Costco Q4 Sales Hit $84.4B: What's Fueling the 8% Revenue Growth?

Costco Wholesale Corporation reported robust Q4 fiscal 2025 results, with net sales climbing 8% to $84.4 billion and comparable sales up 5.7%, or 6.4% excluding fuel and FX impacts. This strong performance, driven by steady physical store traffic, solid international growth, and significant e-commerce acceleration (up 13.6% in Q4), contributed to an 8.1% increase in full fiscal year net sales to $269.9 billion. The company's consistent gains highlight its resilience amidst uneven macroeconomic conditions, although its forward P/E of 48.45 remains significantly above the industry average.

Analysis

Costco Wholesale Corporation (COST) delivered a robust fourth-quarter fiscal 2025 performance, underscoring its resilience and market leadership. Net sales increased 8% year-over-year to $84.4 billion, driven by a broad-based comparable sales gain of 5.7%, which accelerated to 6.4% when excluding fuel price and foreign exchange impacts. This growth was geographically diverse, with particularly strong ex-fuel/FX comps in Canada (+8.3%) and the United States (+6.0%), demonstrating the company's ability to navigate uneven macroeconomic conditions better than peers like Target, which saw a sales dip. A key driver of this outperformance is the accelerating e-commerce channel, where comparable sales surged 13.6% in the quarter and 15.6% for the full fiscal year, signaling successful omnichannel investments. Despite this strong fundamental performance and consensus estimates projecting double-digit EPS growth of 11.6% for the next fiscal year, the stock's valuation presents a significant consideration. Its forward 12-month price-to-earnings ratio of 48.45 is at a substantial premium to the industry average of 30.80, and it carries an unfavorable Zacks Value Score of D, indicating that the market has already priced in much of this positive outlook.

Key Decisions for Investors

• Given the strong fundamental performance and consistent market share gains, investors may view Costco as a core long-term holding, but should be mindful that its premium valuation could limit near-term upside.
• The stock's high forward P/E of 48.45 relative to the industry average suggests investors are paying for quality and growth, creating a potential vulnerability to valuation compression if growth momentum slows or market sentiment shifts.
• Monitor the sustainability of e-commerce growth and international comparable sales, as continued strength in these two areas is critical to justifying the company's elevated market valuation.
• With a Zacks Rank of #3 (Hold) and a Value Score of D, new investors might wait for a more attractive entry point or a pullback before initiating a position, despite the company's impressive operational results.