MIESY vs. WDC

Last updated Jun 3, 2026

MIESY (Mitsui Engineering & Shipbuilding Co Ltd ADR) and WDC (Western Digital Corporation) are both stocks. MIESY operates in Aerospace & Defense (Industrials), while WDC operates in Computer Hardware (Technology). Over the past 5 years, MIESY returned 43.84%/yr vs 59.21%/yr for WDC. At a 0.02 correlation, their price movements are largely independent.

Performance

MIESY vs. WDC - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in Mitsui Engineering & Shipbuilding Co Ltd ADR (MIESY) and Western Digital Corporation (WDC). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, MIESY achieves a -35.89% return, which is significantly lower than WDC's 245.04% return.

MIESY

• 1D: 0.00%
• 1M: -37.34%
• YTD: -35.89%
• 6M: -35.89%
• 1Y: 160.89%
• 3Y*: 98.87%
• 5Y*: 43.84%
• 10Y*: —

WDC

• 1D: 5.51%
• 1M: 34.30%
• YTD: 245.04%
• 6M: 282.33%
• 1Y: 1,009.68%
• 3Y*: 169.70%
• 5Y*: 59.21%
• 10Y*: 34.20%

*Multi-year figures are annualized to reflect compound growth (CAGR)

MIESY vs. WDC - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020
MIESY Mitsui Engineering & Shipbuilding Co Ltd ADR	-35.89%	493.50%	38.78%	82.78%	-36.21%	29.70%	-70.00%
WDC Western Digital Corporation	245.04%	283.68%	13.86%	65.99%	-51.62%	17.73%	20.39%

Correlation

The correlation between MIESY and WDC is 0.01, meaning there is essentially no relationship between their price movements. Each responds to its own set of market drivers, making them strong candidates for combining in a diversified portfolio.

	Correlation
Correlation (1Y) Calculated over the trailing 1-year period	0.01
Correlation (3Y) Calculated over the trailing 3-year period	0.01
Correlation (5Y) Calculated over the trailing 5-year period	0.02
Correlation (All Time) Calculated using the full available price history since May 28, 2020	0.02

Fundamentals

EPS MIESY : $386.63 WDC : $23.29
PE Ratio MIESY : 0.07 WDC : 25.51
PEG Ratio MIESY : 0.00 WDC : 0.59
PS Ratio MIESY : 0.01 WDC : 14.05
Total Revenue (TTM) MIESY : $358.09B WDC : $11.78B
Gross Profit (TTM) MIESY : $70.42B WDC : $5.35B
EBITDA (TTM) MIESY : $49.65B WDC : $10.88B

Return for Risk

MIESY vs. WDC — Risk / Return Rank

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

MIESY

MIESY Risk / Return Rank: 87
MIESY Sharpe Ratio Rank: 63
MIESY Sortino Ratio Rank: 99
MIESY Omega Ratio Rank: 100
MIESY Calmar Ratio Rank: 83
MIESY Martin Ratio Rank: 89

WDC

WDC Risk / Return Rank: 100
WDC Sharpe Ratio Rank: 100
WDC Sortino Ratio Rank: 99
WDC Omega Ratio Rank: 99
WDC Calmar Ratio Rank: 100
WDC Martin Ratio Rank: 100

The rank (0–100) shows how this investment's returns compare to the risk taken. Higher = better. Based on the past 12 months of data, combining Sharpe, Sortino, and other metrics used by quantitative funds and institutional investors.

MIESY vs. WDC - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Mitsui Engineering & Shipbuilding Co Ltd ADR (MIESY) and Western Digital Corporation (WDC). 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.

	MIESY	WDC	Difference
Sharpe ratio Return per unit of total volatility	0.70	16.12	-15.42
Sortino ratio Return per unit of downside risk	6.64	7.56	-0.92
Omega ratio Gain probability vs. loss probability	4.00	2.05	+1.95
Calmar ratio Return relative to maximum drawdown	3.20	49.55	-46.35
Martin ratio Return relative to average drawdown	11.65	177.25	-165.60
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month.

MIESY vs. WDC - Sharpe Ratio Comparison

The current MIESY Sharpe Ratio is 0.70, which is lower than the WDC Sharpe Ratio of 16.12. The chart below compares the historical Sharpe Ratios of MIESY and WDC, calculated using daily returns over the previous 12 months. A higher Sharpe Ratio indicates better risk-adjusted performance relative to the risk-free rate.

Sharpe Ratios by Period

	MIESY	WDC	Difference
Sharpe Ratio (1Y) Calculated over the trailing 1-year period	0.70	16.12	-15.42
Sharpe Ratio (5Y) Calculated over the trailing 5-year period	0.38	1.23	-0.85
Sharpe Ratio (10Y) Calculated over the trailing 10-year period	—	0.71	—
Sharpe Ratio (All Time) Calculated using the full available price history	0.14	0.21	-0.07

Drawdowns

MIESY vs. WDC - Drawdown Comparison

The maximum MIESY drawdown since its inception was -78.18%, smaller than the maximum WDC drawdown of -96.20%. Use the drawdown chart below to compare losses from any high point for MIESY and WDC.

Drawdown Indicators

	MIESY	WDC	Difference
Max Drawdown Largest peak-to-trough decline	-78.18%	-96.20%	+18.02%
Max Drawdown (1Y) Largest decline over 1 year	-50.28%	-20.59%	-29.69%
Max Drawdown (3Y) Largest decline over 3 years	-60.56%	-49.65%	-10.91%
Max Drawdown (5Y) Largest decline over 5 years	-60.56%	-60.85%	+0.29%
Max Drawdown (10Y) Largest decline over 10 years	—	-70.49%	—
Current Drawdown Current decline from peak	-50.28%	0.00%	-50.28%
Average Drawdown Average peak-to-trough decline	-54.64%	-52.10%	-2.54%
Ulcer Index Depth and duration of drawdowns from previous peaks	13.81%	5.75%	+8.06%

Volatility

MIESY vs. WDC - Volatility Comparison

Mitsui Engineering & Shipbuilding Co Ltd ADR (MIESY) has a higher volatility of 32.21% compared to Western Digital Corporation (WDC) at 17.18%. This indicates that MIESY's price experiences larger fluctuations and is considered to be riskier than WDC based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	MIESY	WDC	Difference
Volatility (1M) Calculated over the trailing 1-month period	32.21%	17.18%	+15.03%
Volatility (6M) Calculated over the trailing 6-month period	38.90%	51.44%	-12.54%
Volatility (1Y) Calculated over the trailing 1-year period	233.18%	63.33%	+169.85%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	120.08%	48.32%	+71.76%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	116.10%	48.38%	+67.72%

Dividends

MIESY vs. WDC - Dividend Comparison

MIESY has not paid dividends to shareholders, while WDC's dividend yield for the trailing twelve months is around 0.08%.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
MIESY Mitsui Engineering & Shipbuilding Co Ltd ADR	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%
WDC Western Digital Corporation	0.08%	0.19%	0.00%	0.00%	0.00%	0.00%	1.81%	2.36%	5.41%	2.51%	2.94%	3.33%

Financials

MIESY vs. WDC - Profitability Comparison

The chart below illustrates the profitability comparison between Mitsui Engineering & Shipbuilding Co Ltd ADR and Western Digital Corporation over time, highlighting three key metrics: Gross Profit Margin, Operating Margin, and Net Profit Margin.

MIESY - Gross Margin

Gross margin is calculated as gross profit divided by revenue. For the three months ending on Jun 2026, Mitsui Engineering & Shipbuilding Co Ltd ADR reported a gross profit of 15.80B and revenue of 101.85B. Therefore, the gross margin over that period was 15.5%.

WDC - Gross Margin

Gross margin is calculated as gross profit divided by revenue. For the three months ending on Jun 2026, Western Digital Corporation reported a gross profit of 1.68B and revenue of 3.34B. Therefore, the gross margin over that period was 50.2%.

MIESY - Operating Margin

Operating margin is calculated as operating income divided by revenue. For the three months ending on Jun 2026, Mitsui Engineering & Shipbuilding Co Ltd ADR reported an operating income of 6.65B and revenue of 101.85B, resulting in an operating margin of 6.5%.

WDC - Operating Margin

Operating margin is calculated as operating income divided by revenue. For the three months ending on Jun 2026, Western Digital Corporation reported an operating income of 1.14B and revenue of 3.34B, resulting in an operating margin of 34.0%.

MIESY - Net Margin

Net margin is calculated as net income divided by revenue. For the three months ending on Jun 2026, Mitsui Engineering & Shipbuilding Co Ltd ADR reported a net income of 13.31B and revenue of 101.85B, resulting in a net margin of 13.1%.

WDC - Net Margin

Net margin is calculated as net income divided by revenue. For the three months ending on Jun 2026, Western Digital Corporation reported a net income of 3.21B and revenue of 3.34B, resulting in a net margin of 96.0%.

Frequently Asked Questions

Can I hold both MIESY and WDC in my portfolio?

MIESY and WDC have a correlation of 0.01, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which is riskier, MIESY or WDC?

MIESY has higher volatility (32.21%) compared to WDC (17.18%). In terms of maximum drawdown, MIESY dropped -78.18% vs WDC's -96.20%.

Which has better risk-adjusted returns?

WDC currently has the higher Sharpe Ratio (16.12 vs 0.70), meaning it's delivered slightly more return per unit of risk over the trailing 12 months. However, this ranking shifts over time - use the Risk/Return Score above for a more comprehensive view that combines Sharpe, Sortino, and other measures used by quantitative funds.