GLXU vs. KORU

Last updated Jul 14, 2026

GLXU (T-REX 2X Long GLXY Daily Target ETF) and KORU (Direxion Daily MSCI South Korea Bull 3X Shares) are both exchange-traded funds - GLXU is a Leveraged Equities fund actively managed by T-Rex, while KORU is a South Korea Equities fund tracking the MSCI Korea 25/50 Index. GLXU is actively managed, while KORU is passively managed. At a 0.46 correlation, their price movements are largely independent. GLXU charges 1.50%/yr vs 1.32%/yr for KORU.

Performance

GLXU vs. KORU - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in T-REX 2X Long GLXY Daily Target ETF (GLXU) and Direxion Daily MSCI 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, GLXU achieves a -38.30% return, which is significantly lower than KORU's 130.89% return.

GLXU

• 1D: -12.23%
• 1M: -52.98%
• 6M: -51.50%
• YTD: -38.30%
• 1Y: —
• 3Y*: —
• 5Y*: —
• 10Y*: —

KORU

• 1D: -24.74%
• 1M: -49.18%
• 6M: 66.57%
• YTD: 130.89%
• 1Y: 413.07%
• 3Y*: 60.31%
• 5Y*: 1.85%
• 10Y*: 6.31%

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

GLXU vs. KORU - Yearly Performance Comparison

	2026 (YTD)	2025
GLXU T-REX 2X Long GLXY Daily Target ETF	-38.30%	-55.12%
KORU Direxion Daily MSCI South Korea Bull 3X Shares	130.89%	117.99%

Correlation

The correlation between GLXU and KORU is 0.46, which is low. Their price movements are largely independent, making them effective diversification partners.

	Correlation
Correlation (All Time) Calculated using the full available price history since Aug 8, 2025	0.46

Return for Risk

GLXU vs. KORU — Risk / Return Rank

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

GLXU

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

KORU

KORU Risk / Return Rank: 89
KORU Sharpe Ratio Rank: 94
KORU Sortino Ratio Rank: 79
KORU Omega Ratio Rank: 85
KORU Calmar Ratio Rank: 95
KORU Martin Ratio Rank: 92

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.

GLXU vs. KORU - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for T-REX 2X Long GLXY Daily Target ETF (GLXU) and Direxion Daily MSCI 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.

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.

	GLXU	KORU	Difference
Sharpe ratio: Return per unit of total volatility	—	2.78	—
Sortino ratio: Return per unit of downside risk	—	2.78	—
Omega ratio: Gain probability vs. loss probability	—	1.40	—
Calmar ratio: Return relative to maximum drawdown	—	6.23	—
Martin ratio: Return relative to average drawdown	—	17.42	—

Drawdowns

GLXU vs. KORU - Drawdown Comparison

The maximum GLXU drawdown since its inception was -90.66%, smaller than the maximum KORU drawdown of -95.79%. Use the drawdown chart below to compare losses from any high point for GLXU and KORU.

Drawdown Indicators

	GLXU	KORU	Difference
Max Drawdown Largest peak-to-trough decline	-90.66%	-95.79%	+5.13%
Max Drawdown (1Y) Largest decline over 1 year	—	-66.86%	—
Max Drawdown (3Y) Largest decline over 3 years	—	-73.34%	—
Max Drawdown (5Y) Largest decline over 5 years	—	-92.82%	—
Max Drawdown (10Y) Largest decline over 10 years	—	-95.79%	—
Current Drawdown Current decline from peak	-86.29%	-66.86%	-19.43%
Average Drawdown Average peak-to-trough decline	-59.16%	-57.39%	-1.77%
Ulcer Index Depth and duration of drawdowns from previous peaks	—	23.85%	—

Volatility

Volatility by Period

	GLXU	KORU	Difference
Volatility (1M) Calculated over the trailing 1-month period	—	78.13%	—
Volatility (6M) Calculated over the trailing 6-month period	—	145.83%	—
Volatility (1Y) Calculated over the trailing 1-year period	179.06%	150.12%	+28.94%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	179.06%	93.49%	+85.57%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	179.06%	84.08%	+94.98%

GLXU vs. KORU - Expense Ratio Comparison

GLXU has a 1.50% expense ratio, which is higher than KORU's 1.32% expense ratio.

Dividends

GLXU vs. KORU - Dividend Comparison

GLXU's dividend yield for the trailing twelve months is around 12.09%, more than KORU's 0.38% yield.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017
GLXU T-REX 2X Long GLXY Daily Target ETF	12.09%	7.46%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%
KORU Direxion Daily MSCI South Korea Bull 3X Shares	0.38%	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 GLXU and KORU in my portfolio?

GLXU and KORU have a correlation of 0.46, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which ETF is better, GLXU or KORU?

On fees, KORU is cheaper at 1.32% per year. The better choice depends on whether you care most about return, fees, risk, or income.

Which ETF is cheaper, GLXU or KORU?

KORU is cheaper with a 1.32% expense ratio, compared with 1.50% for GLXU.

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

GLXU has the higher dividend yield at 12.09%, compared with 0.38% for KORU.

What is the main difference between GLXU and KORU?

GLXU is categorized as Leveraged Equities, while KORU is South Korea Equities. They also come from different issuers: T-Rex and Direxion. Their fees differ too: 1.50% for GLXU and 1.32% for KORU.