COPM.AS vs. EWT

Last updated Jun 4, 2026

COPM.AS (iShares Copper Miners UCITS ETF) and EWT (iShares MSCI Taiwan ETF) are both exchange-traded funds - COPM.AS is a Commodity Producers Equities fund tracking the STOXX Global Copper Miners Index, while EWT is a Asia Pacific Equities fund tracking the MSCI Taiwan Index. Both are passively managed. Over the past year, COPM.AS returned 110.00% vs 110.37% for EWT. At a 0.40 correlation, their price movements are largely independent. COPM.AS charges 0.55%/yr vs 0.59%/yr for EWT.

Performance

COPM.AS vs. EWT - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in iShares Copper Miners UCITS ETF (COPM.AS) and iShares MSCI Taiwan ETF (EWT). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, COPM.AS achieves a 27.79% return, which is significantly lower than EWT's 68.27% return.

COPM.AS

• 1D: -2.44%
• 1M: 16.46%
• YTD: 27.79%
• 6M: 38.45%
• 1Y: 110.00%
• 3Y*: —
• 5Y*: —
• 10Y*: —

EWT

• 1D: -0.20%
• 1M: 18.24%
• YTD: 68.27%
• 6M: 72.42%
• 1Y: 110.37%
• 3Y*: 38.34%
• 5Y*: 18.33%
• 10Y*: 19.90%

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

COPM.AS vs. EWT - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023
COPM.AS iShares Copper Miners UCITS ETF	27.79%	82.17%	0.45%	4.71%
EWT iShares MSCI Taiwan ETF	68.27%	28.38%	16.11%	5.30%

Correlation

The correlation between COPM.AS and EWT is 0.40, which is low. Their price movements are largely independent, making them effective diversification partners.

	Correlation
Correlation (1Y) Calculated over the trailing 1-year period	0.40
Correlation (All Time) Calculated using the full available price history since Jun 27, 2023	0.40

Return for Risk

COPM.AS vs. EWT — Risk / Return Rank

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

COPM.AS

COPM.AS Risk / Return Rank: 80
COPM.AS Sharpe Ratio Rank: 88
COPM.AS Sortino Ratio Rank: 77
COPM.AS Omega Ratio Rank: 71
COPM.AS Calmar Ratio Rank: 82
COPM.AS Martin Ratio Rank: 80

EWT

EWT Risk / Return Rank: 95
EWT Sharpe Ratio Rank: 96
EWT Sortino Ratio Rank: 94
EWT Omega Ratio Rank: 94
EWT Calmar Ratio Rank: 97
EWT Martin Ratio Rank: 95

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.

COPM.AS vs. EWT - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for iShares Copper Miners UCITS ETF (COPM.AS) and iShares MSCI Taiwan ETF (EWT). 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.

	COPM.AS	EWT	Difference
Sharpe ratio: Return per unit of total volatility	2.91	4.42	-1.51
Sortino ratio: Return per unit of downside risk	3.45	5.00	-1.55
Omega ratio: Gain probability vs. loss probability	1.42	1.69	-0.27
Calmar ratio: Return relative to maximum drawdown	4.32	10.56	-6.24
Martin ratio: Return relative to average drawdown	15.56	32.40	-16.84
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month.

COPM.AS vs. EWT - Sharpe Ratio Comparison

The current COPM.AS Sharpe Ratio is 2.91, which is lower than the EWT Sharpe Ratio of 4.42. The chart below compares the historical Sharpe Ratios of COPM.AS and EWT, 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

	COPM.AS	EWT	Difference
Sharpe Ratio (1Y) Calculated over the trailing 1-year period	2.91	4.42	-1.51
Sharpe Ratio (5Y) Calculated over the trailing 5-year period	—	0.82	—
Sharpe Ratio (10Y) Calculated over the trailing 10-year period	—	0.92	—
Sharpe Ratio (All Time) Calculated using the full available price history	1.13	0.26	+0.87

Drawdowns

COPM.AS vs. EWT - Drawdown Comparison

The maximum COPM.AS drawdown since its inception was -37.12%, smaller than the maximum EWT drawdown of -64.37%. Use the drawdown chart below to compare losses from any high point for COPM.AS and EWT.

Drawdown Indicators

	COPM.AS	EWT	Difference
Max Drawdown Largest peak-to-trough decline	-37.12%	-64.37%	+27.25%
Max Drawdown (1Y) Largest decline over 1 year	-25.05%	-10.51%	-14.54%
Max Drawdown (3Y) Largest decline over 3 years	—	-25.66%	—
Max Drawdown (5Y) Largest decline over 5 years	—	-38.88%	—
Max Drawdown (10Y) Largest decline over 10 years	—	-38.88%	—
Current Drawdown Current decline from peak	-2.44%	-0.20%	-2.24%
Average Drawdown Average peak-to-trough decline	-11.55%	-19.23%	+7.68%
Ulcer Index Depth and duration of drawdowns from previous peaks	6.98%	3.42%	+3.56%

Volatility

COPM.AS vs. EWT - Volatility Comparison

iShares Copper Miners UCITS ETF (COPM.AS) has a higher volatility of 14.68% compared to iShares MSCI Taiwan ETF (EWT) at 10.43%. This indicates that COPM.AS's price experiences larger fluctuations and is considered to be riskier than EWT based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	COPM.AS	EWT	Difference
Volatility (1M) Calculated over the trailing 1-month period	14.68%	10.43%	+4.25%
Volatility (6M) Calculated over the trailing 6-month period	31.95%	20.52%	+11.43%
Volatility (1Y) Calculated over the trailing 1-year period	37.22%	25.10%	+12.12%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	34.34%	22.59%	+11.75%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	34.34%	21.60%	+12.74%

COPM.AS vs. EWT - Expense Ratio Comparison

COPM.AS has a 0.55% expense ratio, which is lower than EWT's 0.59% expense ratio.

Dividends

COPM.AS vs. EWT - Dividend Comparison

COPM.AS has not paid dividends to shareholders, while EWT's dividend yield for the trailing twelve months is around 2.63%.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
COPM.AS iShares Copper Miners UCITS ETF	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%
EWT iShares MSCI Taiwan ETF	2.63%	4.43%	3.32%	8.12%	18.82%	0.55%	1.83%	2.49%	3.16%	2.81%	2.39%	3.12%

Frequently Asked Questions

Can I hold both COPM.AS and EWT in my portfolio?

COPM.AS and EWT have a correlation of 0.40, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which ETF is better, COPM.AS or EWT?

On fees, COPM.AS is cheaper at 0.55% per year. The better choice depends on whether you care most about return, fees, risk, or income.

Which ETF is cheaper, COPM.AS or EWT?

COPM.AS is cheaper with a 0.55% expense ratio, compared with 0.59% for EWT.

What is the main difference between COPM.AS and EWT?

COPM.AS is categorized as Commodity Producers Equities, while EWT is Asia Pacific Equities. COPM.AS tracks STOXX Global Copper Miners Index, while EWT tracks MSCI Taiwan Index. Their fees differ too: 0.55% for COPM.AS and 0.59% for EWT.