MIDU vs. KORU

Last updated Jul 12, 2026

MIDU (Direxion Daily Mid Cap Bull 3X Shares) and KORU (Direxion Daily MSCI South Korea Bull 3X Shares) are both exchange-traded funds - MIDU is a Leveraged Equities fund tracking the S&P MidCap 400 Index (300%), while KORU is a South Korea Equities fund tracking the MSCI Korea 25/50 Index. Both are passively managed. Over the past 10 years, MIDU returned 11.24%/yr vs 9.83%/yr for KORU. A 0.54 correlation means they provide meaningful diversification when combined. MIDU charges 1.06%/yr vs 1.32%/yr for KORU.

Performance

MIDU vs. KORU - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in Direxion Daily Mid Cap Bull 3X Shares (MIDU) 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, MIDU achieves a 39.00% return, which is significantly lower than KORU's 206.79% return. Over the past 10 years, MIDU has outperformed KORU with an annualized return of 11.24%, while KORU has yielded a comparatively lower 9.83% annualized return.

MIDU

• 1D: -0.14%
• 1M: -1.80%
• 6M: 21.69%
• YTD: 39.00%
• 1Y: 47.70%
• 3Y*: 19.71%
• 5Y*: 3.44%
• 10Y*: 11.24%

KORU

• 1D: -2.27%
• 1M: -32.48%
• 6M: 122.37%
• YTD: 206.79%
• 1Y: 581.75%
• 3Y*: 83.74%
• 5Y*: 8.55%
• 10Y*: 9.83%

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

MIDU vs. KORU - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020	2019	2018	2017
MIDU Direxion Daily Mid Cap Bull 3X Shares	39.00%	-2.75%	20.32%	27.79%	-49.27%	72.89%	-18.31%	77.38%	-39.21%	46.86%
KORU Direxion Daily MSCI South Korea Bull 3X Shares	206.79%	432.73%	-62.18%	28.61%	-70.16%	-33.86%	48.78%	5.47%	-59.89%	167.08%

Correlation

The correlation between MIDU and KORU is 0.50, which is moderate. They share some common price drivers but move independently often enough to provide real diversification benefit when combined.

	Correlation
Correlation (1Y) Calculated over the trailing 1-year period	0.50
Correlation (3Y) Calculated over the trailing 3-year period	0.51
Correlation (5Y) Calculated over the trailing 5-year period	0.55
Correlation (10Y) Calculated over the trailing 10-year period	0.55
Correlation (All Time) Calculated using the full available price history since Apr 10, 2013	0.54

The correlation between MIDU and KORU has been stable across timeframes, ranging from 0.50 to 0.55 - a consistent structural relationship.

MIDU vs. KORU - Sectors Allocation Comparison

Sectors	MIDU	KORU
Industrials	5.2%	15.2%
Technology	3.5%	63.4%
Financial Services	2.9%	7.4%
Consumer Cyclical	2.1%	5.5%
Healthcare	1.9%	2.5%
Real Estate	1.6%	-
Basic Materials	1.2%	1.4%
Energy	1.1%	0.9%
Consumer Defensive	0.9%	1.3%
Utilities	0.6%	0.3%
Communication Services	0.3%	2.1%

Return for Risk

MIDU vs. KORU — Risk / Return Rank

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

MIDU

MIDU Risk / Return Rank: 36
MIDU Sharpe Ratio Rank: 31
MIDU Sortino Ratio Rank: 35
MIDU Omega Ratio Rank: 32
MIDU Calmar Ratio Rank: 42
MIDU Martin Ratio Rank: 43

KORU

KORU Risk / Return Rank: 93
KORU Sharpe Ratio Rank: 97
KORU Sortino Ratio Rank: 86
KORU Omega Ratio Rank: 89
KORU Calmar Ratio Rank: 97
KORU 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.

MIDU vs. KORU - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Direxion Daily Mid Cap Bull 3X Shares (MIDU) 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.

	MIDU	KORU	Difference
Sharpe ratio: Return per unit of total volatility	0.93	3.86	-2.94
Sortino ratio: Return per unit of downside risk	1.53	3.09	-1.56
Omega ratio: Gain probability vs. loss probability	1.18	1.45	-0.27
Calmar ratio: Return relative to maximum drawdown	1.70	9.28	-7.58
Martin ratio: Return relative to average drawdown	5.61	24.23	-18.62

MIDU vs. KORU - Sharpe Ratio Comparison

The current MIDU Sharpe Ratio is 0.93, which is lower than the KORU Sharpe Ratio of 3.86. The chart below compares the historical Sharpe Ratios of MIDU 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.

Drawdowns

MIDU vs. KORU - Drawdown Comparison

The maximum MIDU drawdown since its inception was -86.26%, smaller than the maximum KORU drawdown of -95.79%. Use the drawdown chart below to compare losses from any high point for MIDU and KORU.

Drawdown Indicators

	MIDU	KORU	Difference
Max Drawdown Largest peak-to-trough decline	-86.26%	-95.79%	+9.53%
Max Drawdown (1Y) Largest decline over 1 year	-25.80%	-61.39%	+35.59%
Max Drawdown (3Y) Largest decline over 3 years	-60.41%	-73.34%	+12.93%
Max Drawdown (5Y) Largest decline over 5 years	-64.14%	-92.82%	+28.68%
Max Drawdown (10Y) Largest decline over 10 years	-86.26%	-95.79%	+9.53%
Current Drawdown Current decline from peak	-6.05%	-55.96%	+49.91%
Average Drawdown Average peak-to-trough decline	-22.33%	-57.38%	+35.05%
Ulcer Index Depth and duration of drawdowns from previous peaks	7.83%	23.48%	-15.65%

Volatility

MIDU vs. KORU - Volatility Comparison

The current volatility for Direxion Daily Mid Cap Bull 3X Shares (MIDU) is 13.72%, while Direxion Daily MSCI South Korea Bull 3X Shares (KORU) has a volatility of 73.55%. This indicates that MIDU 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

	MIDU	KORU	Difference
Volatility (1M) Calculated over the trailing 1-month period	13.72%	73.55%	-59.83%
Volatility (6M) Calculated over the trailing 6-month period	34.76%	142.90%	-108.14%
Volatility (1Y) Calculated over the trailing 1-year period	47.37%	147.64%	-100.27%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	59.42%	92.78%	-33.36%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	63.43%	83.70%	-20.27%

MIDU vs. KORU - Expense Ratio Comparison

MIDU has a 1.06% expense ratio, which is lower than KORU's 1.32% expense ratio.

Dividends

MIDU vs. KORU - Dividend Comparison

MIDU's dividend yield for the trailing twelve months is around 0.51%, more than KORU's 0.28% yield.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016
KORU Direxion Daily MSCI South Korea Bull 3X Shares	0.28%	0.89%	4.10%	2.55%	0.48%	0.76%	0.01%	0.93%	1.40%	3.59%	0.00%
MIDU Direxion Daily Mid Cap Bull 3X Shares	0.51%	1.04%	1.10%	1.43%	0.11%	0.00%	0.06%	0.71%	0.70%	2.67%	1.89%

Frequently Asked Questions

Can I hold both MIDU and KORU in my portfolio?

MIDU and KORU have a correlation of 0.50, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which is riskier, MIDU or KORU?

KORU has higher volatility (73.55%) compared to MIDU (13.72%). In terms of maximum drawdown, MIDU dropped -86.26% vs KORU's -95.79%.

Which ETF is better, MIDU or KORU?

On 10-year performance, MIDU leads with 11.24% vs 9.83% for KORU. On fees, MIDU is cheaper at 1.06% per year. On volatility, MIDU has been the lower-risk option at 13.72%. The better choice depends on whether you care most about return, fees, risk, or income.

Which ETF has performed better, MIDU or KORU?

Over the 10-year period, MIDU has performed better with a 11.24% return vs 9.83%. Past performance does not guarantee future results, so compare this with risk, fees, and fund exposure.

Which ETF is cheaper, MIDU or KORU?

MIDU is cheaper with a 1.06% expense ratio, compared with 1.32% for KORU.

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

MIDU has the higher dividend yield at 0.51%, compared with 0.28% for KORU.

What is the main difference between MIDU and KORU?

MIDU is categorized as Leveraged Equities, while KORU is South Korea Equities. MIDU tracks S&P MidCap 400 Index (300%), while KORU tracks MSCI Korea 25/50 Index. Their fees differ too: 1.06% for MIDU and 1.32% for KORU.

Which has better risk-adjusted returns?

KORU currently has the higher Sharpe Ratio (3.86 vs 0.93), 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.