COST vs WMT: Costco Wholesale and Walmart Inc. compared

Over the past five years, $10,000 in WMT grew to $23,551, against $20,560 in COST. It also fell less at its worst: −25%, against −30%.

stock head-to-headdividends reinvesteddata through Sep 2026

growth of $10,000
as of Sep 2026COST $20,560WMT $23,551

the gap between themWMT ahead by $2,991

COST solid · WMT dashed · weekly closes, dividends reinvested

who comes out aheadCOST 0 · 4 WMT

WMT wins 4 of 4. Which matters depends on what you need it for.

  • Grew more over five yearsCOST +106% · WMT +136%Walmart Inc. logoWMT
  • Fell less at its worstCOST −30% · WMT −25%Walmart Inc. logoWMT
  • Calmer rideCOST 24% vol · WMT 23% volWalmart Inc. logoWMT
  • Pays more incomeCOST 0.66% · WMT 0.93%Walmart Inc. logoWMT

related · correlation 0.63

01The numbers

Side by side, line by line

head to head11 lines
COST and WMT compared on price, size, returns, risk and cost
MetricCostco Wholesale logoCOSTWalmart Inc. logoWMT
Price$895.31$106.73
Market value$397.05B$849.37B
1-year return−5.3%+5.2% (ahead)
3-year return, a year+18.7%+26.1% (ahead)
5-year return, a year+15.5%+18.7% (ahead)
Volatility, a year24%23% (ahead)
Worst drawdown−30%−25% (ahead)
Worst week−16.3% (ahead)May 2022−19.5%May 2022
Beta0.850.59
P/E ratio45.0×38.7×
Dividend yield0.66%0.93%
marks the side ahead on lines with a direction: higher return, lower volatility, shallower fall, lower fee
02Together

Do COST and WMT move together?

correlationrelated
0.63Related: they share a direction more often than not, with real room to diverge.

Correlation compares COST’s and WMT’s weekly returns from Sep 2021 to Sep 2026. Two holdings near +1 fall on the same weeks, so owning both doesn’t cushion anything. Your portfolio has more than two lines, and Portfolio Terminal runs this check across every pair you hold.

Pearson correlation of weekly returns|+1 always together, 0 unrelated, −1 always opposite
03Drawdowns

How far each one fell

drawdownsbelow each one’s previous high
as of Sep 2026COST −15.8%WMT −19.8%

COST

−30%

From its Apr 2022 high to May 2022. Back at that high by Nov 2023.

WMT

−25%

From its Apr 2022 high to Jun 2022. Back at that high by Jun 2023.

Worst peak-to-trough fall on weekly closes · dividends reinvested

04Questions

COST vs WMT: what people ask

questions5 answered

Is COST better than WMT?

Over the past five years, WMT delivered the higher return: +18.7% a year against +15.5% for COST, dividends reinvested. Its worst fall was also shallower (−25% against −30%). Which is better depends on the job it does in your portfolio, and past returns don’t predict future ones.

What is the difference between COST and WMT?

COST is Costco Wholesale (Discount Stores), worth $397.05B. WMT is Walmart Inc. (Discount Stores), worth $849.37B.

Should I own both COST and WMT?

Their weekly returns had a correlation of 0.63 over the past five years. They share a direction more often than not, with real room to diverge. Whether that suits you depends on everything else you hold, which is the check Portfolio Terminal runs across a whole portfolio.

Which is riskier, COST or WMT?

COST swung more: 24% annual volatility against 23% for WMT. At their worst, COST fell 30% and WMT 25% from a previous high. Against the broad market, their betas are 0.85 and 0.59.

Which pays a higher dividend, COST or WMT?

WMT currently yields 0.93%, against 0.66% for COST. Yields move with price, so a higher yield can also mean a falling price.

Compare something else

Any two stocks or ETFs. Keep COST or swap both.

Costco Wholesale logo
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Returns use weekly closes adjusted for dividends and splits, from Sep 2021 to Sep 2026. Quotes, fees and holdings come from public market data and refresh hourly. This page describes what happened; it is not investment advice, and past performance doesn’t predict future returns.