GUNR vs. NANR

Last updated Aug 4, 2026

GUNR (FlexShares Morningstar Global Upstream Natural Resources Index Fund) and NANR (SPDR S&P North American Natural Resources ETF) are both Natural Resources funds - GUNR tracks the Morningstar Global Upstream Natural Resources Index while NANR tracks the S&P BMI North American Natural Resources Index. Both are passively managed. Over the past 10 years, GUNR returned 10.05%/yr vs 11.55%/yr for NANR. Their correlation of 0.92 means they have usually moved in the same direction. GUNR charges 0.46%/yr vs 0.35%/yr for NANR.

Performance

GUNR vs. NANR - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in FlexShares Morningstar Global Upstream Natural Resources Index Fund (GUNR) and SPDR S&P North American Natural Resources ETF (NANR). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, GUNR achieves a 14.39% return, which is significantly lower than NANR's 18.96% return. Over the past 10 years, GUNR has underperformed NANR with an annualized return of 10.05%, while NANR has yielded a comparatively higher 11.55% annualized return.

GUNR

• 1D: -0.84%
• 1M: 4.20%
• 6M: 3.67%
• YTD: 14.39%
• 1Y: 32.63%
• 3Y*: 11.02%
• 5Y*: 10.41%
• 10Y*: 10.05%
• ALL TIME*: 6.50%

NANR

• 1D: -0.16%
• 1M: 5.17%
• 6M: 6.34%
• YTD: 18.96%
• 1Y: 43.82%
• 3Y*: 16.43%
• 5Y*: 17.93%
• 10Y*: 11.55%
• ALL TIME*: 14.32%

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

Liquidity Comparison

Position	Avg. Volume Value (2W)	Avg. Volume Value (1M)	Avg. Volume Value (3M)
GUNR FlexShares Morningstar Global Upstream Natural Resources Index Fund	$77.78M	$41.91M	$28.99M
NANR SPDR S&P North American Natural Resources ETF	$3.01M	$2.18M	$2.39M

GUNR vs. NANR - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020	2019	2018	2017
GUNR FlexShares Morningstar Global Upstream Natural Resources Index Fund	14.39%	30.03%	-8.37%	-2.40%	14.83%	26.06%	0.46%	18.41%	-9.42%	18.74%
NANR SPDR S&P North American Natural Resources ETF	18.96%	35.35%	2.31%	-3.23%	26.49%	36.43%	1.03%	18.99%	-16.77%	8.03%

Correlation

The correlation between GUNR and NANR is 0.93, meaning they have usually moved in the same direction, including during past declines.

	Correlation
Correlation (1Y) Focuses on recent behavior, but can change the most.	0.93
Correlation (3Y) Balances recent behavior with more history.	0.92
Correlation (5Y) Shows whether the relationship held over a longer period.	0.93
Correlation (10Y) Provides a long-term view across more market conditions.	0.92
Correlation (All Time) Calculated using the full available price history since Dec 16, 2015	0.92

The correlation between GUNR and NANR has been stable across timeframes, ranging from 0.92 to 0.93 - a consistent structural relationship.

GUNR vs. NANR - Sectors Allocation Comparison

Sectors	GUNR	NANR
Basic Materials	52.3%	45.6%
Energy	29.2%	40.8%
Consumer Defensive	11.8%	4.4%
Utilities	5.4%	0.0%
Communication Services	1.7%	-
Real Estate	1.2%	1.5%
Technology	0.5%	0.1%
Industrials	0.5%	0.7%
Consumer Cyclical	0.4%	7.0%
Financial Services	0.0%	0.0%
Healthcare	-	-

Return for Risk

GUNR vs. NANR — Risk / Return Rank

Compare historical risk-adjusted metric ranks over the past 12 months.

GUNR

GUNR Risk / Return Rank: 79
GUNR Sharpe Ratio Rank: 85
GUNR Sortino Ratio Rank: 79
GUNR Omega Ratio Rank: 82
GUNR Calmar Ratio Rank: 77
GUNR Martin Ratio Rank: 70

NANR

NANR Risk / Return Rank: 85
NANR Sharpe Ratio Rank: 90
NANR Sortino Ratio Rank: 85
NANR Omega Ratio Rank: 86
NANR Calmar Ratio Rank: 87
NANR Martin Ratio Rank: 78

The rank (0–100) uses a weighted average of the Sharpe, Sortino, Omega, Calmar, and Martin percentile ranks for the trailing 12 months. Higher means stronger historical risk-adjusted performance within the peer group.

GUNR vs. NANR - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for FlexShares Morningstar Global Upstream Natural Resources Index Fund (GUNR) and SPDR S&P North American Natural Resources ETF (NANR). 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.

	GUNR	NANR	Difference
Sharpe ratio: Return per unit of total volatility	2.06	2.30	-0.24
Sortino ratio: Return per unit of downside risk	2.64	2.89	-0.25
Omega ratio: Gain probability vs. loss probability	1.36	1.39	-0.03
Calmar ratio: Return relative to maximum drawdown	2.80	3.58	-0.78
Martin ratio: Return relative to average drawdown	8.76	10.33	-1.57

GUNR vs. NANR - Sharpe Ratio Comparison

The current GUNR Sharpe Ratio is 2.06, which is comparable to the NANR Sharpe Ratio of 2.30. The chart below compares the historical Sharpe Ratios of GUNR and NANR, 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

GUNR vs. NANR - Drawdown Comparison

The maximum GUNR drawdown since its inception was -45.64%, smaller than the maximum NANR drawdown of -49.15%. Use the drawdown chart below to compare losses from any high point for GUNR and NANR.

Drawdown Indicators

	GUNR	NANR	Difference
Max Drawdown Largest peak-to-trough decline	-45.64%	-49.15%	+3.51%
Max Drawdown (1Y) Largest decline over 1 year	-11.70%	-12.31%	+0.61%
Max Drawdown (3Y) Largest decline over 3 years	-19.59%	-18.42%	-1.17%
Max Drawdown (5Y) Largest decline over 5 years	-24.06%	-26.42%	+2.36%
Max Drawdown (10Y) Largest decline over 10 years	-43.04%	-49.15%	+6.11%
Current Drawdown Current decline from peak	-6.49%	-6.37%	-0.12%
Average Drawdown Average peak-to-trough decline	-10.37%	-8.39%	-1.98%
Ulcer Index Depth and duration of drawdowns from previous peaks	3.74%	4.25%	-0.51%

Volatility

GUNR vs. NANR - Volatility Comparison

FlexShares Morningstar Global Upstream Natural Resources Index Fund (GUNR) and SPDR S&P North American Natural Resources ETF (NANR) have volatilities of 4.06% and 4.11%, respectively, indicating that both stocks experience similar levels of price fluctuations. This suggests that the risk associated with both stocks, as measured by volatility, is nearly the same. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	GUNR	NANR	Difference
Volatility (1M) Calculated over the trailing 1-month period	4.06%	4.11%	-0.05%
Volatility (6M) Calculated over the trailing 6-month period	12.60%	14.51%	-1.91%
Volatility (1Y) Calculated over the trailing 1-year period	15.98%	19.19%	-3.21%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	18.95%	22.80%	-3.85%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	20.33%	23.56%	-3.23%

GUNR vs. NANR - Expense Ratio Comparison

GUNR has a 0.46% expense ratio, which is higher than NANR's 0.35% expense ratio.

Dividends

GUNR vs. NANR - Dividend Comparison

GUNR's dividend yield for the trailing twelve months is around 2.34%, more than NANR's 1.77% yield.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
GUNR FlexShares Morningstar Global Upstream Natural Resources Index Fund	2.34%	2.81%	3.39%	3.55%	4.12%	3.61%	2.79%	3.25%	3.27%	2.00%	1.73%	4.50%
NANR SPDR S&P North American Natural Resources ETF	1.77%	1.77%	2.20%	2.78%	2.70%	2.61%	2.73%	2.02%	1.95%	1.83%	5.01%	0.01%

Frequently Asked Questions

Can I hold both GUNR and NANR in my portfolio?

With a correlation of 0.93, GUNR and NANR 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 is riskier, GUNR or NANR?

NANR has higher volatility (4.11%) compared to GUNR (4.06%). In terms of maximum drawdown, GUNR dropped -45.64% vs NANR's -49.15%.

Which ETF is better, GUNR or NANR?

On 10-year performance, NANR leads with 11.55% vs 10.05% for GUNR. On fees, NANR is cheaper at 0.35% per year. Their volatility is very similar. The better choice depends on whether you care most about return, fees, risk, or income.

Which ETF has performed better, GUNR or NANR?

Over the 10-year period, NANR has performed better with a 11.55% return vs 10.05%. Past performance does not guarantee future results, so compare this with risk, fees, and fund exposure.

Which ETF is cheaper, GUNR or NANR?

NANR is cheaper with a 0.35% expense ratio, compared with 0.46% for GUNR.

Which ETF pays a higher dividend yield, GUNR or NANR?

GUNR has the higher dividend yield at 2.34%, compared with 1.77% for NANR.

What is the main difference between GUNR and NANR?

GUNR tracks Morningstar Global Upstream Natural Resources Index, while NANR tracks S&P BMI North American Natural Resources Index. They also come from different issuers: Northern Trust and State Street. Their fees differ too: 0.46% for GUNR and 0.35% for NANR.

Which has better risk-adjusted returns?

NANR currently has the higher Sharpe Ratio (2.30 vs 2.06), 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.