RYEIX vs. BACIX

Last updated Jun 4, 2026

RYEIX (Rydex Energy Fund) and BACIX (BlackRock Energy Opportunities Fund) are both Energy Equities funds. Over the past 10 years, RYEIX returned 6.68%/yr vs 9.06%/yr for BACIX. With a 0.96 correlation, they move nearly in lockstep. RYEIX charges 1.36%/yr vs 0.91%/yr for BACIX.

Performance

RYEIX vs. BACIX - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in Rydex Energy Fund (RYEIX) and BlackRock Energy Opportunities Fund (BACIX). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, RYEIX achieves a 35.81% return, which is significantly higher than BACIX's 29.12% return. Over the past 10 years, RYEIX has underperformed BACIX with an annualized return of 6.68%, while BACIX has yielded a comparatively higher 9.06% annualized return.

RYEIX

• 1D: 1.86%
• 1M: -1.58%
• YTD: 35.81%
• 6M: 31.02%
• 1Y: 51.80%
• 3Y*: 17.07%
• 5Y*: 17.42%
• 10Y*: 6.68%

BACIX

• 1D: 1.36%
• 1M: -2.77%
• YTD: 29.12%
• 6M: 27.86%
• 1Y: 41.98%
• 3Y*: 17.59%
• 5Y*: 18.93%
• 10Y*: 9.06%

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

RYEIX vs. BACIX - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020	2019	2018	2017
RYEIX Rydex Energy Fund	35.81%	6.96%	0.49%	1.87%	49.54%	50.70%	-34.24%	6.50%	-25.31%	-6.17%
BACIX BlackRock Energy Opportunities Fund	29.12%	11.03%	4.23%	2.97%	43.64%	43.50%	-29.38%	13.04%	-19.55%	2.47%

Correlation

The correlation between RYEIX and BACIX is 0.93, indicating a strong positive relationship between their price movements. Combining them offers limited diversification - they tend to fall together during downturns.

	Correlation
Correlation (1Y) Calculated over the trailing 1-year period	0.93
Correlation (3Y) Calculated over the trailing 3-year period	0.93
Correlation (5Y) Calculated over the trailing 5-year period	0.94
Correlation (10Y) Calculated over the trailing 10-year period	0.95
Correlation (All Time) Calculated using the full available price history since Feb 25, 2005	0.96

The correlation between RYEIX and BACIX has been stable across timeframes, ranging from 0.93 to 0.96 - a consistent structural relationship.

Return for Risk

RYEIX vs. BACIX — Risk / Return Rank

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

RYEIX

RYEIX Risk / Return Rank: 81
RYEIX Sharpe Ratio Rank: 86
RYEIX Sortino Ratio Rank: 72
RYEIX Omega Ratio Rank: 64
RYEIX Calmar Ratio Rank: 94
RYEIX Martin Ratio Rank: 89

BACIX

BACIX Risk / Return Rank: 71
BACIX Sharpe Ratio Rank: 76
BACIX Sortino Ratio Rank: 58
BACIX Omega Ratio Rank: 55
BACIX Calmar Ratio Rank: 91
BACIX Martin Ratio Rank: 75

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.

RYEIX vs. BACIX - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Rydex Energy Fund (RYEIX) and BlackRock Energy Opportunities Fund (BACIX). 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.

	RYEIX	BACIX	Difference
Sharpe ratio: Return per unit of total volatility	2.81	2.52	+0.29
Sortino ratio: Return per unit of downside risk	3.54	3.21	+0.33
Omega ratio: Gain probability vs. loss probability	1.45	1.41	+0.04
Calmar ratio: Return relative to maximum drawdown	5.63	4.80	+0.83
Martin ratio: Return relative to average drawdown	17.55	14.31	+3.24
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month.

RYEIX vs. BACIX - Sharpe Ratio Comparison

The current RYEIX Sharpe Ratio is 2.81, which is comparable to the BACIX Sharpe Ratio of 2.52. The chart below compares the historical Sharpe Ratios of RYEIX and BACIX, 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

	RYEIX	BACIX	Difference
Sharpe Ratio (1Y) Calculated over the trailing 1-year period	2.81	2.52	+0.29
Sharpe Ratio (5Y) Calculated over the trailing 5-year period	0.66	0.81	-0.15
Sharpe Ratio (10Y) Calculated over the trailing 10-year period	0.21	0.33	-0.12
Sharpe Ratio (All Time) Calculated using the full available price history	0.18	0.20	-0.02

Drawdowns

RYEIX vs. BACIX - Drawdown Comparison

The maximum RYEIX drawdown since its inception was -83.50%, which is greater than BACIX's maximum drawdown of -77.81%. Use the drawdown chart below to compare losses from any high point for RYEIX and BACIX.

Drawdown Indicators

	RYEIX	BACIX	Difference
Max Drawdown Largest peak-to-trough decline	-83.50%	-77.81%	-5.69%
Max Drawdown (1Y) Largest decline over 1 year	-9.74%	-9.03%	-0.71%
Max Drawdown (3Y) Largest decline over 3 years	-26.94%	-18.44%	-8.50%
Max Drawdown (5Y) Largest decline over 5 years	-26.94%	-25.76%	-1.18%
Max Drawdown (10Y) Largest decline over 10 years	-74.93%	-65.65%	-9.28%
Current Drawdown Current decline from peak	-2.86%	-5.73%	+2.87%
Average Drawdown Average peak-to-trough decline	-28.62%	-32.36%	+3.74%
Ulcer Index Depth and duration of drawdowns from previous peaks	3.12%	3.02%	+0.10%

Volatility

RYEIX vs. BACIX - Volatility Comparison

Rydex Energy Fund (RYEIX) and BlackRock Energy Opportunities Fund (BACIX) have volatilities of 6.66% and 6.96%, 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

	RYEIX	BACIX	Difference
Volatility (1M) Calculated over the trailing 1-month period	6.66%	6.96%	-0.30%
Volatility (6M) Calculated over the trailing 6-month period	14.99%	14.11%	+0.88%
Volatility (1Y) Calculated over the trailing 1-year period	19.58%	17.25%	+2.33%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	26.46%	23.53%	+2.93%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	31.83%	27.21%	+4.62%

RYEIX vs. BACIX - Expense Ratio Comparison

RYEIX has a 1.36% expense ratio, which is higher than BACIX's 0.91% expense ratio.

Dividends

RYEIX vs. BACIX - Dividend Comparison

RYEIX's dividend yield for the trailing twelve months is around 1.85%, less than BACIX's 2.16% yield.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
BACIX BlackRock Energy Opportunities Fund	2.16%	2.79%	2.63%	3.39%	2.49%	2.67%	3.66%	3.06%	3.43%	2.76%	2.38%	2.51%
RYEIX Rydex Energy Fund	1.85%	2.51%	3.84%	2.68%	2.55%	0.50%	2.38%	0.78%	0.81%	0.71%	0.62%	0.43%

Frequently Asked Questions

Can I hold both RYEIX and BACIX in my portfolio?

With a correlation of 0.93, RYEIX and BACIX 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, RYEIX or BACIX?

BACIX has higher volatility (6.96%) compared to RYEIX (6.66%). In terms of maximum drawdown, RYEIX dropped -83.50% vs BACIX's -77.81%.

Which has better risk-adjusted returns?

RYEIX currently has the higher Sharpe Ratio (2.81 vs 2.52), 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.