Related questions this article answers
- Is Costco stock overvalued right now?
- Is COST undervalued?
- Should I buy Costco stock?
- Is now a good time to buy COST?
- What is Costco's fair value?
- Is COST a good long term investment?
The short answer
Short answer: Costco looks fairly priced at current levels. With the stock trading near $1,008.79, COST is priced around 55.3x trailing earnings, 43.3x forward earnings, 1.6x sales, and 29.3x EV/EBITDA. That is a premium setup for a retailer, but the membership model, steady traffic, and balance sheet strength make the multiple easier to defend than it would be for a normal discount store.
Why valuing this kind of consumer defensive company is more complex than it looks
Costco sits in consumer defensive, but it should be valued like a premium membership retailer. Investors usually care about renewal rates, traffic, margins, and whether the model keeps compounding slowly but steadily.
The reason this matters is simple. Two companies can show similar headline multiples and still deserve very different valuations because their margins, cash conversion, and growth durability are not the same.
The 5 key metrics applied to Costco
A single ratio rarely tells the whole story. This framework starts with trailing P/E, forward P/E, PEG, EV/EBITDA, and price to sales, then keeps only the metrics that are present and usable for this company.
Trailing P/E
Trailing P/E compares the current share price with the last twelve months of earnings. For Costco, the current reading is 55.3x. Shows what the market is paying for Costco's recent earnings.
Forward P/E
Forward P/E uses expected earnings instead of trailing earnings. For Costco, the current reading is 43.3x. Shows how the market is valuing Costco's expected earnings.
PEG ratio
PEG compares the earnings multiple with expected growth. For Costco, the current reading is 4.3x. Helps show whether the earnings multiple is being offset by expected growth.
EV/EBITDA
EV/EBITDA compares enterprise value with operating profit before depreciation and amortization. For Costco, the current reading is 29.3x. Adds a capital structure aware check on operating valuation.
Price to sales
Price to sales compares market value with revenue. For Costco, the current reading is 1.6x. Useful when revenue mix, margins, or future scaling matter as much as near term earnings.
Free cash flow yield
Free cash flow yield compares free cash flow with market value. For Costco, the current reading is 2.0%. Shows how much cash Costco is generating relative to its market value.
| Metric | Current value | What it suggests |
|---|---|---|
| Trailing P/E | 55.3x | Shows what the market is paying for Costco's recent earnings. |
| Forward P/E | 43.3x | Shows how the market is valuing Costco's expected earnings. |
| PEG ratio | 4.3x | Helps show whether the earnings multiple is being offset by expected growth. |
| EV/EBITDA | 29.3x | Adds a capital structure aware check on operating valuation. |
| Price to sales | 1.6x | Useful when revenue mix, margins, or future scaling matter as much as near term earnings. |
| Free cash flow yield | 2.0% | Shows how much cash Costco is generating relative to its market value. |
| Gross margin | 12.9% | Shows how much of Costco's revenue remains after direct costs. |
| Revenue growth | 8.2% | Shows whether Costco's top line is still expanding. |
The table is a snapshot of the current setup. It is meant to frame the valuation question, not replace the company specific analysis below.
Costco's valuation breakdown
As of Q2 2026, Costco traded near $1,008.79 with a market value near $447.55B.
| Metric | Current value | What it suggests |
|---|---|---|
| Trailing P/E | 55.3x | Shows what the market is paying for Costco's recent earnings. |
| Forward P/E | 43.3x | Shows how the market is valuing Costco's expected earnings. |
| PEG ratio | 4.3x | Helps show whether the earnings multiple is being offset by expected growth. |
| EV/EBITDA | 29.3x | Adds a capital structure aware check on operating valuation. |
| Price to sales | 1.6x | Useful when revenue mix, margins, or future scaling matter as much as near term earnings. |
| Free cash flow yield | 2.0% | Shows how much cash Costco is generating relative to its market value. |
| Gross margin | 12.9% | Shows how much of Costco's revenue remains after direct costs. |
| Revenue growth | 8.2% | Shows whether Costco's top line is still expanding. |
Metrics move with the market and with each earnings update. If a field is missing or stale, it is intentionally left out here rather than guessed.
What the numbers tell us
Costco is being valued like a premium membership platform rather than a plain retailer. Trailing P/E near 55.3x, forward P/E near 43.3x, and EV/EBITDA near 29.3x show that investors are paying for durability and operating consistency.
- Costco's forward P/E is below its trailing P/E, which usually means investors expect earnings growth to catch up with part of the current price.
- Costco's PEG ratio near 4.3x matters because it tests whether the earnings multiple is being balanced by a credible growth rate.
- Costco's price to sales multiple near 1.6x needs to be read beside revenue growth near 8.2%, because rich revenue multiples only hold up when growth quality stays intact.
Costco's competitive position
Costco's edge is its membership model, scale, and ability to keep customers coming back for value. That matters because the valuation depends on whether the business can keep combining traffic, pricing power, and renewal strength.
What would make Costco look cheaper or more expensive?
What would make it look cheaper
- Costco would look cheaper if the stock stayed flat while earnings kept compounding.
- Costco would also look more attractive if renewal strength and traffic stayed high while the multiple came down.
What would make it look expensive
- Costco would look more expensive if the market kept pushing the multiple higher without a matching earnings step-up.
- Costco would also look expensive if traffic or renewal trends weakened before the valuation had time to reset.
Consumer Defensive valuation context
Costco sits in consumer defensive, but it should be valued like a premium membership retailer. Investors usually care about renewal rates, traffic, margins, and whether the model keeps compounding slowly but steadily.
The verdict
Costco looks close to a market level that already reflects much of the current business strength. Future upside is more likely to come from better fundamentals than from simple multiple expansion. Costco deserves a premium because the business is unusually durable, but the current price already reflects a lot of that durability.
This is analysis of publicly available market data. It is not financial advice, and it should be read in the context of personal goals, risk tolerance, and time horizon.
Want to run the numbers yourself?
Use TopTier Strategy research tools to review COST's live valuation profile, stock page, and related company analysis.
Frequently asked questions
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Data source: TopTier Strategy research platform - toptierstrategy.com/research. Data as of 2026-05-10T16:57:25.748973.