DDX vs. DDXX

Last updated Jun 5, 2026

DDX (Defined Duration 10 ETF) and DDXX (Defined Duration 20 ETF) are both exchange-traded funds - DDX is a Diversified Portfolio fund actively managed by Discipline Funds, while DDXX is a Global Equities fund actively managed by Discipline Funds. Both are actively managed. With a 0.96 correlation, they move nearly in lockstep. Both charge a 0.25% expense ratio.

Performance

DDX vs. DDXX - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in Defined Duration 10 ETF (DDX) and Defined Duration 20 ETF (DDXX). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, DDX achieves a 4.93% return, which is significantly lower than DDXX's 11.88% return.

DDX

• 1D: 0.07%
• 1M: 1.48%
• YTD: 4.93%
• 6M: 5.53%
• 1Y: 12.38%
• 3Y*: 8.29%
• 5Y*: —
• 10Y*: —

DDXX

• 1D: 0.42%
• 1M: 3.40%
• YTD: 11.88%
• 6M: 13.38%
• 1Y: —
• 3Y*: —
• 5Y*: —
• 10Y*: —

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

DDX vs. DDXX - Yearly Performance Comparison

	2026 (YTD)	2025
DDX Defined Duration 10 ETF	4.93%	1.06%
DDXX Defined Duration 20 ETF	11.88%	2.51%

Correlation

The correlation between DDX and DDXX is 0.96 - these two move nearly in lockstep. At this level, holding both provides almost no diversification benefit. If you already own one, adding the other does little to reduce portfolio risk.

	Correlation
Correlation (All Time) Calculated using the full available price history since Nov 14, 2025	0.96

Return for Risk

DDX vs. DDXX — Risk / Return Rank

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

DDX

DDX Risk / Return Rank: 69
DDX Sharpe Ratio Rank: 71
DDX Sortino Ratio Rank: 77
DDX Omega Ratio Rank: 74
DDX Calmar Ratio Rank: 57
DDX Martin Ratio Rank: 63

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.

DDX vs. DDXX - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Defined Duration 10 ETF (DDX) and Defined Duration 20 ETF (DDXX). 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.

	DDX	DDXX	Difference
Sharpe ratio: Return per unit of total volatility	2.28	—	—
Sortino ratio: Return per unit of downside risk	3.38	—	—
Omega ratio: Gain probability vs. loss probability	1.43	—	—
Calmar ratio: Return relative to maximum drawdown	2.82	—	—
Martin ratio: Return relative to average drawdown	11.34	—	—
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month.

Sharpe Ratios by Period

	DDX	DDXX	Difference
Sharpe Ratio (1Y) Calculated over the trailing 1-year period	2.28	—	—
Sharpe Ratio (All Time) Calculated using the full available price history	0.37	2.06	-1.69

Drawdowns

DDX vs. DDXX - Drawdown Comparison

The maximum DDX drawdown since its inception was -21.27%, which is greater than DDXX's maximum drawdown of -9.30%. Use the drawdown chart below to compare losses from any high point for DDX and DDXX.

Drawdown Indicators

	DDX	DDXX	Difference
Max Drawdown Largest peak-to-trough decline	-21.27%	-9.30%	-11.97%
Max Drawdown (1Y) Largest decline over 1 year	-4.41%	—	—
Max Drawdown (3Y) Largest decline over 3 years	-6.17%	—	—
Current Drawdown Current decline from peak	-0.17%	-0.37%	+0.20%
Average Drawdown Average peak-to-trough decline	-7.12%	-1.62%	-5.50%
Ulcer Index Depth and duration of drawdowns from previous peaks	1.09%	—	—

Volatility

Volatility by Period

	DDX	DDXX	Difference
Volatility (1M) Calculated over the trailing 1-month period	1.96%	—	—
Volatility (6M) Calculated over the trailing 6-month period	4.46%	—	—
Volatility (1Y) Calculated over the trailing 1-year period	5.47%	13.85%	-8.38%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	7.48%	13.85%	-6.37%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	7.48%	13.85%	-6.37%

DDX vs. DDXX - Expense Ratio Comparison

Both DDX and DDXX have an expense ratio of 0.25%, making them cost-effective options compared to the broader market, where average expense ratios typically range from 0.3% to 0.9%.

Dividends

DDX vs. DDXX - Dividend Comparison

DDX's dividend yield for the trailing twelve months is around 3.39%, more than DDXX's 1.13% yield.

Position	TTM	2025	2024	2023	2022	2021
DDX Defined Duration 10 ETF	3.39%	3.17%	3.11%	2.41%	1.38%	1.14%
DDXX Defined Duration 20 ETF	1.13%	1.20%	0.00%	0.00%	0.00%	0.00%

Frequently Asked Questions

Can I hold both DDX and DDXX in my portfolio?

With a correlation of 0.96, DDX and DDXX 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, DDX or DDXX?

Both ETFs have the same 0.25% expense ratio. The better choice depends on whether you care most about return, fees, risk, or income.

Which ETF is cheaper, DDX or DDXX?

DDX and DDXX have the same expense ratio: 0.25% per year.

Which ETF pays a higher dividend yield, DDX or DDXX?

DDX has the higher dividend yield at 3.39%, compared with 1.13% for DDXX.

What is the main difference between DDX and DDXX?

DDX is categorized as Diversified Portfolio, while DDXX is Global Equities.