# COST vs DLTR stock comparison

Canonical page: https://synoptiv.com/compare/cost-vs-dltr
Last analyzed: COST Jul 13, 2026; DLTR Jul 30, 2026

Costco Wholesale Corp (COST) and Dollar Tree Inc. (DLTR) compared on valuation, profitability, price performance and market sentiment. COST sentiment is neutral; DLTR is positive. Last analyzed Jul 13, 2026 and Jul 30, 2026.

## Side-by-side metrics

| Metric | COST | DLTR |
| --- | ---: | ---: |
| Last close | $916.25 | $128.95 |
| Market capitalization | $410.93B | $24.78B |
| Trailing P/E | 46.6 | 20.4 |
| Forward P/E | 40.9 | 16.8 |
| Net margin | 3.01% | 6.51% |

## Company context

- [COST](https://synoptiv.com/stock/COST): Costco Wholesale Corp — Consumer Defensive, Discount Stores.
- [DLTR](https://synoptiv.com/stock/DLTR): Dollar Tree Inc. — Consumer Defensive, Discount Stores.

## Frequently asked questions

### Which has the higher market cap, COST or DLTR?

COST has the higher market capitalization. COST is about $410.93B, compared with about $24.78B for DLTR.

### Which has the lower trailing P/E, COST or DLTR?

DLTR has the lower trailing P/E. COST trades at 46.6 times trailing earnings, versus 20.4 for DLTR.

### Which has stronger market sentiment, COST or DLTR?

DLTR has the stronger composite sentiment score. COST scores 6 and DLTR scores 16 on a −100 to +100 scale.

## Important information

Market data can be delayed, incomplete, or wrong. This comparison is research and analysis, not financial advice.

- [Methodology](https://synoptiv.com/methodology)
- [Disclosures](https://synoptiv.com/disclosures)