VHCIX vs. RYOIX
VHCIX (Vanguard Health Care Index Fund Admiral Shares) and RYOIX (Rydex Biotechnology Fund) are both Health & Biotech Equities funds. Over the past 10 years, VHCIX returned 9.99%/yr vs 10.54%/yr for RYOIX. Their correlation of 0.82 suggests significant overlap in exposure. VHCIX charges 0.10%/yr vs 1.36%/yr for RYOIX.
Performance
VHCIX vs. RYOIX - Performance Comparison
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Returns By Period
In the year-to-date period, VHCIX achieves a -1.30% return, which is significantly lower than RYOIX's 11.45% return. Over the past 10 years, VHCIX has underperformed RYOIX with an annualized return of 9.99%, while RYOIX has yielded a comparatively higher 10.54% annualized return.
VHCIX
- 1D
- 0.91%
- 1M
- 1.32%
- YTD
- -1.30%
- 6M
- -1.74%
- 1Y
- 17.73%
- 3Y*
- 6.61%
- 5Y*
- 4.46%
- 10Y*
- 9.99%
RYOIX
- 1D
- 2.06%
- 1M
- 5.30%
- YTD
- 11.45%
- 6M
- 9.38%
- 1Y
- 49.16%
- 3Y*
- 15.68%
- 5Y*
- 5.29%
- 10Y*
- 10.54%
VHCIX vs. RYOIX - Yearly Performance Comparison
| 2026 (YTD) | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | |
|---|---|---|---|---|---|---|---|---|---|---|
VHCIX Vanguard Health Care Index Fund Admiral Shares | -1.30% | 15.43% | 2.64% | 2.48% | -5.50% | 20.56% | 18.22% | 21.97% | 5.55% | 23.35% |
RYOIX Rydex Biotechnology Fund | 11.45% | 30.62% | -0.95% | 6.06% | -13.04% | 2.05% | 21.94% | 30.69% | -8.94% | 29.68% |
Correlation
The correlation between VHCIX and RYOIX is 0.77, 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 | 0.77 |
Correlation (3Y) Calculated over the trailing 3-year period | 0.76 |
Correlation (5Y) Calculated over the trailing 5-year period | 0.78 |
Correlation (10Y) Calculated over the trailing 10-year period | 0.81 |
Correlation (All Time) Calculated using the full available price history since Feb 2, 2004 | 0.82 |
The correlation between VHCIX and RYOIX has been stable across timeframes, ranging from 0.76 to 0.82 - a consistent structural relationship.
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Return for Risk
VHCIX vs. RYOIX — Risk / Return Rank
VHCIX
RYOIX
VHCIX vs. RYOIX - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for Vanguard Health Care Index Fund Admiral Shares (VHCIX) and Rydex Biotechnology Fund (RYOIX). 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.
| VHCIX | RYOIX | Difference | |
|---|---|---|---|
| Sharpe ratioReturn per unit of total volatility | -1.26 | ||
| Sortino ratioReturn per unit of downside risk | -1.60 | ||
| Omega ratioGain probability vs. loss probability | 1.21 | 1.41 | -0.19 |
| Calmar ratioReturn relative to maximum drawdown | 1.72 | 5.80 | -4.08 |
| Martin ratioReturn relative to average drawdown | 4.24 | 21.13 | -16.90 |
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Drawdowns
VHCIX vs. RYOIX - Drawdown Comparison
The maximum VHCIX drawdown since its inception was -39.12%, smaller than the maximum RYOIX drawdown of -74.43%. Use the drawdown chart below to compare losses from any high point for VHCIX and RYOIX.
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Drawdown Indicators
| VHCIX | RYOIX | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -39.12% | -74.43% | +35.31% |
Max Drawdown (1Y)Largest decline over 1 year | -10.39% | -8.43% | -1.96% |
Max Drawdown (3Y)Largest decline over 3 years | -16.89% | -23.47% | +6.58% |
Max Drawdown (5Y)Largest decline over 5 years | -17.77% | -33.66% | +15.89% |
Max Drawdown (10Y)Largest decline over 10 years | -28.58% | -33.66% | +5.08% |
Current DrawdownCurrent decline from peak | -4.45% | 0.00% | -4.45% |
Average DrawdownAverage peak-to-trough decline | -5.97% | -27.59% | +21.62% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 4.21% | 2.31% | +1.90% |
Volatility
VHCIX vs. RYOIX - Volatility Comparison
The current volatility for Vanguard Health Care Index Fund Admiral Shares (VHCIX) is 4.99%, while Rydex Biotechnology Fund (RYOIX) has a volatility of 6.63%. This indicates that VHCIX experiences smaller price fluctuations and is considered to be less risky than RYOIX based on this measure. The chart below showcases a comparison of their rolling one-month volatility.
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Volatility by Period
| VHCIX | RYOIX | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 4.99% | 6.63% | -1.64% |
Volatility (6M)Calculated over the trailing 6-month period | 10.46% | 15.35% | -4.89% |
Volatility (1Y)Calculated over the trailing 1-year period | 14.74% | 19.83% | -5.09% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 15.06% | 21.25% | -6.19% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 16.96% | 23.23% | -6.27% |
VHCIX vs. RYOIX - Expense Ratio Comparison
VHCIX has a 0.10% expense ratio, which is lower than RYOIX's 1.36% expense ratio.
Dividends
VHCIX vs. RYOIX - Dividend Comparison
VHCIX's dividend yield for the trailing twelve months is around 1.66%, less than RYOIX's 11.28% yield.
| Position | TTM | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | 2016 | 2015 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
RYOIX Rydex Biotechnology Fund | 11.28% | 12.57% | 14.61% | 0.00% | 1.29% | 19.39% | 7.28% | 8.58% | 14.11% | 5.38% | 0.00% | 1.45% |
VHCIX Vanguard Health Care Index Fund Admiral Shares | 1.66% | 1.61% | 1.53% | 1.36% | 1.33% | 1.19% | 1.21% | 1.89% | 1.38% | 1.31% | 1.45% | 1.22% |
Frequently Asked Questions
VHCIX and RYOIX have a correlation of 0.77, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.
RYOIX has higher volatility (6.63%) compared to VHCIX (4.99%). In terms of maximum drawdown, VHCIX dropped -39.12% vs RYOIX's -74.43%.
RYOIX currently has the higher Sharpe Ratio (2.47 vs 1.22), 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.
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