RYOCX vs. VIGIX

Last updated Jun 5, 2026

RYOCX (Rydex NASDAQ-100 Fund Investor Class) and VIGIX (Vanguard Growth Index Fund Institutional Shares) are both Large Cap Growth Equities funds - RYOCX tracks the NASDAQ-100 Index while VIGIX tracks the CRSP US Large Cap Growth Index. Both are passively managed. Over the past 10 years, RYOCX returned 20.83%/yr vs 18.25%/yr for VIGIX. Their correlation of 0.93 suggests significant overlap in exposure. RYOCX charges 1.24%/yr vs 0.04%/yr for VIGIX.

Performance

RYOCX vs. VIGIX - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in Rydex NASDAQ-100 Fund Investor Class (RYOCX) and Vanguard Growth Index Fund Institutional Shares (VIGIX). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, RYOCX achieves a 20.78% return, which is significantly higher than VIGIX's 9.47% return. Over the past 10 years, RYOCX has outperformed VIGIX with an annualized return of 20.83%, while VIGIX has yielded a comparatively lower 18.25% annualized return.

RYOCX

• 1D: -0.30%
• 1M: 9.09%
• YTD: 20.78%
• 6M: 19.15%
• 1Y: 39.97%
• 3Y*: 27.47%
• 5Y*: 16.70%
• 10Y*: 20.83%

VIGIX

• 1D: -1.23%
• 1M: 5.47%
• YTD: 9.47%
• 6M: 8.60%
• 1Y: 27.36%
• 3Y*: 25.95%
• 5Y*: 15.10%
• 10Y*: 18.25%

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

RYOCX vs. VIGIX - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020	2019	2018	2017
RYOCX Rydex NASDAQ-100 Fund Investor Class	20.78%	19.51%	24.34%	53.31%	-33.34%	25.85%	46.80%	40.33%	-1.36%	31.20%
VIGIX Vanguard Growth Index Fund Institutional Shares	9.47%	19.44%	32.68%	46.77%	-33.13%	27.27%	40.19%	37.26%	-3.34%	27.81%

Correlation

The correlation between RYOCX and VIGIX is 0.96 - these two move nearly in lockstep. At this level, holding both provides almost no diversification benefit. If you already own one, adding the other does little to reduce portfolio risk.

	Correlation
Correlation (1Y) Calculated over the trailing 1-year period	0.96
Correlation (3Y) Calculated over the trailing 3-year period	0.97
Correlation (5Y) Calculated over the trailing 5-year period	0.98
Correlation (10Y) Calculated over the trailing 10-year period	0.97
Correlation (All Time) Calculated using the full available price history since May 15, 1998	0.93

The correlation between RYOCX and VIGIX has been stable across timeframes, ranging from 0.93 to 0.98 - a consistent structural relationship.

Return for Risk

RYOCX vs. VIGIX — Risk / Return Rank

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

RYOCX

RYOCX Risk / Return Rank: 67
RYOCX Sharpe Ratio Rank: 75
RYOCX Sortino Ratio Rank: 62
RYOCX Omega Ratio Rank: 61
RYOCX Calmar Ratio Rank: 72
RYOCX Martin Ratio Rank: 64

VIGIX

VIGIX Risk / Return Rank: 30
VIGIX Sharpe Ratio Rank: 37
VIGIX Sortino Ratio Rank: 33
VIGIX Omega Ratio Rank: 33
VIGIX Calmar Ratio Rank: 21
VIGIX Martin Ratio Rank: 24

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.

RYOCX vs. VIGIX - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Rydex NASDAQ-100 Fund Investor Class (RYOCX) and Vanguard Growth Index Fund Institutional Shares (VIGIX). 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.

	RYOCX	VIGIX	Difference
Sharpe ratio: Return per unit of total volatility	2.52	1.76	+0.76
Sortino ratio: Return per unit of downside risk	3.31	2.40	+0.91
Omega ratio: Gain probability vs. loss probability	1.43	1.31	+0.13
Calmar ratio: Return relative to maximum drawdown	3.29	1.70	+1.60
Martin ratio: Return relative to average drawdown	12.48	5.96	+6.52
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month.

RYOCX vs. VIGIX - Sharpe Ratio Comparison

The current RYOCX Sharpe Ratio is 2.52, which is higher than the VIGIX Sharpe Ratio of 1.76. The chart below compares the historical Sharpe Ratios of RYOCX and VIGIX, 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

	RYOCX	VIGIX	Difference
Sharpe Ratio (1Y) Calculated over the trailing 1-year period	2.52	1.76	+0.76
Sharpe Ratio (5Y) Calculated over the trailing 5-year period	0.74	0.68	+0.06
Sharpe Ratio (10Y) Calculated over the trailing 10-year period	0.92	0.85	+0.08
Sharpe Ratio (All Time) Calculated using the full available price history	0.55	0.47	+0.08

Drawdowns

RYOCX vs. VIGIX - Drawdown Comparison

The maximum RYOCX drawdown since its inception was -83.75%, which is greater than VIGIX's maximum drawdown of -56.95%. Use the drawdown chart below to compare losses from any high point for RYOCX and VIGIX.

Drawdown Indicators

	RYOCX	VIGIX	Difference
Max Drawdown Largest peak-to-trough decline	-83.75%	-56.95%	-26.80%
Max Drawdown (1Y) Largest decline over 1 year	-12.31%	-16.51%	+4.20%
Max Drawdown (3Y) Largest decline over 3 years	-22.97%	-23.03%	+0.06%
Max Drawdown (5Y) Largest decline over 5 years	-38.04%	-35.62%	-2.42%
Max Drawdown (10Y) Largest decline over 10 years	-38.04%	-35.62%	-2.42%
Current Drawdown Current decline from peak	-0.30%	-1.51%	+1.21%
Average Drawdown Average peak-to-trough decline	-31.88%	-16.27%	-15.61%
Ulcer Index Depth and duration of drawdowns from previous peaks	3.24%	4.68%	-1.44%

Volatility

RYOCX vs. VIGIX - Volatility Comparison

Rydex NASDAQ-100 Fund Investor Class (RYOCX) has a higher volatility of 4.52% compared to Vanguard Growth Index Fund Institutional Shares (VIGIX) at 3.92%. This indicates that RYOCX's price experiences larger fluctuations and is considered to be riskier than VIGIX based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	RYOCX	VIGIX	Difference
Volatility (1M) Calculated over the trailing 1-month period	4.52%	3.92%	+0.60%
Volatility (6M) Calculated over the trailing 6-month period	12.18%	12.17%	+0.01%
Volatility (1Y) Calculated over the trailing 1-year period	16.08%	15.92%	+0.16%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	22.77%	22.35%	+0.42%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	22.62%	21.59%	+1.03%

RYOCX vs. VIGIX - Expense Ratio Comparison

RYOCX has a 1.24% expense ratio, which is higher than VIGIX's 0.04% expense ratio.

Dividends

RYOCX vs. VIGIX - Dividend Comparison

RYOCX's dividend yield for the trailing twelve months is around 3.54%, more than VIGIX's 0.37% yield.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
RYOCX Rydex NASDAQ-100 Fund Investor Class	3.54%	4.28%	7.23%	0.00%	8.82%	4.47%	4.17%	3.80%	1.86%	6.00%	1.75%	2.03%
VIGIX Vanguard Growth Index Fund Institutional Shares	0.37%	0.41%	0.47%	0.58%	0.70%	0.48%	0.66%	0.95%	1.32%	1.15%	1.40%	1.31%

Frequently Asked Questions

Can I hold both RYOCX and VIGIX in my portfolio?

With a correlation of 0.96, RYOCX and VIGIX 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, RYOCX or VIGIX?

RYOCX has higher volatility (4.52%) compared to VIGIX (3.92%). In terms of maximum drawdown, RYOCX dropped -83.75% vs VIGIX's -56.95%.

Which has better risk-adjusted returns?

RYOCX currently has the higher Sharpe Ratio (2.52 vs 1.76), 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.