Costco Wholesale Corporation (COST) Stock Analysis

Why this analysis is different

• A sector-relative MoonshotScore — five pillars (business quality, financial safety, valuation, growth durability, momentum) re-ranked nightly against the full universe of US-listed common stocks.
• An AI Council read across up to eight perspectives — value, macro, quantitative, and momentum lenses — that shows where they disagree instead of averaging the tension away.
• Figures come straight from FMP and Yahoo Finance filings data. The AI writes the narrative around the numbers — it never edits the numbers.

Costco Wholesale Corporation (COST) Consumer Business Overview

Costco Wholesale Corporation is a global membership-based warehouse retailer distinguished by recurring membership-fee revenue, high-volume warehouses, Kirkland Signature private-label merchandise, broad product selection, ancillary services, and digital commerce. Its Consumer Defensive positioning reflects household-staples exposure, while profitability remains linked to membership trends, merchandise volume, cost control, and consumer spending.

What Is the Investment Thesis for COST?

Costco’s research profile is defined by a membership-based retail model that combines recurring membership-fee revenue with high-volume merchandise sales. The company reports a market capitalization of $424B, a P/E ratio of 47.0, a profit margin of 3.0%, a gross margin of 12.9%, a beta of 0.87, and a dividend yield of 0.58%. These figures describe a business valued at a substantial earnings multiple while operating with relatively low reported margins, consistent with the stated low-markup warehouse approach. Potential value drivers include membership retention, continued use of Kirkland Signature products, warehouse expansion, international operations, digital storefronts, business delivery, same-day grocery fulfillment, and ancillary services such as gas stations, pharmacies, optical clinics, food courts, hearing aid centers, and tire installation. The company employs 333,000 people and had 815 warehouses as of August 29, 2021, although later operating figures are Unknown. Key risks include weaker consumer spending, dependence on membership economics, inflation-related cost pressure, and the possibility that low merchandise markups provide limited room to absorb higher operating or procurement costs. No revenue growth rate, earnings forecast, analyst consensus, price target, or current membership count is provided.

Based on FMP financials and quantitative analysis

COST Key Highlights

Market capitalization of $424B, indicating the scale of Costco’s publicly valued equity base.

• P/E ratio of 47.0, a valuation metric that places the company’s reported share price relative to earnings.
• Profit margin of 3.0%, reflecting the company’s low-markup warehouse retail model and the importance of operating efficiency.
• Gross margin of 12.9%, providing context for merchandise economics before operating expenses and other costs.
• 333,000 employees, supported by a global warehouse network that included 815 locations as of August 29, 2021.

Who Are COST's Competitors?

COST is benchmarked below against 8 industry peers on price, market cap, and our AI MoonshotScore.

AI Score by Stock Expert AI · Price data: FMP / Yahoo Finance

What Are COST's Key Strengths?

Membership-based recurring revenue model supported by consistent membership renewal rates according to the provided AI insight.

• Broad international warehouse footprint and digital storefront presence across multiple countries.
• Kirkland Signature private-label offering combined with branded merchandise across numerous categories.
• Ancillary services and 636 gas stations broaden the customer relationship beyond merchandise sales.

What Are COST's Weaknesses?

Profit margin of 3.0% indicates limited reported profitability relative to the scale of merchandise activity.

• Low product markups increase the importance of membership fees, volume, and operating-cost control.
• The company relies on consumer and business purchasing activity across a broad but complex merchandise assortment.
• The provided warehouse count is dated August 29, 2021, limiting assessment of the current physical footprint.

What Could Drive COST Stock Higher?

COST catalyst: Membership-fee revenue and consistent membership renewal rates remain central recurring components of Costco’s operating model.

• International warehouse operations across North America, Europe, Asia, and Australia provide an established platform for geographic reach.
• Digital storefronts, business delivery, travel booking, and same-day grocery fulfillment extend Costco’s member services beyond physical warehouses.
• Kirkland Signature private-label merchandise provides a proprietary product line across Costco’s broad merchandise assortment.
• Ancillary offerings including 636 gas stations, pharmacies, optical clinics, food courts, hearing aid centers, and tire installation facilities broaden member engagement.

What Are the Key Risks for COST?

Inconsistent delivery — missed Wall Street EPS estimates in 1 of the last 8 reported quarters.

• Rich valuation — a P/E of 47.0 runs well above the Consumer Defensive sector’s ~28x, leaving little room for a miss.
• Insider selling — insiders were net sellers of roughly $4.1M recently.
• Economic downturns could reduce consumer spending and lower merchandise volumes across Costco’s household and discretionary categories.
• Costco’s relatively low product markups and 3.0% profit margin may leave limited room to absorb inflation or other operating-cost pressures.
• A decline in membership enrollment or renewal rates could weaken the recurring membership-fee component of the business model.
• The company faces competition across grocery, household goods, general merchandise, branded products, and digital retail from Walmart Inc., Target Corporation, and other businesses.
• International operations across many countries expose the company to complexity in managing diverse markets, although the provided sources do not quantify country-specific risks.

What Are the Growth Opportunities for COST?

• Growth opportunity 1: International warehouse expansion and deeper penetration could extend Costco’s membership-based model across the countries where it already operates. The provided footprint included 815 warehouses as of August 29, 2021, with locations across North America, Europe, Asia, and Australia. Existing operations in Japan, South Korea, Taiwan, Australia, Mexico, the United Kingdom, Spain, France, Iceland, and China provide a geographic platform for additional warehouse activity or greater utilization of current locations. The addressable market size, planned openings, expansion schedule, and timeline are Unknown. Costco’s potential advantage is the ability to reuse its warehouse, membership, merchandise, and private-label framework across multiple markets.
• Growth opportunity 2: Digital commerce and fulfillment provide a channel for Costco to increase customer access beyond physical warehouses. The company operates digital storefronts in the United States, Canada, the United Kingdom, Mexico, South Korea, Taiwan, Japan, and Australia, and offers business delivery, travel booking, and same-day grocery fulfillment in various countries. These services can broaden the ways members interact with Costco and complement warehouse purchases, but the provided sources do not quantify online revenue, digital penetration, order growth, addressable market size, investment requirements, or expected timing. The timeline for further digital expansion is Unknown. The relevant operating advantage is the existing connection between digital services and a membership-based customer relationship.
• Growth opportunity 3: Kirkland Signature private-label merchandise represents a company-specific avenue for assortment development and customer differentiation. The provided AI insight identifies Kirkland Signature as a key product line, while the business description states that Costco offers proprietary private-label products alongside well-known branded goods. Additional private-label breadth could affect merchandise mix, customer loyalty, and the value proposition of membership, but no private-label revenue share, product count, margin contribution, market size, or launch schedule is provided. The timeline for new Kirkland Signature initiatives is Unknown. The opportunity is tied to Costco’s ability to use its warehouse network and broad categories, including groceries, household products, apparel, and home-related merchandise, to maintain a distinctive assortment.
• Growth opportunity 4: Ancillary services and non-merchandise offerings could increase the range of member needs served within Costco’s ecosystem. The company provides pharmacies, optical clinics, food courts, hearing aid centers, tire installation facilities, gas stations, postage services, event tickets, travel booking, and automotive-related products. The provided description identifies 636 gas stations but does not provide sales, profitability, utilization, service penetration, market size, or expansion targets for these businesses. The timeline for additional service growth is Unknown. These offerings may support warehouse traffic and broaden the practical value of membership, although the sources do not quantify their contribution or future potential.
• Growth opportunity 5: Business delivery and the company’s broad merchandise assortment provide a potential avenue for serving commercial customers in addition to households. Costco offers business delivery and sells food, office supplies, automotive maintenance products, furniture, appliances, and other categories that may be relevant to organizations and small businesses. The sources do not provide the number of business customers, business-delivery revenue, customer retention, market size, competitive share, or planned investment. The timeline for growth in this channel is Unknown. Costco’s existing warehouse footprint, product breadth, and digital storefronts are the identified foundations for this opportunity, while its actual scale and financial impact cannot be determined from the provided data.

What Are COST's Competitive Advantages?

• Membership access creates a recurring customer relationship and supports recurring membership-fee revenue.
• Warehouse scale and broad merchandise selection allow Costco to combine groceries, household staples, discretionary goods, fuel, and services in one retail ecosystem.
• Kirkland Signature private-label products provide proprietary merchandise alongside national and international brands.
• A global warehouse and digital footprint supports customer reach across North America, Europe, Asia, and Australia.
• Ancillary services such as gas stations, pharmacies, optical clinics, food courts, hearing aid centers, and tire installation broaden the membership value proposition.

What Does COST Do?

Costco Wholesale Corporation operates membership-based retail warehouses serving consumers and businesses across the United States, Puerto Rico, Canada, the United Kingdom, Mexico, Japan, South Korea, Australia, Spain, France, Iceland, China, and Taiwan. Founded in 1976 as Costco Companies, Inc., the enterprise later adopted the name Costco Wholesale Corporation in August 1999. Its headquarters are in Issaquah, Washington. The company’s operating model centers on membership warehouses that offer a broad assortment of branded and proprietary private-label products, including Kirkland Signature merchandise. Costco’s merchandise categories include household staples, shelf-stable groceries, confectionery, chilled and frozen foods, alcoholic beverages, tobacco, deli products, meat, produce, bakery items, major appliances, consumer electronics, health and beauty aids, hardware, garden and patio furniture, sporting goods, vehicle tires, toys, seasonal merchandise, office supplies, automotive maintenance products, apparel, home furnishings, domestic textiles, kitchenware, small kitchen appliances, fine jewelry, postage services, event tickets, and custom-order offerings. The company also operates pharmacies, optical clinics, food courts, hearing aid centers, tire installation facilities, and gas stations. The provided business description identifies 636 gas stations. As of August 29, 2021, Costco maintained 815 membership warehouses globally, including 564 in the United States and Puerto Rico, 105 in Canada, 39 in Mexico, 30 in Japan, 29 in the United Kingdom, 16 in South Korea, 14 in Taiwan, 12 in Australia, 3 in Spain, and one each in Iceland, France, and China. The company also operated digital storefronts in the United States, Canada, the United Kingdom, Mexico, South Korea, Taiwan, Japan, and Australia. Online offerings include business delivery, travel booking, and same-day grocery fulfillment in various countries. Costco’s competitive positioning is built around membership access, warehouse scale, merchandise breadth, private-label products, and recurring customer relationships. The company uses relatively low product markups, with membership fees serving as an important component of the model. The provided AI insight identifies consistent membership renewal rates as a strength and notes that Kirkland Signature is a key product line. The current number of warehouses, geographic mix, revenue, renewal rate, market share, and product-level sales are not provided beyond the dated warehouse information above.

What Products and Services Does COST Offer?

• Operates membership-based warehouse clubs across the United States, Puerto Rico, Canada, Europe, Asia, and Australia.
• Sells branded and proprietary private-label merchandise, including household staples, groceries, apparel, electronics, appliances, furniture, tires, jewelry, and seasonal goods.
• Provides fresh food departments with meat, produce, service deli, bakery, chilled products, and frozen products.
• Operates ancillary services including pharmacies, optical clinics, food courts, hearing aid centers, tire installation facilities, and gas stations.
• Offers digital commerce through storefronts serving multiple countries.
• Provides business delivery, travel booking, and same-day grocery fulfillment in various countries.
• Serves both household and business-related purchasing needs through warehouse and online channels.

How Does COST Make Money?

• Charges customers membership fees that provide access to its warehouse and digital offerings.
• Generates merchandise sales through high-volume warehouses offering branded and Kirkland Signature private-label products.
• Uses relatively low product markups, making membership-fee economics and operating efficiency important to profitability.
• Generates additional activity through gas stations, pharmacies, optical clinics, food courts, hearing aid centers, tire services, business delivery, travel booking, and other offerings.
• Uses physical warehouses and digital storefronts to serve members across multiple countries.

What Industry Does COST Operate In?

Costco operates in the Consumer Defensive sector and the Discount Stores industry, using membership warehouses rather than a conventional open-access supermarket or department-store format. Its competitive set includes Walmart Inc., Target Corporation, and branded consumer-goods companies such as The Coca-Cola Company, The Procter & Gamble Company, and Philip Morris International Inc., although those companies differ in business model and product exposure. Costco’s positioning combines household staples with discretionary merchandise, private-label products, fuel, services, and e-commerce. The provided sources do not include an industry growth rate, total addressable market, market-size estimate, or quantified market-share data, so those measures are Unknown. The dated warehouse footprint demonstrates international reach, while recurring membership fees distinguish Costco from many traditional discount retailers.

Who Are COST's Key Customers?

• Households seeking groceries, household staples, consumer goods, apparel, appliances, electronics, furniture, and other merchandise.
• Business customers using warehouse products and business-delivery services.
• Members purchasing fresh foods, fuel, tires, pharmacy products, optical services, hearing aids, prepared food, and other ancillary offerings.
• Online customers using Costco’s digital storefronts, same-day grocery fulfillment, travel booking, and delivery services.
• Customers seeking a mix of branded and Kirkland Signature private-label merchandise.

Costco Wholesale Corporation (COST) Valuation Context

Valued at $424B, COST is classified as a mega-cap stock. Relative to its peer group, COST's quantitative score of 68/100 is roughly in line with the peer average of 78/100.

COST Revenue & Earnings Trend

In Q2 2026, COST generated $70.53B in top-line revenue, marking a sequential increase of 1.3%. The company recorded net income of $2.19B, with diluted EPS of $4.93. Revenue has increased across the last three reported quarters, suggesting sustained momentum for this mega-cap Consumer Defensive company. Across the four most recent quarters, COST averaged $4.97 in diluted EPS.

Company Profile

Costco Wholesale Corporation operates in the Discount Stores industry within the Consumer Defensive sector. It is headquartered in Issaquah, US. The company is led by CEO Ron Vachris. COST has traded publicly since 1986.

Return on equity for Costco Wholesale Corporation stands at 28.3%, a gauge of how efficiently it converts shareholder capital into profit. Return on assets is 10.2%, showing how much profit it generates from its asset base. COST trades at a trailing price-to-earnings ratio of 46.99, above the Consumer Defensive sector average of ~28x. Its free cash flow yield is 2.1%, a gauge of the cash the business throws off relative to its market value. A current ratio of 1.07 indicates the company holds enough short-term assets to cover its near-term obligations. Its earnings yield is 2.1%, the inverse of the P/E and a quick read on earnings relative to price.

Costco Wholesale Corporation's Piotroski F-Score is 7/9, a 9-point checklist of profitability, leverage and efficiency — signaling solid underlying fundamentals. Its Altman Z-Score of 9.16 places it in the safe zone, indicating low near-term bankruptcy risk.

Costco Wholesale Corporation has missed Wall Street's EPS estimate in 1 of its last 8 reported quarters — a mixed record worth weighing. Reported results have landed about 0.6% above estimates on average.

Wall Street analysts project Costco Wholesale Corporation revenue of about $301.96B for fiscal 2026, with EPS near $20.54. The estimate reflects 26 contributing analysts.

Over the past six months, Costco Wholesale Corporation insiders filed 6 SEC Form 4 transactions — 6 sales and 0 purchases. On net that is roughly 9K shares disposed (about $4.1M), a signal worth weighing alongside the fundamentals.

COST Financials

COST earnings history & estimates →

COST Latest News

COST Analyst Consensus

COST MoonshotScore

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Costco Wholesale Corporation Consumer Defensive Stock: Key Questions Answered

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