VNM vs. STOR.AS

Last updated Jun 28, 2026

VNM (VanEck Vectors Vietnam ETF) and STOR.AS (iShares Energy Storage & Hydrogen UCITS ETF USD (Acc)) are both exchange-traded funds - VNM is a Asia Pacific Equities fund tracking the MVIS Vietnam Index, while STOR.AS is a Alternative Energy Equities fund tracking the STOXX Global Energy Storage and Hydrogen Index. Both are passively managed. Over the past year, VNM returned 33.96% vs 143.90% for STOR.AS. At a 0.07 correlation, their price movements are largely independent. VNM charges 0.68%/yr vs 0.50%/yr for STOR.AS.

Performance

VNM vs. STOR.AS - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in VanEck Vectors Vietnam ETF (VNM) and iShares Energy Storage & Hydrogen UCITS ETF USD (Acc) (STOR.AS). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, VNM achieves a -3.80% return, which is significantly lower than STOR.AS's 75.53% return.

VNM

• 1D: 1.07%
• 1M: -1.84%
• YTD: -3.80%
• 6M: -0.24%
• 1Y: 33.96%
• 3Y*: 12.46%
• 5Y*: -0.83%
• 10Y*: 3.79%

STOR.AS

• 1D: -3.37%
• 1M: -7.07%
• YTD: 75.53%
• 6M: 73.71%
• 1Y: 143.90%
• 3Y*: —
• 5Y*: —
• 10Y*: —

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

VNM vs. STOR.AS - Yearly Performance Comparison

	2026 (YTD)	2025
VNM VanEck Vectors Vietnam ETF	-3.80%	66.84%
STOR.AS iShares Energy Storage & Hydrogen UCITS ETF USD (Acc)	75.53%	33.58%

Correlation

The correlation between VNM and STOR.AS is 0.08, meaning there is essentially no relationship between their price movements. Each responds to its own set of market drivers, making them strong candidates for combining in a diversified portfolio.

	Correlation
Correlation (1Y) Calculated over the trailing 1-year period	0.08
Correlation (All Time) Calculated using the full available price history since Feb 10, 2025	0.07

Return for Risk

VNM vs. STOR.AS — Risk / Return Rank

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

VNM

VNM Risk / Return Rank: 40
VNM Sharpe Ratio Rank: 40
VNM Sortino Ratio Rank: 40
VNM Omega Ratio Rank: 36
VNM Calmar Ratio Rank: 46
VNM Martin Ratio Rank: 36

STOR.AS

STOR.AS Risk / Return Rank: 97
STOR.AS Sharpe Ratio Rank: 98
STOR.AS Sortino Ratio Rank: 96
STOR.AS Omega Ratio Rank: 95
STOR.AS Calmar Ratio Rank: 98
STOR.AS Martin Ratio Rank: 96

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.

VNM vs. STOR.AS - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for VanEck Vectors Vietnam ETF (VNM) and iShares Energy Storage & Hydrogen UCITS ETF USD (Acc) (STOR.AS). 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.

	VNM	STOR.AS	Difference
Sharpe ratio: Return per unit of total volatility	1.31	4.47	-3.16
Sortino ratio: Return per unit of downside risk	1.92	4.87	-2.95
Omega ratio: Gain probability vs. loss probability	1.23	1.66	-0.43
Calmar ratio: Return relative to maximum drawdown	2.07	10.25	-8.18
Martin ratio: Return relative to average drawdown	5.04	29.02	-23.99

VNM vs. STOR.AS - Sharpe Ratio Comparison

The current VNM Sharpe Ratio is 1.31, which is lower than the STOR.AS Sharpe Ratio of 4.47. The chart below compares the historical Sharpe Ratios of VNM and STOR.AS, 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

VNM vs. STOR.AS - Drawdown Comparison

The maximum VNM drawdown since its inception was -63.19%, which is greater than STOR.AS's maximum drawdown of -20.12%. Use the drawdown chart below to compare losses from any high point for VNM and STOR.AS.

Drawdown Indicators

	VNM	STOR.AS	Difference
Max Drawdown Largest peak-to-trough decline	-63.19%	-20.12%	-43.07%
Max Drawdown (1Y) Largest decline over 1 year	-17.07%	-13.79%	-3.28%
Max Drawdown (3Y) Largest decline over 3 years	-31.60%	—	—
Max Drawdown (5Y) Largest decline over 5 years	-49.95%	—	—
Max Drawdown (10Y) Largest decline over 10 years	-51.67%	—	—
Current Drawdown Current decline from peak	-25.08%	-11.14%	-13.94%
Average Drawdown Average peak-to-trough decline	-37.78%	-4.18%	-33.60%
Ulcer Index Depth and duration of drawdowns from previous peaks	6.99%	4.90%	+2.09%

Volatility

VNM vs. STOR.AS - Volatility Comparison

The current volatility for VanEck Vectors Vietnam ETF (VNM) is 6.32%, while iShares Energy Storage & Hydrogen UCITS ETF USD (Acc) (STOR.AS) has a volatility of 13.61%. This indicates that VNM experiences smaller price fluctuations and is considered to be less risky than STOR.AS based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	VNM	STOR.AS	Difference
Volatility (1M) Calculated over the trailing 1-month period	6.32%	13.61%	-7.29%
Volatility (6M) Calculated over the trailing 6-month period	17.90%	25.68%	-7.78%
Volatility (1Y) Calculated over the trailing 1-year period	26.91%	31.64%	-4.73%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	24.34%	32.57%	-8.23%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	23.45%	32.57%	-9.12%

VNM vs. STOR.AS - Expense Ratio Comparison

VNM has a 0.68% expense ratio, which is higher than STOR.AS's 0.50% expense ratio.

Dividends

VNM vs. STOR.AS - Dividend Comparison

VNM's dividend yield for the trailing twelve months is around 0.21%, while STOR.AS has not paid dividends to shareholders.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
STOR.AS iShares Energy Storage & Hydrogen UCITS ETF USD (Acc)	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%
VNM VanEck Vectors Vietnam ETF	0.21%	0.20%	0.00%	5.21%	0.96%	0.49%	0.40%	0.76%	0.83%	1.14%	2.44%	3.69%

Frequently Asked Questions

Can I hold both VNM and STOR.AS in my portfolio?

VNM and STOR.AS have a correlation of 0.08, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which ETF is better, VNM or STOR.AS?

On fees, STOR.AS is cheaper at 0.50% per year. The better choice depends on whether you care most about return, fees, risk, or income.

Which ETF is cheaper, VNM or STOR.AS?

STOR.AS is cheaper with a 0.50% expense ratio, compared with 0.68% for VNM.

What is the main difference between VNM and STOR.AS?

VNM is categorized as Asia Pacific Equities, while STOR.AS is Alternative Energy Equities. VNM tracks MVIS Vietnam Index, while STOR.AS tracks STOXX Global Energy Storage and Hydrogen Index. They also come from different issuers: VanEck and iShares. Their fees differ too: 0.68% for VNM and 0.50% for STOR.AS.