Keywords: Costco earnings, Costco Q4 2026, Costco e-commerce, comparable sales growth, Costco stock, retail earnings

Key Highlights

  • Costco Wholesale Corporation reported fiscal fourth quarter Revenue of roughly USD 95.7 billion, topping analyst estimates.
  • Comparable sales grew in the high single to low double digit range, with reports citing growth of about 9.4 percent.
  • Digitally enabled comparable sales, which capture E-commerce and omnichannel activity, jumped roughly 19.5 percent for the quarter.
  • Results were aided in part by Tariff refunds, and shares edged higher after the report given the broadly in-line beat.

Revenue and Comparable Sales Beat Expectations

Costco closed out fiscal 2026 with fourth quarter revenue of approximately USD 95.7 billion, exceeding Wall Street estimates. Comparable sales growth came in the high single to low double digit range, with one figure citing growth of about 9.4 percent, as the Warehouse retailer continued to benefit from resilient membership renewal rates and steady foot traffic across its club network even amid a higher rate environment.

E-Commerce Momentum Is the Standout

The most notable driver in the quarter was Costco's digital business, with digitally enabled comparable sales climbing roughly 19.5 percent, more than double the pace of overall comparable sales growth. That momentum was reportedly spread across several categories, underscoring how Costco's e-commerce platform has become an increasingly important growth engine alongside its traditional warehouse model.

Tariff Refunds and a Muted Stock Reaction

Results were aided in part by tariff refunds recorded during the quarter, adding a modest tailwind to reported earnings. Despite the beat across revenue, Earnings per share and comparable sales, shares reportedly edged only modestly higher, reflecting a market reaction some described as muted given that results landed largely in line with already elevated expectations heading into the print.

Where Things Stand

Costco's fiscal fourth quarter results reinforce the retailer's dual growth engine of steady membership-driven warehouse traffic and accelerating e-commerce demand, positioning the company well entering fiscal 2027 even as the market's reaction stayed measured.