Lagging the Market This Year, Is Costco Stock a Buy?

Core Insights - Costco Wholesale has underperformed the broader market in 2025, with stock up mid-single digits compared to the S&P 500's low double digits increase [1] - The company operates on a membership model that combines low-margin retail sales with high-margin fee income, fostering strong customer loyalty [1] Financial Performance - Recent quarterly results show revenue growth of 8% year over year, with comparable sales increasing by 5.7% (8% excluding gasoline and foreign exchange impacts) [4] - E-commerce sales rose by 14.8% in the quarter, contributing positively to overall performance [4] - Operating income improved, and earnings per share increased to $4.28 from $3.78 a year ago, indicating effective sales growth and expense management [4] Membership Metrics - Membership fee income grew by 10% to approximately $1.24 billion, supported by high renewal rates and an increase in executive memberships [5] - Renewal rates remained above 92% in the U.S. and Canada, demonstrating continued member value perception [5] Consistency and Growth - Monthly updates reflect consistent growth, with fourth-quarter net sales up 8% and full-year fiscal 2025 net sales also up about 8% [6] - Comparable sales increased by 5.7% for the quarter and 5.9% for the year, with e-commerce growth at 13.6% for the quarter and mid-teens for the year [6] Valuation Considerations - Despite strong core business performance and rising membership fee income, the current valuation suggests that near-flawless execution is priced in, leaving little margin for error [7]