GDXU vs. KORU

Last updated Jun 5, 2026

GDXU (MicroSectors Gold Miners 3X Leveraged ETN) and KORU (Direxion Daily South Korea Bull 3X Shares) are both Leveraged Equities funds - GDXU tracks the S-Network MicroSectors Gold Miners Index while KORU tracks the MSCI Korea 25-50 Index. Both are passively managed. Over the past 5 years, GDXU returned -10.23%/yr vs 20.22%/yr for KORU. At a 0.40 correlation, their price movements are largely independent. GDXU charges 0.95%/yr vs 1.29%/yr for KORU.

Performance

GDXU vs. KORU - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in MicroSectors Gold Miners 3X Leveraged ETN (GDXU) and Direxion Daily South Korea Bull 3X Shares (KORU). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, GDXU achieves a -41.62% return, which is significantly lower than KORU's 478.17% return.

GDXU

• 1D: 3.90%
• 1M: -8.04%
• YTD: -41.62%
• 6M: -31.92%
• 1Y: 76.85%
• 3Y*: 47.72%
• 5Y*: -10.23%
• 10Y*: —

KORU

• 1D: -12.29%
• 1M: 43.43%
• YTD: 478.17%
• 6M: 617.53%
• 1Y: 1,709.41%
• 3Y*: 122.40%
• 5Y*: 20.22%
• 10Y*: 17.48%

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

GDXU vs. KORU - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020
GDXU MicroSectors Gold Miners 3X Leveraged ETN	-41.62%	796.47%	-18.60%	-21.36%	-62.82%	-54.93%	4.66%
KORU Direxion Daily South Korea Bull 3X Shares	478.17%	432.73%	-62.18%	28.61%	-70.16%	-33.86%	21.95%

Correlation

The correlation between GDXU and KORU is 0.35, which is low. Their price movements are largely independent, making them effective diversification partners.

	Correlation
Correlation (1Y) Calculated over the trailing 1-year period	0.35
Correlation (3Y) Calculated over the trailing 3-year period	0.39
Correlation (5Y) Calculated over the trailing 5-year period	0.40
Correlation (All Time) Calculated using the full available price history since Dec 4, 2020	0.40

GDXU vs. KORU - Sectors Allocation Comparison

Sectors	GDXU	KORU
Basic Materials	100.0%	2.0%
Communication Services	-	2.9%
Consumer Cyclical	-	5.8%
Consumer Defensive	-	1.8%
Energy	-	1.4%
Financial Services	-	16.7%
Healthcare	-	3.5%
Industrials	-	20.4%
Real Estate	-	-
Technology	-	52.3%
Utilities	-	0.4%

Return for Risk

GDXU vs. KORU — Risk / Return Rank

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

GDXU

GDXU Risk / Return Rank: 25
GDXU Sharpe Ratio Rank: 19
GDXU Sortino Ratio Rank: 30
GDXU Omega Ratio Rank: 33
GDXU Calmar Ratio Rank: 23
GDXU Martin Ratio Rank: 19

KORU

KORU Risk / Return Rank: 97
KORU Sharpe Ratio Rank: 100
KORU Sortino Ratio Rank: 94
KORU Omega Ratio Rank: 94
KORU Calmar Ratio Rank: 99
KORU Martin Ratio Rank: 99

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.

GDXU vs. KORU - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for MicroSectors Gold Miners 3X Leveraged ETN (GDXU) and Direxion Daily South Korea Bull 3X Shares (KORU). 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.

	GDXU	KORU	Difference
Sharpe ratio: Return per unit of total volatility	0.56	13.88	-13.32
Sortino ratio: Return per unit of downside risk	1.56	4.85	-3.29
Omega ratio: Gain probability vs. loss probability	1.22	1.67	-0.45
Calmar ratio: Return relative to maximum drawdown	1.04	28.19	-27.14
Martin ratio: Return relative to average drawdown	2.11	89.21	-87.10
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month.

GDXU vs. KORU - Sharpe Ratio Comparison

The current GDXU Sharpe Ratio is 0.56, which is lower than the KORU Sharpe Ratio of 13.88. The chart below compares the historical Sharpe Ratios of GDXU and KORU, 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

	GDXU	KORU	Difference
Sharpe Ratio (1Y) Calculated over the trailing 1-year period	0.56	13.88	-13.32
Sharpe Ratio (5Y) Calculated over the trailing 5-year period	-0.09	0.24	-0.33
Sharpe Ratio (10Y) Calculated over the trailing 10-year period	—	0.22	—
Sharpe Ratio (All Time) Calculated using the full available price history	-0.08	0.11	-0.20

Drawdowns

GDXU vs. KORU - Drawdown Comparison

The maximum GDXU drawdown since its inception was -94.39%, roughly equal to the maximum KORU drawdown of -95.79%. Use the drawdown chart below to compare losses from any high point for GDXU and KORU.

Drawdown Indicators

	GDXU	KORU	Difference
Max Drawdown Largest peak-to-trough decline	-94.39%	-95.79%	+1.40%
Max Drawdown (1Y) Largest decline over 1 year	-73.99%	-61.39%	-12.60%
Max Drawdown (3Y) Largest decline over 3 years	-73.99%	-73.71%	-0.28%
Max Drawdown (5Y) Largest decline over 5 years	-92.93%	-93.35%	+0.42%
Max Drawdown (10Y) Largest decline over 10 years	—	-95.79%	—
Current Drawdown Current decline from peak	-72.90%	-17.01%	-55.89%
Average Drawdown Average peak-to-trough decline	-69.77%	-57.52%	-12.25%
Ulcer Index Depth and duration of drawdowns from previous peaks	36.52%	19.36%	+17.16%

Volatility

GDXU vs. KORU - Volatility Comparison

The current volatility for MicroSectors Gold Miners 3X Leveraged ETN (GDXU) is 46.65%, while Direxion Daily South Korea Bull 3X Shares (KORU) has a volatility of 60.60%. This indicates that GDXU experiences smaller price fluctuations and is considered to be less risky than KORU based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	GDXU	KORU	Difference
Volatility (1M) Calculated over the trailing 1-month period	46.65%	60.60%	-13.95%
Volatility (6M) Calculated over the trailing 6-month period	118.08%	111.66%	+6.42%
Volatility (1Y) Calculated over the trailing 1-year period	137.54%	124.91%	+12.63%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	110.85%	85.28%	+25.57%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	110.00%	79.99%	+30.01%

GDXU vs. KORU - Expense Ratio Comparison

GDXU has a 0.95% expense ratio, which is lower than KORU's 1.29% expense ratio.

Dividends

GDXU vs. KORU - Dividend Comparison

GDXU has not paid dividends to shareholders, while KORU's dividend yield for the trailing twelve months is around 0.16%.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017
GDXU MicroSectors Gold Miners 3X Leveraged ETN	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%
KORU Direxion Daily South Korea Bull 3X Shares	0.16%	0.89%	4.10%	2.55%	0.48%	0.76%	0.01%	0.93%	1.40%	3.59%

Frequently Asked Questions

Can I hold both GDXU and KORU in my portfolio?

GDXU and KORU have a correlation of 0.35, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which is riskier, GDXU or KORU?

KORU has higher volatility (60.60%) compared to GDXU (46.65%). In terms of maximum drawdown, GDXU dropped -94.39% vs KORU's -95.79%.

Which ETF is better, GDXU or KORU?

On 5-year performance, KORU leads with 20.22% vs -10.23% for GDXU. On fees, GDXU is cheaper at 0.95% per year. On volatility, GDXU has been the lower-risk option at 46.65%. The better choice depends on whether you care most about return, fees, risk, or income.

Which ETF has performed better, GDXU or KORU?

Over the 5-year period, KORU has performed better with a 20.22% return vs -10.23%. Past performance does not guarantee future results, so compare this with risk, fees, and fund exposure.

Which ETF is cheaper, GDXU or KORU?

GDXU is cheaper with a 0.95% expense ratio, compared with 1.29% for KORU.

Which ETF pays a higher dividend yield, GDXU or KORU?

KORU has the higher dividend yield at 0.16%, compared with 0.00% for GDXU.

What is the main difference between GDXU and KORU?

GDXU tracks S-Network MicroSectors Gold Miners Index, while KORU tracks MSCI Korea 25-50 Index. They also come from different issuers: BMO and Direxion. Their fees differ too: 0.95% for GDXU and 1.29% for KORU.

Which has better risk-adjusted returns?

KORU currently has the higher Sharpe Ratio (13.88 vs 0.56), 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.