What are Costco Wholesale's profit margins?

Costco Wholesale (COST) runs a 12.9% gross margin and a 3.8% operating margin, with a 3.0% net margin.

Where do Costco Wholesale's ratios come from?

Every ratio is computed from Costco Wholesale'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.

Costco Wholesale COST Ratios & Valuation

Income Statement Balance Sheet Cash Flow Ratios Segments

Quarterly Annual TTM

YoY QoQ

Simplified Detailed

	TTM Q3 '26	TTM Q2 '26	TTM Q1 '26	TTM Q4 '25	TTM Q3 '25
Profitability
Gross margin	51.5%+0.1pp	51.4%+0.3pp	51.2%+0.2pp	51%+0.2pp	50.7%+0.3pp
Operating margin	15.2%+0.1pp	15.1%+0.1pp	15%+0.1pp	14.9%+0.1pp	14.8%+0.2pp
Net margin	11.9%+0.1pp	11.8%+0.1pp	11.7%0.0pp	11.7%0.0pp	11.6%+0.1pp
Returns
Return on equity	119.8%-2.9pp	122.7%-3.2pp	126%+0.4pp	125.6%+0.4pp	125.2%+0.4pp
Return on invested capital	191.2%+3.0pp	188.3%+3.5pp	184.8%+1.2pp	183.6%+10.9pp	172.7%+14.5pp
Efficiency
Asset turnover	14.6×-0.1×	14.7×-0.1×	14.9×+0.1×	14.8×+0.1×	14.7×0.0×
Liquidity
Current ratio	4.2×+0.1×	4.1×+0.1×	4.1×+0.1×	4×+0.1×	4×+0.1×
Leverage
Debt-to-equity	1.1×-0.1×	1.2×-0.1×	1.2×-0.1×	1.3×-0.1×	1.4×-0.1×
Per Share
Book value per share	$281.33+5.4%	$266.92+5.8%	$252.22+5.5%	$239.00+5.5%	$226.55+5.6%
Valuation
Market capitalization	$1.7T-1.6%	$1.72T-1.0%	$1.74T-1.5%	$1.77T+1.3%	$1.74T+5.6%
Price / earnings	200.9×-9.6×	210.5×-8.6×	219.1×-8.1×	227.1×-2.0×	229.2×+7.5×
Price / sales	6×-0.2×	6.2×-0.2×	6.4×-0.2×	6.6×0.0×	6.7×+0.3×
Price / book	54.3×-4.0×	58.3×-4.2×	62.6×-4.3×	66.8×-2.4×	69.2×+0.2×
Dividend yield	2.4%—	——	——	——	——

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Questions, answered.

What are Costco Wholesale's profit margins?: Costco Wholesale (COST) runs a 12.9% gross margin and a 3.8% operating margin, with a 3.0% net margin.
Where do Costco Wholesale's ratios come from?: Every ratio is computed from Costco Wholesale'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.