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

	Q3 '26	Q2 '26	Q1 '26	Q4 '25	Q3 '25
Profitability
Gross margin	12.9%-0.1pp	12.9%0.0pp	12.9%0.0pp	12.8%+0.1pp	12.8%+0.1pp
Operating margin	3.8%0.0pp	3.8%0.0pp	3.8%0.0pp	3.8%0.0pp	3.8%+0.1pp
Net margin	3%0.0pp	3%0.0pp	3%0.0pp	2.9%0.0pp	2.9%0.0pp
Returns
Return on equity	29.2%-0.5pp	29.7%-0.7pp	30.3%-0.4pp	30.7%-1.4pp	32.1%-0.8pp
Return on invested capital	50.6%+1.2pp	49.4%+0.9pp	48.5%+5.8pp	42.7%-4.9pp	47.7%+1.7pp
Efficiency
Asset turnover	3.6×0.0×	3.6×+0.1×	3.6×-0.2×	3.7×0.0×	3.7×0.0×
Liquidity
Current ratio	1.1×0.0×	1.1×0.0×	1×0.0×	1×0.0×	1×0.0×
Leverage
Debt-to-equity	0.2×0.0×	0.3×0.0×	0.3×-0.1×	0.3×0.0×	0.3×0.0×
Per Share
Book value per share	$75.40+4.4%	$72.20+5.9%	$68.17+4.0%	$65.57+7.5%	$60.99+6.1%
Valuation
Market capitalization	$424.14B-5.5%	$448.66B+10.8%	$404.88B-3.2%	$418.34B-7.4%	$451.58B-3.0%
Price / earnings	48×-4.5×	52.5×+3.7×	48.8×-2.9×	51.7×-5.9×	57.6×-3.5×
Price / sales	1.4×-0.1×	1.6×+0.1×	1.4×-0.1×	1.5×-0.2×	1.7×-0.1×
Price / book	12.7×-1.3×	14×+0.6×	13.4×-1.0×	14.3×-2.3×	16.6×-1.6×
Dividend yield	0.7%+0.1pp	0.6%+0.1pp	0.6%0.0pp	0.5%—	——

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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.