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COST · 10-Q filed June 3, 2026

COST earnings analysis

What we found in COST's 10-Q: the parts that mattered, the offsets in the same document, and what the company said about what comes next.

Our reading of the filing · Free to read, no account needed

Costco's Q3 2026 results showed strong growth, reporting revenue of $70.53 billion and EPS of $4.93, both exceeding analyst expectations. Notably, comparable sales were up 10%, driven by increased membership fees of 11% and rising traffic to warehouses, indicating robust consumer demand.

What stood out

The parts that mattered.

Pulled out of the filing itself, with the figures the company reported.

Strong Revenue Growth
Total revenue for Q3 2026 was $70.53 billion, up 12% from $63.21 billion in Q3 2025.
Increased EPS
Diluted EPS rose to $4.93, compared to $4.28 in Q3 2025, marking a significant 15% increase.
Higher Membership Fees
Membership fee revenue grew 11% to $1.373 billion, reflecting strong member growth and fee increases.
Positive Cash Flow
Net cash provided by operating activities was $11.133 billion, an increase from $9.468 billion in the previous year.
Segment Growth
The U.S. segment revenue increased by 11% to $51.434 billion, while Canada and Other International segments also saw revenue growth.
Improved Gross Margin
Gross margin percentage improved slightly to 11.04%, despite the impact of gasoline price inflation.
What to watch

And the other side of it.

The offsets in the same document — the things a summary that only listed the good news would have left out.

Rising Inventory Levels
Merchandise inventories increased to $19.418 billion from $18.116 billion year-over-year, raising concerns about overstock risks.
Escalating Current Liabilities
Total current liabilities rose significantly to $42.125 billion compared to $37.108 billion, increasing financial leverage risk.
Potential Regulatory Risks
Ongoing legal proceedings related to labor practices may have material financial implications.
The numbers

What they reported.

What the company itself reported, taken out of the document.

What survived to operating profit
Of every $100 of revenue Cost of sales $89 Operating expenses $7 Left as operating profit $4
Percentages of revenue, taken from the filing. Drawn this way because it holds whatever scale the company reports in.
Earnings per share
$4.93
Gross margin
11.04%
Operating margin
4.0%
Segment
U.S.: 51.434B
Segment
Canada: 9.410B
Segment
Other International: 9.683B
Guidance

What they said about what is next.

Management anticipates continued growth in revenue driven by comparable sales and member sign-ups.

How we read the filing overall

The filing reads better than the one before it.

One reading of one document. It is not advice, and it is not a forecast.
Earlier filings

What came before.

10-Q · March 11, 2026
Costco reported a strong second quarter (12 weeks) with total revenue of $69,597 million, up $5,874 million (+9.2%) versus the prior-year quarter, and diluted EPS of $4.58, up $0.56 (≈13.9%). Gross margin and operating…
10-Q · December 17, 2025
Costco reported first-quarter fiscal 2026 revenue of $67,307 million, up $5,156 million (+8.3%) versus the prior-year quarter, with diluted EPS of $4.50 versus $4.04 a year earlier. Gross margin on total revenue…
10-Q · June 5, 2025
Costco reported third-quarter net sales of $61,965 million and total revenue of $63,205 million (amounts per filing in millions), driving net income of $1,903 million and diluted EPS of $4.28 for the 12 weeks ended May…
10-Q · December 19, 2024
Costco reported a sequentially and year-over-year revenue and earnings beat for the 12 weeks ended November 24, 2024, with total revenue of $62,151 million and diluted EPS of $4.04. Operating income rose to $2,196…

This is our reading of a public filing, not the filing. Read the original on SEC.gov · Educational only. Nothing here is investment advice.

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