Costco posts $93.9 billion in Q4 sales and $6.75 diluted EPS

Costco Wholesale Corporation (NASDAQ: COST) reported net sales of $93.9 billion for the 16-week fourth quarter of fiscal 2026 ended Aug. 30, up 11.2% from $84.4 billion a year earlier, according to an earnings release furnished with a Form 8-K on Sept. 24. Net income was $2.998 billion, or $6.75 per diluted share, compared with $2.610 billion, or $5.87 per diluted share, last year.

The company said the quarter included a non-recurring benefit of $0.15 per diluted share from IEEPA tariff refunds received in the period, less a partial reinvestment of those refunds in increased member values.

Total company comparable sales rose 9.4% for the quarter, or 6.7% excluding the impacts of gasoline price and foreign-exchange changes. U.S. comps were up 10.7% (7.2% adjusted), Canada 5.0% (4.6%), and Other International 7.0% (6.2%). Digitally-enabled comparable sales increased 19.5%, or 19.8% on an adjusted basis.

For the 52-week fiscal year, net sales were $297.2 billion, up 10.1% from $269.9 billion. Net income was $9.226 billion, or $20.76 per diluted share, versus $8.099 billion, or $18.21 per diluted share, a year earlier. Full-year comparable sales rose 8.4%, or 6.6% excluding gasoline prices and foreign exchange. Digitally-enabled comps for the year rose 20.9%, or 20.7% adjusted.

Costco said it currently operates 939 warehouses, including 647 in the United States and Puerto Rico, 115 in Canada, 43 in Mexico, 37 in Japan, 29 in the United Kingdom, 20 in Korea, 15 in Australia, 14 in Taiwan, seven in China, five in Spain, three in France, two in Sweden, and one each in Iceland and New Zealand. The company also operates e-commerce sites in the U.S., Canada, the U.K., Mexico, Korea, Taiwan, Japan, Australia, and China.

A conference call was scheduled for 2:00 p.m. PT on Sept. 24, available by webcast on the company’s investor relations site.

By the numbers

• Q4 net sales: $93.9 billion (+11.2%); diluted EPS: $6.75
• Q4 comparable sales: +9.4% (+6.7% ex-gas/FX)
• Q4 digitally-enabled comps: +19.5% (+19.8% adjusted)
• Q4 tariff-refund EPS benefit (net of reinvestment): $0.15
• FY2026 net sales: $297.2 billion (+10.1%); diluted EPS: $20.76
• Warehouses: 939

Sources

1. Costco Wholesale Corporation Form 8-K, filed Sept. 24, 2026, accession 0000909832-26-000084
2. Exhibit 99.1 earnings release

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