VOLT vs. IEZ

Last updated Jun 4, 2026

VOLT (Tema Electrification ETF) and IEZ (iShares U.S. Oil Equipment & Services ETF) are both Energy Equities funds. VOLT is actively managed, while IEZ is passively managed. Over the past year, VOLT returned 65.79% vs 85.10% for IEZ. At a 0.38 correlation, their price movements are largely independent. VOLT charges 0.75%/yr vs 0.42%/yr for IEZ.

Performance

VOLT vs. IEZ - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in Tema Electrification ETF (VOLT) and iShares U.S. Oil Equipment & Services ETF (IEZ). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, VOLT achieves a 37.23% return, which is significantly lower than IEZ's 47.84% return.

VOLT

• 1D: 0.16%
• 1M: -2.25%
• YTD: 37.23%
• 6M: 34.70%
• 1Y: 65.79%
• 3Y*: —
• 5Y*: —
• 10Y*: —

IEZ

• 1D: 0.03%
• 1M: -3.54%
• YTD: 47.84%
• 6M: 42.02%
• 1Y: 85.10%
• 3Y*: 19.17%
• 5Y*: 13.91%
• 10Y*: -0.13%

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

VOLT vs. IEZ - Yearly Performance Comparison

	2026 (YTD)	2025	2024
VOLT Tema Electrification ETF	37.23%	25.92%	-8.86%
IEZ iShares U.S. Oil Equipment & Services ETF	47.84%	7.51%	-6.68%

Correlation

The correlation between VOLT and IEZ is 0.28, which is low. Their price movements are largely independent, making them effective diversification partners.

	Correlation
Correlation (1Y) Calculated over the trailing 1-year period	0.28
Correlation (All Time) Calculated using the full available price history since Dec 5, 2024	0.38

VOLT vs. IEZ - Sectors Allocation Comparison

Sectors	VOLT	IEZ
Industrials	48.1%	0.6%
Utilities	31.2%	1.0%
Technology	11.0%	-
Energy	5.0%	98.8%
Consumer Cyclical	3.5%	-
Financial Services	0.5%	-
Basic Materials	-	-
Communication Services	-	-
Consumer Defensive	-	-
Healthcare	-	-
Real Estate	-	-

Return for Risk

VOLT vs. IEZ — Risk / Return Rank

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

VOLT

VOLT Risk / Return Rank: 89
VOLT Sharpe Ratio Rank: 91
VOLT Sortino Ratio Rank: 88
VOLT Omega Ratio Rank: 85
VOLT Calmar Ratio Rank: 94
VOLT Martin Ratio Rank: 89

IEZ

IEZ Risk / Return Rank: 87
IEZ Sharpe Ratio Rank: 88
IEZ Sortino Ratio Rank: 82
IEZ Omega Ratio Rank: 77
IEZ Calmar Ratio Rank: 95
IEZ Martin Ratio Rank: 92

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.

VOLT vs. IEZ - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Tema Electrification ETF (VOLT) and iShares U.S. Oil Equipment & Services ETF (IEZ). 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.

	VOLT	IEZ	Difference
Sharpe ratio: Return per unit of total volatility	3.25	3.00	+0.24
Sortino ratio: Return per unit of downside risk	4.07	3.71	+0.36
Omega ratio: Gain probability vs. loss probability	1.53	1.46	+0.07
Calmar ratio: Return relative to maximum drawdown	7.38	8.29	-0.91
Martin ratio: Return relative to average drawdown	20.55	22.60	-2.05
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month.

VOLT vs. IEZ - Sharpe Ratio Comparison

The current VOLT Sharpe Ratio is 3.25, which is comparable to the IEZ Sharpe Ratio of 3.00. The chart below compares the historical Sharpe Ratios of VOLT and IEZ, calculated using daily returns over the previous 12 months. A higher Sharpe Ratio indicates better risk-adjusted performance relative to the risk-free rate.

Sharpe Ratios by Period

	VOLT	IEZ	Difference
Sharpe Ratio (1Y) Calculated over the trailing 1-year period	3.25	3.00	+0.24
Sharpe Ratio (5Y) Calculated over the trailing 5-year period	—	0.38	—
Sharpe Ratio (10Y) Calculated over the trailing 10-year period	—	-0.00	—
Sharpe Ratio (All Time) Calculated using the full available price history	1.49	-0.04	+1.53

Drawdowns

VOLT vs. IEZ - Drawdown Comparison

The maximum VOLT drawdown since its inception was -23.40%, smaller than the maximum IEZ drawdown of -92.52%. Use the drawdown chart below to compare losses from any high point for VOLT and IEZ.

Drawdown Indicators

	VOLT	IEZ	Difference
Max Drawdown Largest peak-to-trough decline	-23.40%	-92.52%	+69.12%
Max Drawdown (1Y) Largest decline over 1 year	-8.96%	-10.32%	+1.36%
Max Drawdown (3Y) Largest decline over 3 years	—	-40.25%	—
Max Drawdown (5Y) Largest decline over 5 years	—	-40.25%	—
Max Drawdown (10Y) Largest decline over 10 years	—	-88.29%	—
Current Drawdown Current decline from peak	-4.12%	-51.21%	+47.09%
Average Drawdown Average peak-to-trough decline	-5.17%	-48.26%	+43.09%
Ulcer Index Depth and duration of drawdowns from previous peaks	3.21%	3.78%	-0.57%

Volatility

VOLT vs. IEZ - Volatility Comparison

Tema Electrification ETF (VOLT) and iShares U.S. Oil Equipment & Services ETF (IEZ) have volatilities of 7.84% and 7.95%, 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

	VOLT	IEZ	Difference
Volatility (1M) Calculated over the trailing 1-month period	7.84%	7.95%	-0.11%
Volatility (6M) Calculated over the trailing 6-month period	17.12%	20.11%	-2.99%
Volatility (1Y) Calculated over the trailing 1-year period	20.39%	28.62%	-8.23%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	24.11%	36.35%	-12.24%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	24.11%	41.56%	-17.45%

VOLT vs. IEZ - Expense Ratio Comparison

VOLT has a 0.75% expense ratio, which is higher than IEZ's 0.42% expense ratio.

Dividends

VOLT vs. IEZ - Dividend Comparison

VOLT's dividend yield for the trailing twelve months is around 0.33%, less than IEZ's 1.18% yield.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
IEZ iShares U.S. Oil Equipment & Services ETF	1.18%	1.87%	1.76%	0.97%	0.65%	1.20%	2.07%	2.28%	1.81%	3.42%	0.91%	2.40%
VOLT Tema Electrification ETF	0.33%	0.46%	0.01%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%

Frequently Asked Questions

Can I hold both VOLT and IEZ in my portfolio?

VOLT and IEZ have a correlation of 0.28, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which is riskier, VOLT or IEZ?

IEZ has higher volatility (7.95%) compared to VOLT (7.84%). In terms of maximum drawdown, VOLT dropped -23.40% vs IEZ's -92.52%.

Which ETF is better, VOLT or IEZ?

On 1-year performance, IEZ leads with 85.10% vs 65.79% for VOLT. On fees, IEZ is cheaper at 0.42% per year. On volatility, VOLT has been the lower-risk option at 7.84%. The better choice depends on whether you care most about return, fees, risk, or income.

Which ETF has performed better, VOLT or IEZ?

Over the 1-year period, IEZ has performed better with a 85.10% return vs 65.79%. Past performance does not guarantee future results, so compare this with risk, fees, and fund exposure.

Which ETF is cheaper, VOLT or IEZ?

IEZ is cheaper with a 0.42% expense ratio, compared with 0.75% for VOLT.

Which ETF pays a higher dividend yield, VOLT or IEZ?

IEZ has the higher dividend yield at 1.18%, compared with 0.33% for VOLT.

What is the main difference between VOLT and IEZ?

They also come from different issuers: Tema and iShares. Their fees differ too: 0.75% for VOLT and 0.42% for IEZ.

Which has better risk-adjusted returns?

VOLT currently has the higher Sharpe Ratio (3.25 vs 3.00), 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.