is a cornerstone of its apparel success. Launched in 1995, Kirkland Signature has cultivated a cult following and its branded clothing has become a trend. While historically associated with a "dad chic" aesthetic, social media and a growing consumer pride in value-conscious shopping have made the brand "cool." Kirkland Signature often partners with popular brands for manufacturing its own versions, sometimes openly advertising these collaborations (e.g., Ocean Spray, Reynolds Aluminum Foil), though often the partnerships are intentionally unclear. The transcript highlights that while the Kirkland brand itself is known for items like paper towels, its clothing, including sweatshirts, has gained significant traction. The visibility of Kirkland Signature branded clothing, particularly through social media, has also introduced the brand and Costco's apparel offerings to younger consumers.

Legal Challenges: The Lululemon Lawsuit

Costco's apparel business has faced legal scrutiny, most notably a lawsuit filed by Lululemon in 2025. Lululemon alleged that Costco was selling replicas of its clothing at lower price points. The lawsuit also touched upon the practice of brands secretly manufacturing for Costco's private label, with Lululemon claiming that Costco's ambiguity in sourcing led some consumers to believe its products were made by Lululemon, and that Costco did not actively dispel these rumors. However, the transcript notes that most of the products in question were not Kirkland brand, which experts suggest could weaken Lululemon's argument. Despite the legal battle, the lawsuit has inadvertently served as a significant advertising campaign for Costco, drawing attention to its extensive clothing lines. Experts view the lawsuit as a strategic misstep by Lululemon, potentially making them appear "uppity" against the widely liked Costco. The legal action has also served to validate the quality of Costco's offerings in the eyes of consumers.

The Costco Business Model: Membership Fees and Low Margins

Costco's ability to maintain such low prices, particularly in its apparel segment, is fundamentally linked to its membership fee structure. Membership fees are the company's primary source of income, allowing it to operate with significantly lower markups than typical retailers. While competitors like Target and Walmart have gross margins in the 20-30% range, Costco's gross margin hovers around 10%. This is because Costco's initial markup is kept exceptionally low, around 14%, a figure they are very disciplined about maintaining. The company's 2024 annual report indicates a strategy of reducing or holding prices steady to drive sales and remain competitive, even if it impacts margins. This volume-driven model, supported by membership income and economies of scale, allows Costco to share savings with consumers.

Beyond Essentials: High-Value Items

Interestingly, Costco's value philosophy extends beyond everyday essentials to high-priced items like expensive bottles of wine and diamond rings. The principle remains the same: offering these items at a price point significantly lower than what would be found elsewhere, thus providing paradoxical great value for money.

Stock Performance and Investor Outlook

Costco's stock performance has shown short-term volatility, with periods of underperformance against the S&P 500. This can be attributed to factors such as investors reallocating capital and a potential shift towards more discretionary stocks as interest rates lower. Costco's price-to-earnings ratio is high, reflecting strong investor confidence but also leading to increased volatility as investors demand consistent high performance. Despite this, Costco has been a long-term winner, with shares up around 150% over the past five years.

Navigating Tariffs and Global Expansion

Like other retailers, Costco has been affected by increased costs due to tariffs. However, the company has an advantage in its ability to divert some US-bound imports to other global markets. Furthermore, its limited brand selection allows for easier inventory swaps. Experts suggest that a sustained high tariff environment could eventually force Costco to raise prices. The company's commitment to aggressive expansion, both domestically and globally, with new store openings, provides investors with confidence in its future growth potential. This consistent growth trajectory is reflected in its stock chart, which generally trends upwards, making it a core holding for many investors.