UCTT vs. VYMI

Last updated Jul 17, 2026

UCTT (Ultra Clean Holdings, Inc.) is a stock, while VYMI (Vanguard International High Dividend Yield ETF) is Dividend fund tracking the FTSE All-World ex US High Dividend Yield Index. Over the past 10 years, UCTT returned 31.59%/yr vs 10.75%/yr for VYMI. At a 0.46 correlation, their price movements are largely independent.

Performance

UCTT vs. VYMI - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in Ultra Clean Holdings, Inc. (UCTT) and Vanguard International High Dividend Yield ETF (VYMI). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, UCTT achieves a 265.57% return, which is significantly higher than VYMI's 14.60% return. Over the past 10 years, UCTT has outperformed VYMI with an annualized return of 31.59%, while VYMI has yielded a comparatively lower 10.75% annualized return.

UCTT

• 1D: -9.31%
• 1M: -15.29%
• 6M: 113.56%
• YTD: 265.57%
• 1Y: 266.15%
• 3Y*: 34.13%
• 5Y*: 15.11%
• 10Y*: 31.59%

VYMI

• 1D: -0.31%
• 1M: 0.87%
• 6M: 11.38%
• YTD: 14.60%
• 1Y: 31.07%
• 3Y*: 21.36%
• 5Y*: 13.61%
• 10Y*: 10.75%

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

UCTT vs. VYMI - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020	2019	2018	2017
UCTT Ultra Clean Holdings, Inc.	265.57%	-29.54%	5.30%	2.99%	-42.21%	84.14%	32.72%	177.10%	-63.32%	138.04%
VYMI Vanguard International High Dividend Yield ETF	14.60%	38.05%	7.06%	17.07%	-7.02%	15.39%	-1.11%	18.43%	-12.65%	22.36%

Correlation

The correlation between UCTT and VYMI is 0.45, which is low. Their price movements are largely independent, making them effective diversification partners.

	Correlation
Correlation (1Y) Calculated over the trailing 1-year period	0.45
Correlation (3Y) Calculated over the trailing 3-year period	0.43
Correlation (5Y) Calculated over the trailing 5-year period	0.48
Correlation (10Y) Calculated over the trailing 10-year period	0.46
Correlation (All Time) Calculated using the full available price history since Mar 2, 2016	0.46

Return for Risk

UCTT vs. VYMI — Risk / Return Rank

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

UCTT

UCTT Risk / Return Rank: 95
UCTT Sharpe Ratio Rank: 98
UCTT Sortino Ratio Rank: 93
UCTT Omega Ratio Rank: 92
UCTT Calmar Ratio Rank: 97
UCTT Martin Ratio Rank: 98

VYMI

VYMI Risk / Return Rank: 84
VYMI Sharpe Ratio Rank: 89
VYMI Sortino Ratio Rank: 88
VYMI Omega Ratio Rank: 87
VYMI Calmar Ratio Rank: 75
VYMI Martin Ratio Rank: 80

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.

UCTT vs. VYMI - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Ultra Clean Holdings, Inc. (UCTT) and Vanguard International High Dividend Yield ETF (VYMI). 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.

Values are calculated on a 1-year rolling basis and updated daily. Risk-adjusted metrics are more stable over longer periods — use the period switch above to explore them.

	UCTT	VYMI	Difference
Sharpe ratio: Return per unit of total volatility	3.37	2.36	+1.00
Sortino ratio: Return per unit of downside risk	3.17	3.24	-0.07
Omega ratio: Gain probability vs. loss probability	1.41	1.43	-0.02
Calmar ratio: Return relative to maximum drawdown	7.38	3.08	+4.30
Martin ratio: Return relative to average drawdown	22.17	11.98	+10.19

UCTT vs. VYMI - Sharpe Ratio Comparison

The current UCTT Sharpe Ratio is 3.37, which is higher than the VYMI Sharpe Ratio of 2.36. The chart below compares the historical Sharpe Ratios of UCTT and VYMI, calculated using daily returns over the previous 12 months. A higher Sharpe Ratio indicates better risk-adjusted performance relative to the risk-free rate.

Drawdowns

UCTT vs. VYMI - Drawdown Comparison

The maximum UCTT drawdown since its inception was -95.20%, which is greater than VYMI's maximum drawdown of -40.00%. Use the drawdown chart below to compare losses from any high point for UCTT and VYMI.

Drawdown Indicators

	UCTT	VYMI	Difference
Max Drawdown Largest peak-to-trough decline	-95.20%	-40.00%	-55.20%
Max Drawdown (1Y) Largest decline over 1 year	-36.33%	-10.14%	-26.19%
Max Drawdown (3Y) Largest decline over 3 years	-68.24%	-12.84%	-55.40%
Max Drawdown (5Y) Largest decline over 5 years	-70.43%	-24.05%	-46.38%
Max Drawdown (10Y) Largest decline over 10 years	-79.34%	-40.00%	-39.34%
Current Drawdown Current decline from peak	-35.06%	-0.31%	-34.75%
Average Drawdown Average peak-to-trough decline	-46.19%	-6.25%	-39.94%
Ulcer Index Depth and duration of drawdowns from previous peaks	12.07%	2.60%	+9.47%

Volatility

UCTT vs. VYMI - Volatility Comparison

Ultra Clean Holdings, Inc. (UCTT) has a higher volatility of 39.57% compared to Vanguard International High Dividend Yield ETF (VYMI) at 3.05%. This indicates that UCTT's price experiences larger fluctuations and is considered to be riskier than VYMI based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	UCTT	VYMI	Difference
Volatility (1M) Calculated over the trailing 1-month period	39.57%	3.05%	+36.52%
Volatility (6M) Calculated over the trailing 6-month period	68.27%	11.32%	+56.95%
Volatility (1Y) Calculated over the trailing 1-year period	79.64%	13.23%	+66.41%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	61.28%	14.86%	+46.42%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	60.31%	16.53%	+43.78%

Dividends

UCTT vs. VYMI - Dividend Comparison

UCTT has not paid dividends to shareholders, while VYMI's dividend yield for the trailing twelve months is around 3.56%.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016
UCTT Ultra Clean Holdings, Inc.	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%
VYMI Vanguard International High Dividend Yield ETF	3.56%	3.68%	4.84%	4.58%	4.70%	4.30%	3.22%	4.20%	4.29%	3.21%	2.39%

Frequently Asked Questions

Can I hold both UCTT and VYMI in my portfolio?

UCTT and VYMI have a correlation of 0.45, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which is riskier, UCTT or VYMI?

UCTT has higher volatility (39.57%) compared to VYMI (3.05%). In terms of maximum drawdown, UCTT dropped -95.20% vs VYMI's -40.00%.

Which has better risk-adjusted returns?

UCTT currently has the higher Sharpe Ratio (3.37 vs 2.36), 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.