EWY vs. DRAM

Last updated Jun 24, 2026

EWY (iShares MSCI South Korea ETF) and DRAM (Roundhill Memory ETF) are both exchange-traded funds - EWY is a Asia Pacific Equities fund tracking the MSCI Korea Index, while DRAM is a Technology Equities fund actively managed by Roundhill. EWY is passively managed, while DRAM is actively managed. Their correlation of 0.92 suggests significant overlap in exposure. EWY charges 0.59%/yr vs 0.65%/yr for DRAM.

Performance

EWY vs. DRAM - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in iShares MSCI South Korea ETF (EWY) and Roundhill Memory ETF (DRAM). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

EWY

• 1D: -12.25%
• 1M: 5.59%
• YTD: 97.70%
• 6M: 107.34%
• 1Y: 183.08%
• 3Y*: 48.30%
• 5Y*: 17.96%
• 10Y*: 16.60%

DRAM

• 1D: -14.25%
• 1M: 31.05%
• YTD: —
• 6M: —
• 1Y: —
• 3Y*: —
• 5Y*: —
• 10Y*: —

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

EWY vs. DRAM - Yearly Performance Comparison

	2026 (YTD)
EWY iShares MSCI South Korea ETF	52.27%
DRAM Roundhill Memory ETF	156.37%

Correlation

The correlation between EWY and DRAM is 0.92, indicating a strong positive relationship between their price movements. Combining them offers limited diversification - they tend to fall together during downturns.

	Correlation
Correlation (All Time) Calculated using the full available price history since Apr 2, 2026	0.92

EWY vs. DRAM - Sectors Allocation Comparison

Sectors	EWY	DRAM
Technology	61.4%	100.0%
Industrials	13.8%	-
Financial Services	8.9%	-
Consumer Cyclical	5.1%	-
Healthcare	2.9%	-
Communication Services	2.3%	-
Basic Materials	2.2%	-
Consumer Defensive	1.6%	-
Energy	0.6%	-
Utilities	0.3%	-
Real Estate	-	-

Return for Risk

EWY vs. DRAM — Risk / Return Rank

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

EWY

EWY Risk / Return Rank: 92
EWY Sharpe Ratio Rank: 96
EWY Sortino Ratio Rank: 85
EWY Omega Ratio Rank: 89
EWY Calmar Ratio Rank: 95
EWY Martin Ratio Rank: 95

DRAM

Risk / return metrics aren't available yet — we need at least 12 months of trading data to calculate them.

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.

EWY vs. DRAM - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for iShares MSCI South Korea ETF (EWY) and Roundhill Memory ETF (DRAM). 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.

	EWY	DRAM	Difference
Sharpe ratio: Return per unit of total volatility	3.76	—	—
Sortino ratio: Return per unit of downside risk	3.64	—	—
Omega ratio: Gain probability vs. loss probability	1.54	—	—
Calmar ratio: Return relative to maximum drawdown	7.98	—	—
Martin ratio: Return relative to average drawdown	27.66	—	—

Drawdowns

EWY vs. DRAM - Drawdown Comparison

The maximum EWY drawdown since its inception was -74.14%, which is greater than DRAM's maximum drawdown of -19.97%. Use the drawdown chart below to compare losses from any high point for EWY and DRAM.

Drawdown Indicators

	EWY	DRAM	Difference
Max Drawdown Largest peak-to-trough decline	-74.14%	-19.97%	-54.17%
Max Drawdown (1Y) Largest decline over 1 year	-23.08%	—	—
Max Drawdown (3Y) Largest decline over 3 years	-27.36%	—	—
Max Drawdown (5Y) Largest decline over 5 years	-48.55%	—	—
Max Drawdown (10Y) Largest decline over 10 years	-49.73%	—	—
Current Drawdown Current decline from peak	-12.32%	-14.25%	+1.93%
Average Drawdown Average peak-to-trough decline	-20.10%	-3.09%	-17.01%
Ulcer Index Depth and duration of drawdowns from previous peaks	6.65%	—	—

Volatility

Volatility by Period

	EWY	DRAM	Difference
Volatility (1M) Calculated over the trailing 1-month period	29.47%	—	—
Volatility (6M) Calculated over the trailing 6-month period	45.53%	—	—
Volatility (1Y) Calculated over the trailing 1-year period	49.00%	93.22%	-44.22%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	31.00%	93.22%	-62.22%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	28.43%	93.22%	-64.79%

EWY vs. DRAM - Expense Ratio Comparison

EWY has a 0.59% expense ratio, which is lower than DRAM's 0.65% expense ratio.

Dividends

EWY vs. DRAM - Dividend Comparison

EWY's dividend yield for the trailing twelve months is around 1.06%, while DRAM has not paid dividends to shareholders.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
DRAM Roundhill Memory 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%
EWY iShares MSCI South Korea ETF	1.06%	2.10%	2.55%	2.52%	1.23%	2.16%	0.73%	2.10%	1.34%	2.90%	1.21%	2.42%

Frequently Asked Questions

Can I hold both EWY and DRAM in my portfolio?

With a correlation of 0.92, EWY and DRAM move almost identically. Holding both adds very little diversification - you're essentially doubling your position in the same market segment. Choosing one is usually more capital-efficient.

Which ETF is better, EWY or DRAM?

On fees, EWY is cheaper at 0.59% per year. The better choice depends on whether you care most about return, fees, risk, or income.

Which ETF is cheaper, EWY or DRAM?

EWY is cheaper with a 0.59% expense ratio, compared with 0.65% for DRAM.

Which ETF pays a higher dividend yield, EWY or DRAM?

EWY has the higher dividend yield at 1.06%, compared with 0.00% for DRAM.

What is the main difference between EWY and DRAM?

EWY is categorized as Asia Pacific Equities, while DRAM is Technology Equities. They also come from different issuers: iShares and Roundhill. Their fees differ too: 0.59% for EWY and 0.65% for DRAM.