UOPIX vs. RYJSX

Last updated Jun 4, 2026

UOPIX (ProFunds UltraNASDAQ-100 Fund) and RYJSX (Rydex Japan 2x Strategy Fund) are both Leveraged Equities funds. Over the past 10 years, UOPIX returned 34.63%/yr vs 15.51%/yr for RYJSX. A 0.64 correlation means they provide meaningful diversification when combined. UOPIX charges 1.47%/yr vs 1.49%/yr for RYJSX.

Performance

UOPIX vs. RYJSX - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in ProFunds UltraNASDAQ-100 Fund (UOPIX) and Rydex Japan 2x Strategy Fund (RYJSX). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, UOPIX achieves a 42.41% return, which is significantly lower than RYJSX's 61.13% return. Over the past 10 years, UOPIX has outperformed RYJSX with an annualized return of 34.63%, while RYJSX has yielded a comparatively lower 15.51% annualized return.

UOPIX

• 1D: 0.94%
• 1M: 22.21%
• YTD: 42.41%
• 6M: 38.29%
• 1Y: 86.40%
• 3Y*: 49.52%
• 5Y*: 25.25%
• 10Y*: 34.63%

RYJSX

• 1D: 0.41%
• 1M: 23.21%
• YTD: 61.13%
• 6M: 60.11%
• 1Y: 129.24%
• 3Y*: 35.83%
• 5Y*: 11.23%
• 10Y*: 15.51%

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

UOPIX vs. RYJSX - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020	2019	2018	2017
UOPIX ProFunds UltraNASDAQ-100 Fund	42.41%	30.26%	41.75%	115.97%	-60.70%	48.28%	86.57%	80.53%	-9.41%	68.58%
RYJSX Rydex Japan 2x Strategy Fund	61.13%	50.73%	1.56%	34.36%	-42.66%	-14.17%	40.76%	38.61%	-21.92%	50.94%

Correlation

The correlation between UOPIX and RYJSX is 0.71, 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	0.71
Correlation (3Y) Calculated over the trailing 3-year period	0.66
Correlation (5Y) Calculated over the trailing 5-year period	0.67
Correlation (10Y) Calculated over the trailing 10-year period	0.65
Correlation (All Time) Calculated using the full available price history since Jan 5, 2009	0.64

The correlation between UOPIX and RYJSX has been stable across timeframes, ranging from 0.64 to 0.71 - a consistent structural relationship.

Return for Risk

UOPIX vs. RYJSX — Risk / Return Rank

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

UOPIX

UOPIX Risk / Return Rank: 70
UOPIX Sharpe Ratio Rank: 86
UOPIX Sortino Ratio Rank: 60
UOPIX Omega Ratio Rank: 57
UOPIX Calmar Ratio Rank: 79
UOPIX Martin Ratio Rank: 65

RYJSX

RYJSX Risk / Return Rank: 64
RYJSX Sharpe Ratio Rank: 72
RYJSX Sortino Ratio Rank: 51
RYJSX Omega Ratio Rank: 45
RYJSX Calmar Ratio Rank: 85
RYJSX Martin Ratio Rank: 65

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.

UOPIX vs. RYJSX - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for ProFunds UltraNASDAQ-100 Fund (UOPIX) and Rydex Japan 2x Strategy Fund (RYJSX). 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.

	UOPIX	RYJSX	Difference
Sharpe ratio: Return per unit of total volatility	2.80	2.49	+0.31
Sortino ratio: Return per unit of downside risk	3.24	3.04	+0.20
Omega ratio: Gain probability vs. loss probability	1.42	1.37	+0.06
Calmar ratio: Return relative to maximum drawdown	3.60	4.04	-0.45
Martin ratio: Return relative to average drawdown	12.66	12.66	+0.01
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month.

UOPIX vs. RYJSX - Sharpe Ratio Comparison

The current UOPIX Sharpe Ratio is 2.80, which is comparable to the RYJSX Sharpe Ratio of 2.49. The chart below compares the historical Sharpe Ratios of UOPIX and RYJSX, 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

	UOPIX	RYJSX	Difference
Sharpe Ratio (1Y) Calculated over the trailing 1-year period	2.80	2.49	+0.31
Sharpe Ratio (5Y) Calculated over the trailing 5-year period	0.56	0.28	+0.28
Sharpe Ratio (10Y) Calculated over the trailing 10-year period	0.79	0.41	+0.37
Sharpe Ratio (All Time) Calculated using the full available price history	0.12	0.29	-0.17

Drawdowns

UOPIX vs. RYJSX - Drawdown Comparison

The maximum UOPIX drawdown since its inception was -99.80%, which is greater than RYJSX's maximum drawdown of -63.60%. Use the drawdown chart below to compare losses from any high point for UOPIX and RYJSX.

Drawdown Indicators

	UOPIX	RYJSX	Difference
Max Drawdown Largest peak-to-trough decline	-99.80%	-63.60%	-36.20%
Max Drawdown (1Y) Largest decline over 1 year	-24.97%	-30.86%	+5.89%
Max Drawdown (3Y) Largest decline over 3 years	-42.52%	-40.80%	-1.72%
Max Drawdown (5Y) Largest decline over 5 years	-65.01%	-61.07%	-3.94%
Max Drawdown (10Y) Largest decline over 10 years	-65.01%	-63.60%	-1.41%
Current Drawdown Current decline from peak	-43.02%	0.00%	-43.02%
Average Drawdown Average peak-to-trough decline	-84.82%	-20.88%	-63.94%
Ulcer Index Depth and duration of drawdowns from previous peaks	7.08%	9.84%	-2.76%

Volatility

UOPIX vs. RYJSX - Volatility Comparison

The current volatility for ProFunds UltraNASDAQ-100 Fund (UOPIX) is 8.96%, while Rydex Japan 2x Strategy Fund (RYJSX) has a volatility of 14.19%. This indicates that UOPIX experiences smaller price fluctuations and is considered to be less risky than RYJSX based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	UOPIX	RYJSX	Difference
Volatility (1M) Calculated over the trailing 1-month period	8.96%	14.19%	-5.23%
Volatility (6M) Calculated over the trailing 6-month period	24.35%	39.70%	-15.35%
Volatility (1Y) Calculated over the trailing 1-year period	32.12%	50.21%	-18.09%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	45.11%	40.59%	+4.52%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	44.17%	37.71%	+6.46%

UOPIX vs. RYJSX - Expense Ratio Comparison

UOPIX has a 1.47% expense ratio, which is lower than RYJSX's 1.49% expense ratio.

Dividends

UOPIX vs. RYJSX - Dividend Comparison

UOPIX's dividend yield for the trailing twelve months is around 12.83%, more than RYJSX's 0.69% yield.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017
RYJSX Rydex Japan 2x Strategy Fund	0.69%	1.11%	4.50%	5.86%	0.00%	0.00%	0.52%	0.85%	0.48%	3.24%
UOPIX ProFunds UltraNASDAQ-100 Fund	12.83%	18.27%	0.41%	0.00%	5.64%	11.03%	9.78%	5.78%	6.73%	0.00%

Frequently Asked Questions

Can I hold both UOPIX and RYJSX in my portfolio?

UOPIX and RYJSX have a correlation of 0.71, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which is riskier, UOPIX or RYJSX?

RYJSX has higher volatility (14.19%) compared to UOPIX (8.96%). In terms of maximum drawdown, UOPIX dropped -99.80% vs RYJSX's -63.60%.

Which has better risk-adjusted returns?

UOPIX currently has the higher Sharpe Ratio (2.80 vs 2.49), 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.