EZJ vs. ROM

Last updated Jun 14, 2026

EZJ (ProShares Ultra MSCI Japan) and ROM (ProShares Ultra Technology) are both Leveraged Equities funds from ProShares - EZJ tracks the MSCI Japan Index (200%) while ROM tracks the Dow Jones U.S. Technology Index (200%). Both are passively managed. Over the past 10 years, EZJ returned 11.13%/yr vs 41.18%/yr for ROM. A 0.53 correlation means they provide meaningful diversification when combined. Both charge a 0.95% expense ratio.

Performance

EZJ vs. ROM - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in ProShares Ultra MSCI Japan (EZJ) and ProShares Ultra Technology (ROM). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, EZJ achieves a 24.65% return, which is significantly lower than ROM's 55.79% return. Over the past 10 years, EZJ has underperformed ROM with an annualized return of 11.13%, while ROM has yielded a comparatively higher 41.18% annualized return.

EZJ

• 1D: 1.04%
• 1M: 2.89%
• YTD: 24.65%
• 6M: 23.79%
• 1Y: 56.32%
• 3Y*: 22.06%
• 5Y*: 7.09%
• 10Y*: 11.13%

ROM

• 1D: 1.68%
• 1M: 8.30%
• YTD: 55.79%
• 6M: 56.08%
• 1Y: 116.71%
• 3Y*: 50.34%
• 5Y*: 27.36%
• 10Y*: 41.18%

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

EZJ vs. ROM - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020	2019	2018	2017
EZJ ProShares Ultra MSCI Japan	24.65%	42.72%	3.31%	30.78%	-38.23%	-1.96%	22.21%	33.76%	-30.99%	49.10%
ROM ProShares Ultra Technology	55.79%	35.63%	31.65%	130.70%	-63.86%	77.75%	80.42%	102.10%	-9.89%	81.11%

Correlation

The correlation between EZJ and ROM is 0.52, which is moderate. They share some common price drivers but move independently often enough to provide real diversification benefit when combined.

	Correlation
Correlation (1Y) Calculated over the trailing 1-year period	0.52
Correlation (3Y) Calculated over the trailing 3-year period	0.53
Correlation (5Y) Calculated over the trailing 5-year period	0.57
Correlation (10Y) Calculated over the trailing 10-year period	0.52
Correlation (All Time) Calculated using the full available price history since Jun 5, 2009	0.53

The correlation between EZJ and ROM has been stable across timeframes, ranging from 0.52 to 0.57 - a consistent structural relationship.

EZJ vs. ROM - Sectors Allocation Comparison

Sectors	EZJ	ROM
Industrials	24.5%	0.0%
Technology	20.8%	57.9%
Financial Services	17.8%	3.3%
Consumer Cyclical	11.9%	-
Communication Services	8.8%	-
Healthcare	5.9%	-
Consumer Defensive	3.5%	-
Basic Materials	3.0%	-
Real Estate	1.9%	-
Utilities	1.0%	-
Energy	1.0%	0.1%

Return for Risk

EZJ vs. ROM — Risk / Return Rank

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

EZJ

EZJ Risk / Return Rank: 43
EZJ Sharpe Ratio Rank: 42
EZJ Sortino Ratio Rank: 42
EZJ Omega Ratio Rank: 42
EZJ Calmar Ratio Rank: 45
EZJ Martin Ratio Rank: 42

ROM

ROM Risk / Return Rank: 73
ROM Sharpe Ratio Rank: 86
ROM Sortino Ratio Rank: 69
ROM Omega Ratio Rank: 71
ROM Calmar Ratio Rank: 76
ROM Martin Ratio Rank: 64

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.

EZJ vs. ROM - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for ProShares Ultra MSCI Japan (EZJ) and ProShares Ultra Technology (ROM). 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.

	EZJ	ROM	Difference
Sharpe ratio: Return per unit of total volatility	1.31	2.45	-1.14
Sortino ratio: Return per unit of downside risk	1.89	2.70	-0.81
Omega ratio: Gain probability vs. loss probability	1.24	1.36	-0.12
Calmar ratio: Return relative to maximum drawdown	2.01	3.42	-1.42
Martin ratio: Return relative to average drawdown	6.06	10.16	-4.10

EZJ vs. ROM - Sharpe Ratio Comparison

The current EZJ Sharpe Ratio is 1.31, which is lower than the ROM Sharpe Ratio of 2.45. The chart below compares the historical Sharpe Ratios of EZJ and ROM, 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

EZJ vs. ROM - Drawdown Comparison

The maximum EZJ drawdown since its inception was -58.63%, smaller than the maximum ROM drawdown of -83.36%. Use the drawdown chart below to compare losses from any high point for EZJ and ROM.

Drawdown Indicators

	EZJ	ROM	Difference
Max Drawdown Largest peak-to-trough decline	-58.63%	-83.36%	+24.73%
Max Drawdown (1Y) Largest decline over 1 year	-26.78%	-32.33%	+5.55%
Max Drawdown (3Y) Largest decline over 3 years	-31.48%	-48.10%	+16.62%
Max Drawdown (5Y) Largest decline over 5 years	-58.63%	-67.55%	+8.92%
Max Drawdown (10Y) Largest decline over 10 years	-58.63%	-67.55%	+8.92%
Current Drawdown Current decline from peak	-7.32%	-14.10%	+6.78%
Average Drawdown Average peak-to-trough decline	-21.26%	-20.86%	-0.40%
Ulcer Index Depth and duration of drawdowns from previous peaks	8.86%	10.88%	-2.02%

Volatility

EZJ vs. ROM - Volatility Comparison

The current volatility for ProShares Ultra MSCI Japan (EZJ) is 12.82%, while ProShares Ultra Technology (ROM) has a volatility of 22.20%. This indicates that EZJ experiences smaller price fluctuations and is considered to be less risky than ROM based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	EZJ	ROM	Difference
Volatility (1M) Calculated over the trailing 1-month period	12.82%	22.20%	-9.38%
Volatility (6M) Calculated over the trailing 6-month period	32.61%	38.08%	-5.47%
Volatility (1Y) Calculated over the trailing 1-year period	41.13%	45.31%	-4.18%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	36.89%	52.17%	-15.28%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	34.65%	50.11%	-15.46%

EZJ vs. ROM - Expense Ratio Comparison

Both EZJ and ROM have an expense ratio of 0.95%.

Dividends

EZJ vs. ROM - Dividend Comparison

EZJ's dividend yield for the trailing twelve months is around 1.66%, more than ROM's 0.16% yield.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
EZJ ProShares Ultra MSCI Japan	1.66%	1.13%	2.09%	1.11%	0.56%	0.00%	0.00%	0.24%	4.49%	0.00%	0.00%	0.00%
ROM ProShares Ultra Technology	0.16%	0.24%	0.21%	0.01%	0.00%	0.00%	0.05%	0.16%	0.30%	0.08%	0.20%	0.12%

Frequently Asked Questions

Can I hold both EZJ and ROM in my portfolio?

EZJ and ROM have a correlation of 0.52, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which is riskier, EZJ or ROM?

ROM has higher volatility (22.20%) compared to EZJ (12.82%). In terms of maximum drawdown, EZJ dropped -58.63% vs ROM's -83.36%.

Which ETF is better, EZJ or ROM?

On 10-year performance, ROM leads with 41.18% vs 11.13% for EZJ. Both ETFs have the same 0.95% expense ratio. On volatility, EZJ has been the lower-risk option at 12.82%. The better choice depends on whether you care most about return, fees, risk, or income.

Which ETF has performed better, EZJ or ROM?

Over the 10-year period, ROM has performed better with a 41.18% return vs 11.13%. Past performance does not guarantee future results, so compare this with risk, fees, and fund exposure.

Which ETF is cheaper, EZJ or ROM?

EZJ and ROM have the same expense ratio: 0.95% per year.

Which ETF pays a higher dividend yield, EZJ or ROM?

EZJ has the higher dividend yield at 1.66%, compared with 0.16% for ROM.

What is the main difference between EZJ and ROM?

EZJ tracks MSCI Japan Index (200%), while ROM tracks Dow Jones U.S. Technology Index (200%).

Which has better risk-adjusted returns?

ROM currently has the higher Sharpe Ratio (2.45 vs 1.31), 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.