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Costco Wholesale Corp COST Ratios & Valuation

Q4 '26Q3 '26Q2 '26Q1 '26Q4 '25
Profitability
Gross margin12.8%0.0pp12.9%+0.1pp12.9%+0.3pp12.9%+0.2pp12.8%+0.2pp
Operating margin3.9%+0.1pp3.8%+0.1pp3.8%+0.1pp3.8%+0.1pp3.8%+0.1pp
Net margin3%+0.1pp3%+0.1pp3%+0.1pp3%0.0pp2.9%0.0pp
Returns
Return on equity28.4%-2.3pp29.2%-2.9pp29.7%-3.2pp30.3%+0.4pp30.7%+0.4pp
Return on invested capital46.1%+3.4pp50.6%+3.0pp49.4%+3.5pp48.5%+1.2pp42.7%+10.9pp
Efficiency
Asset turnover3.6×-0.1×3.6×-0.1×3.6×-0.1×3.6×+0.1×3.7×+0.1×
Liquidity
Current ratio1.1×0.0×1.1×+0.1×1.1×+0.1×1×+0.1×1×+0.1×
Leverage
Debt-to-equity0.3×-0.1×0.2×-0.1×0.3×-0.1×0.3×-0.1×0.3×-0.1×
Per Share
Book value per share$80.56+22.9%$75.40+23.6%$72.20+25.6%$68.17+24.0%$65.57+23.4%
Valuation
Market capitalization$420.05B+0.5%$447.55B-0.6%$452.07B-5.0%$404.88B-6.0%$418.34B+5.7%
Price / earnings45.5×-6.1×50.6×-6.8×52.9×-9.6×48.8×-8.1×51.7×-2.0×
Price / sales1.4×-0.1×1.5×-0.2×1.6×-0.2×1.4×-0.2×1.5×0.0×
Price / book11.7×-2.6×13.4×-3.2×14.1×-4.5×13.4×-4.3×14.3×-2.4×

FAQ

What are Costco Wholesale Corp's profit margins?
Costco Wholesale Corp (COST) runs a 12.8% gross margin and a 3.9% operating margin, with a 3.0% net margin.
Where do Costco Wholesale Corp's ratios come from?
Every ratio is computed from Costco Wholesale Corp's SEC filings — trailing-twelve-month flows over period-end balances. Valuation multiples combine those fundamentals with market data, recomputed each period. Switch between quarterly, annual, and TTM, or open any ratio for its full history and peer comparisons.