NATO vs. DUTY

Last updated Jul 18, 2026

NATO (Themes Transatlantic Defense ETF) and DUTY (U.S. Defense ETF) are both Aerospace & Defense funds - NATO tracks the Solactive Transatlantic Aerospace and Defense Index while DUTY tracks the Solactive U.S. Defense Index. Both are passively managed. A 0.55 correlation means they provide meaningful diversification when combined. NATO charges 0.35%/yr vs 0.45%/yr for DUTY.

Performance

NATO vs. DUTY - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in Themes Transatlantic Defense ETF (NATO) and U.S. Defense ETF (DUTY). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

NATO

• 1D: 0.13%
• 1M: -3.62%
• 6M: -9.82%
• YTD: 3.02%
• 1Y: 7.75%
• 3Y*: —
• 5Y*: —
• 10Y*: —

DUTY

• 1D: 0.06%
• 1M: 0.05%
• 6M: —
• YTD: —
• 1Y: —
• 3Y*: —
• 5Y*: —
• 10Y*: —

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

NATO vs. DUTY - Yearly Performance Comparison

	2026 (YTD)
NATO Themes Transatlantic Defense ETF	-0.33%
DUTY U.S. Defense ETF	2.19%

Correlation

The correlation between NATO and DUTY is 0.55, which is moderate. They share some common price drivers but move independently often enough to provide real diversification benefit when combined.

	Correlation
Correlation (All Time) Calculated using the full available price history since Apr 8, 2026	0.55

Return for Risk

NATO vs. DUTY — Risk / Return Rank

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

NATO

NATO Risk / Return Rank: 16
NATO Sharpe Ratio Rank: 16
NATO Sortino Ratio Rank: 16
NATO Omega Ratio Rank: 15
NATO Calmar Ratio Rank: 16
NATO Martin Ratio Rank: 16

DUTY

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.

NATO vs. DUTY - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Themes Transatlantic Defense ETF (NATO) and U.S. Defense ETF (DUTY). 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.

	NATO	DUTY	Difference
Sharpe ratio: Return per unit of total volatility	0.36	—	—
Sortino ratio: Return per unit of downside risk	0.68	—	—
Omega ratio: Gain probability vs. loss probability	1.08	—	—
Calmar ratio: Return relative to maximum drawdown	0.49	—	—
Martin ratio: Return relative to average drawdown	1.12	—	—

Drawdowns

NATO vs. DUTY - Drawdown Comparison

The maximum NATO drawdown since its inception was -15.99%, which is greater than DUTY's maximum drawdown of -13.42%. Use the drawdown chart below to compare losses from any high point for NATO and DUTY.

Drawdown Indicators

	NATO	DUTY	Difference
Max Drawdown Largest peak-to-trough decline	-15.99%	-13.42%	-2.57%
Max Drawdown (1Y) Largest decline over 1 year	-15.99%	—	—
Current Drawdown Current decline from peak	-10.90%	-7.34%	-3.56%
Average Drawdown Average peak-to-trough decline	-4.07%	-4.69%	+0.62%
Ulcer Index Depth and duration of drawdowns from previous peaks	6.95%	—	—

Volatility

Volatility by Period

	NATO	DUTY	Difference
Volatility (1M) Calculated over the trailing 1-month period	5.89%	—	—
Volatility (6M) Calculated over the trailing 6-month period	18.37%	—	—
Volatility (1Y) Calculated over the trailing 1-year period	21.79%	26.91%	-5.12%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	22.68%	26.91%	-4.23%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	22.68%	26.91%	-4.23%

NATO vs. DUTY - Expense Ratio Comparison

NATO has a 0.35% expense ratio, which is lower than DUTY's 0.45% expense ratio.

Dividends

NATO vs. DUTY - Dividend Comparison

NATO's dividend yield for the trailing twelve months is around 0.44%, while DUTY has not paid dividends to shareholders.

Position	TTM	2025	2024
DUTY U.S. Defense ETF	0.00%	0.00%	0.00%
NATO Themes Transatlantic Defense ETF	0.44%	0.45%	0.08%

Frequently Asked Questions

Can I hold both NATO and DUTY in my portfolio?

NATO and DUTY have a correlation of 0.55, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which ETF is better, NATO or DUTY?

On fees, NATO is cheaper at 0.35% per year. The better choice depends on whether you care most about return, fees, risk, or income.

Which ETF is cheaper, NATO or DUTY?

NATO is cheaper with a 0.35% expense ratio, compared with 0.45% for DUTY.

Which ETF pays a higher dividend yield, NATO or DUTY?

NATO has the higher dividend yield at 0.44%, compared with 0.00% for DUTY.

What is the main difference between NATO and DUTY?

NATO tracks Solactive Transatlantic Aerospace and Defense Index, while DUTY tracks Solactive U.S. Defense Index. They also come from different issuers: Themes and Aura. Their fees differ too: 0.35% for NATO and 0.45% for DUTY.