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WDC vs. COST
Performance
Risk-Adjusted Performance
Dividends
Drawdowns
Volatility
Financials

Correlation

The correlation between WDC and COST is 0.24, which is considered to be low. This implies their price changes are not closely related. A low correlation is generally favorable for portfolio diversification, as it helps to reduce overall risk by spreading it across multiple assets with different performance patterns.


-0.50.00.51.00.2

Performance

WDC vs. COST - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in Western Digital Corporation (WDC) and Costco Wholesale Corporation (COST). The values are adjusted to include any dividend payments, if applicable.

-20.00%-10.00%0.00%10.00%20.00%AugustSeptemberOctoberNovemberDecember2025
-9.97%
9.43%
WDC
COST

Key characteristics

Sharpe Ratio

WDC:

0.75

COST:

1.91

Sortino Ratio

WDC:

1.26

COST:

2.47

Omega Ratio

WDC:

1.15

COST:

1.34

Calmar Ratio

WDC:

0.63

COST:

3.50

Martin Ratio

WDC:

2.13

COST:

8.37

Ulcer Index

WDC:

13.75%

COST:

4.29%

Daily Std Dev

WDC:

39.04%

COST:

18.78%

Max Drawdown

WDC:

-96.20%

COST:

-53.39%

Current Drawdown

WDC:

-33.81%

COST:

-7.16%

Fundamentals

Market Cap

WDC:

$22.34B

COST:

$409.94B

EPS

WDC:

$0.91

COST:

$16.99

PE Ratio

WDC:

71.02

COST:

54.36

PEG Ratio

WDC:

490.33

COST:

5.51

Total Revenue (TTM)

WDC:

$11.32B

COST:

$258.81B

Gross Profit (TTM)

WDC:

$4.30B

COST:

$32.80B

EBITDA (TTM)

WDC:

$2.11B

COST:

$12.25B

Returns By Period

In the year-to-date period, WDC achieves a 8.39% return, which is significantly higher than COST's 0.79% return. Over the past 10 years, WDC has underperformed COST with an annualized return of -3.16%, while COST has yielded a comparatively higher 23.42% annualized return.


WDC

YTD

8.39%

1M

-1.03%

6M

-9.97%

1Y

23.74%

5Y*

-0.83%

10Y*

-3.16%

COST

YTD

0.79%

1M

-6.99%

6M

9.43%

1Y

36.30%

5Y*

27.08%

10Y*

23.42%

*Annualized

Compare stocks, funds, or ETFs

Search for stocks, ETFs, and funds for a quick comparison or use the comparison tool for more options.


Risk-Adjusted Performance

WDC vs. COST — Risk-Adjusted Performance Rank

Compare risk-adjusted metric ranks to identify better-performing investments over the past 12 months.

WDC
The Risk-Adjusted Performance Rank of WDC is 7070
Overall Rank
The Sharpe Ratio Rank of WDC is 7373
Sharpe Ratio Rank
The Sortino Ratio Rank of WDC is 6868
Sortino Ratio Rank
The Omega Ratio Rank of WDC is 6565
Omega Ratio Rank
The Calmar Ratio Rank of WDC is 7373
Calmar Ratio Rank
The Martin Ratio Rank of WDC is 6969
Martin Ratio Rank

COST
The Risk-Adjusted Performance Rank of COST is 9191
Overall Rank
The Sharpe Ratio Rank of COST is 9393
Sharpe Ratio Rank
The Sortino Ratio Rank of COST is 8888
Sortino Ratio Rank
The Omega Ratio Rank of COST is 8888
Omega Ratio Rank
The Calmar Ratio Rank of COST is 9696
Calmar Ratio Rank
The Martin Ratio Rank of COST is 9090
Martin Ratio Rank
The risk-adjusted ranks indicate the investment's position relative to the market. A rank closer to 100 signifies top-performing investments, while a rank closer to 0 might suggest underperformance, based on the selected ratio. The values are calculated based on the past 12 months of returns.

WDC vs. COST - Risk-Adjusted Performance Comparison

This table presents a comparison of risk-adjusted performance metrics for Western Digital Corporation (WDC) and Costco Wholesale Corporation (COST). Risk-adjusted metrics are performance indicators that assess an investment's returns in relation to its risk, enabling a more accurate comparison of different investment options.


Sharpe ratio
The chart of Sharpe ratio for WDC, currently valued at 0.75, compared to the broader market-2.000.002.000.751.91
The chart of Sortino ratio for WDC, currently valued at 1.26, compared to the broader market-4.00-2.000.002.004.001.262.47
The chart of Omega ratio for WDC, currently valued at 1.15, compared to the broader market0.501.001.502.001.151.34
The chart of Calmar ratio for WDC, currently valued at 0.63, compared to the broader market0.002.004.006.000.633.50
The chart of Martin ratio for WDC, currently valued at 2.13, compared to the broader market-30.00-20.00-10.000.0010.0020.002.138.37
WDC
COST

The current WDC Sharpe Ratio is 0.75, which is lower than the COST Sharpe Ratio of 1.91. The chart below compares the historical Sharpe Ratios of WDC and COST, offering insights into how both investments have performed under varying market conditions. These values are calculated using daily returns over the previous 12 months.


Rolling 12-month Sharpe Ratio0.001.002.003.004.00AugustSeptemberOctoberNovemberDecember2025
0.75
1.91
WDC
COST

Dividends

WDC vs. COST - Dividend Comparison

WDC has not paid dividends to shareholders, while COST's dividend yield for the trailing twelve months is around 0.49%.


TTM20242023202220212020201920182017201620152014
WDC
Western Digital Corporation
0.00%0.00%0.00%0.00%0.00%1.81%2.36%5.41%2.51%2.94%4.00%1.36%
COST
Costco Wholesale Corporation
0.49%0.49%2.87%0.76%0.54%3.38%0.86%1.08%4.81%1.09%4.06%0.97%

Drawdowns

WDC vs. COST - Drawdown Comparison

The maximum WDC drawdown since its inception was -96.20%, which is greater than COST's maximum drawdown of -53.39%. Use the drawdown chart below to compare losses from any high point for WDC and COST. For additional features, visit the drawdowns tool.


-40.00%-30.00%-20.00%-10.00%0.00%AugustSeptemberOctoberNovemberDecember2025
-33.81%
-7.16%
WDC
COST

Volatility

WDC vs. COST - Volatility Comparison

Western Digital Corporation (WDC) has a higher volatility of 10.66% compared to Costco Wholesale Corporation (COST) at 4.27%. This indicates that WDC's price experiences larger fluctuations and is considered to be riskier than COST based on this measure. The chart below showcases a comparison of their rolling one-month volatility.


5.00%10.00%15.00%20.00%AugustSeptemberOctoberNovemberDecember2025
10.66%
4.27%
WDC
COST

Financials

WDC vs. COST - Financials Comparison

This section allows you to compare key financial metrics between Western Digital Corporation and Costco Wholesale Corporation. You can select fields from income statements, balance sheets, and cash flow statements to easily visualize and compare the financial health of both companies.


Quarterly
Annual

Total Revenue: Total amount of money received from sales and other business activities


Values in USD except per share items
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Disclaimer

The information contained herein does not constitute investment advice and made available for educational purposes only. Prices and returns on equities are listed without consideration of fees, commissions, taxes, penalties, or interest payable due to purchasing, holding, or selling.

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