Is Costco Stock a Long-Term Buy?

Costco remains a high-quality, durable retailer with strong scale and a sticky membership model—Q2 2025 net sales were $62.5 billion, same-store sales continue to grow, and management plans roughly 25–30 new warehouse openings annually as domestic expansion still drives most growth. The company delivered an 8.5% revenue CAGR from fiscal 2014–2024 and consensus forecasts project ~7.2% annual top-line growth over the next three years; it returns capital via a low 0.53% yield and occasional special dividends (e.g., $15 in Jan 2024). However, shares trade at a rich ~57x P/E, and the article concludes that despite Costco’s competitive advantages and predictable cash flow, the current valuation constrains upside and makes it a less compelling long-term buy compared with other top picks.

Analysis

Costco remains a durable, cash-generative retailer with a long-run track record: shares have risen ~14,540% over 40 years and Q2 2025 net sales were $62.5 billion (period ended Feb. 16), supported by ongoing same-store sales growth and a sticky membership model that underpins predictable, high-margin revenue. The company leverages scale to secure supplier discounts that feed low prices and reinforce consumer demand, a competitive dynamic emphasized by management’s continued domestic expansion.

Growth is execution-driven and incremental given Costco’s size: management added 29 net new warehouses in fiscal 2024 and plans ~25 openings in fiscal 2025 with a long-run target of 25–30 annually; the chain operates in 13 countries. Revenue expanded at an 8.5% CAGR from fiscal 2014–2024 and consensus forecasts project ~7.2% annual top-line growth for the next three years, implying decelerating percentage growth given the large revenue base.

Capital returns are modest on a yield basis (0.53%) but include episodic special dividends ($10 in Dec. 2020, $15 in Jan. 2024). The market prices Costco at about a 57x P/E, which the article identifies as the primary constraint on long-term upside, producing a cautious sentiment despite strong fundamentals.

Key Decisions for Investors

• Existing long-term holders should consider maintaining a core position but trim size into strength given the rich ~57x P/E and redeploy proceeds into higher-growth opportunities if needed.
• Prospective buyers should avoid initiating large, unhedged positions at current valuation; consider a small starter position or wait for valuation contraction or clear signs of revenue/margin re-acceleration versus the ~7.2% consensus growth rate.
• Monitor near-term catalysts — same-store sales momentum, execution on the 25–30 store-opening cadence, margin trends, and any future special dividends — and use those data points to reassess conviction and position sizing.