GRSPX vs. VOO
Compare and contrast key facts about Greenspring Fund (GRSPX) and Vanguard S&P 500 ETF (VOO).
GRSPX is managed by Greenspring. It was launched on Jun 30, 1983. VOO is a passively managed fund by Vanguard that tracks the performance of the S&P 500 Index. It was launched on Sep 7, 2010.
Performance
GRSPX vs. VOO - Performance Comparison
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GRSPX vs. VOO - Yearly Performance Comparison
| 2026 (YTD) | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | |
|---|---|---|---|---|---|---|---|---|---|---|
GRSPX Greenspring Fund | 6.50% | 6.12% | 16.03% | 11.95% | -8.62% | 26.89% | 3.81% | 20.84% | -10.21% | 7.84% |
VOO Vanguard S&P 500 ETF | -3.66% | 17.82% | 24.98% | 26.32% | -18.17% | 28.79% | 18.32% | 31.37% | -4.50% | 21.77% |
Returns By Period
In the year-to-date period, GRSPX achieves a 6.50% return, which is significantly higher than VOO's -3.66% return. Over the past 10 years, GRSPX has underperformed VOO with an annualized return of 9.08%, while VOO has yielded a comparatively higher 14.14% annualized return.
GRSPX
- 1D
- 2.68%
- 1M
- -3.80%
- YTD
- 6.50%
- 6M
- 4.93%
- 1Y
- 17.59%
- 3Y*
- 12.76%
- 5Y*
- 8.94%
- 10Y*
- 9.08%
VOO
- 1D
- 0.79%
- 1M
- -4.29%
- YTD
- -3.66%
- 6M
- -1.41%
- 1Y
- 18.17%
- 3Y*
- 18.58%
- 5Y*
- 11.93%
- 10Y*
- 14.14%
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GRSPX vs. VOO - Expense Ratio Comparison
GRSPX has a 1.09% expense ratio, which is higher than VOO's 0.03% expense ratio.
Return for Risk
GRSPX vs. VOO — Risk / Return Rank
GRSPX
VOO
GRSPX vs. VOO - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for Greenspring Fund (GRSPX) and Vanguard S&P 500 ETF (VOO). 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.
| GRSPX | VOO | Difference | |
|---|---|---|---|
Sharpe ratioReturn per unit of total volatility | 0.96 | 1.01 | -0.04 |
Sortino ratioReturn per unit of downside risk | 1.49 | 1.53 | -0.04 |
Omega ratioGain probability vs. loss probability | 1.19 | 1.23 | -0.04 |
Calmar ratioReturn relative to maximum drawdown | 0.65 | 1.55 | -0.90 |
Martin ratioReturn relative to average drawdown | 2.41 | 7.31 | -4.90 |
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month. | |||
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Sharpe Ratios by Period
| GRSPX | VOO | Difference | |
|---|---|---|---|
Sharpe Ratio (1Y)Calculated over the trailing 1-year period | 0.96 | 1.01 | -0.04 |
Sharpe Ratio (5Y)Calculated over the trailing 5-year period | 0.60 | 0.71 | -0.11 |
Sharpe Ratio (10Y)Calculated over the trailing 10-year period | 0.61 | 0.79 | -0.18 |
Sharpe Ratio (All Time)Calculated using the full available price history | 0.67 | 0.83 | -0.17 |
Correlation
The correlation between GRSPX and VOO is 0.82, which is considered to be high. That indicates a strong positive relationship between their price movements. Having highly-correlated positions in a portfolio may signal a lack of diversification, potentially leading to increased risk during market downturns.
Dividends
GRSPX vs. VOO - Dividend Comparison
GRSPX's dividend yield for the trailing twelve months is around 8.83%, more than VOO's 1.18% yield.
| TTM | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | 2016 | 2015 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
GRSPX Greenspring Fund | 8.83% | 9.40% | 7.14% | 6.84% | 8.04% | 7.69% | 2.39% | 7.89% | 11.05% | 9.63% | 6.81% | 5.34% |
VOO Vanguard S&P 500 ETF | 1.18% | 1.13% | 1.24% | 1.46% | 1.69% | 1.25% | 1.54% | 1.88% | 2.06% | 1.78% | 2.02% | 2.10% |
Drawdowns
GRSPX vs. VOO - Drawdown Comparison
The maximum GRSPX drawdown since its inception was -35.67%, roughly equal to the maximum VOO drawdown of -33.99%. Use the drawdown chart below to compare losses from any high point for GRSPX and VOO.
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Drawdown Indicators
| GRSPX | VOO | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -35.67% | -33.99% | -1.68% |
Max Drawdown (1Y)Largest decline over 1 year | -11.77% | -11.98% | +0.21% |
Max Drawdown (5Y)Largest decline over 5 years | -19.33% | -24.52% | +5.19% |
Max Drawdown (10Y)Largest decline over 10 years | -35.07% | -33.99% | -1.08% |
Current DrawdownCurrent decline from peak | -4.51% | -5.55% | +1.04% |
Average DrawdownAverage peak-to-trough decline | -4.83% | -3.72% | -1.11% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 4.31% | 2.55% | +1.76% |
Volatility
GRSPX vs. VOO - Volatility Comparison
Greenspring Fund (GRSPX) has a higher volatility of 6.02% compared to Vanguard S&P 500 ETF (VOO) at 5.34%. This indicates that GRSPX's price experiences larger fluctuations and is considered to be riskier than VOO based on this measure. The chart below showcases a comparison of their rolling one-month volatility.
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Volatility by Period
| GRSPX | VOO | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 6.02% | 5.34% | +0.68% |
Volatility (6M)Calculated over the trailing 6-month period | 11.42% | 9.47% | +1.95% |
Volatility (1Y)Calculated over the trailing 1-year period | 19.43% | 18.11% | +1.32% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 15.28% | 16.82% | -1.54% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 15.19% | 17.99% | -2.80% |