OISGX vs. VOO
Compare and contrast key facts about Optimum Small-Mid Cap Growth Fund (OISGX) and Vanguard S&P 500 ETF (VOO).
OISGX is managed by Delaware Funds. It was launched on Aug 1, 2003. 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
OISGX vs. VOO - Performance Comparison
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OISGX vs. VOO - Yearly Performance Comparison
| 2026 (YTD) | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | |
|---|---|---|---|---|---|---|---|---|---|---|
OISGX Optimum Small-Mid Cap Growth Fund | -5.21% | 9.56% | 14.23% | 13.92% | -28.00% | 12.89% | 57.04% | 25.72% | -3.00% | 27.59% |
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, OISGX achieves a -5.21% return, which is significantly lower than VOO's -3.66% return. Over the past 10 years, OISGX has underperformed VOO with an annualized return of 11.55%, while VOO has yielded a comparatively higher 14.14% annualized return.
OISGX
- 1D
- 4.81%
- 1M
- -8.00%
- YTD
- -5.21%
- 6M
- -1.55%
- 1Y
- 18.73%
- 3Y*
- 8.20%
- 5Y*
- 0.59%
- 10Y*
- 11.55%
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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OISGX vs. VOO - Expense Ratio Comparison
OISGX has a 1.29% expense ratio, which is higher than VOO's 0.03% expense ratio.
Return for Risk
OISGX vs. VOO — Risk / Return Rank
OISGX
VOO
OISGX vs. VOO - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for Optimum Small-Mid Cap Growth Fund (OISGX) 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.
| OISGX | VOO | Difference | |
|---|---|---|---|
Sharpe ratioReturn per unit of total volatility | 0.75 | 1.01 | -0.26 |
Sortino ratioReturn per unit of downside risk | 1.21 | 1.53 | -0.32 |
Omega ratioGain probability vs. loss probability | 1.16 | 1.23 | -0.07 |
Calmar ratioReturn relative to maximum drawdown | 1.14 | 1.55 | -0.41 |
Martin ratioReturn relative to average drawdown | 4.14 | 7.31 | -3.17 |
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
| OISGX | VOO | Difference | |
|---|---|---|---|
Sharpe Ratio (1Y)Calculated over the trailing 1-year period | 0.75 | 1.01 | -0.26 |
Sharpe Ratio (5Y)Calculated over the trailing 5-year period | 0.03 | 0.71 | -0.69 |
Sharpe Ratio (10Y)Calculated over the trailing 10-year period | 0.50 | 0.79 | -0.29 |
Sharpe Ratio (All Time)Calculated using the full available price history | 0.38 | 0.83 | -0.45 |
Correlation
The correlation between OISGX and VOO is 0.85, 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
OISGX vs. VOO - Dividend Comparison
OISGX's dividend yield for the trailing twelve months is around 2.80%, more than VOO's 1.18% yield.
| TTM | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | 2016 | 2015 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
OISGX Optimum Small-Mid Cap Growth Fund | 2.80% | 2.65% | 0.00% | 0.00% | 8.92% | 32.79% | 15.04% | 9.33% | 24.93% | 4.21% | 0.00% | 15.87% |
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
OISGX vs. VOO - Drawdown Comparison
The maximum OISGX drawdown since its inception was -62.75%, which is greater than VOO's maximum drawdown of -33.99%. Use the drawdown chart below to compare losses from any high point for OISGX and VOO.
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Drawdown Indicators
| OISGX | VOO | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -62.75% | -33.99% | -28.76% |
Max Drawdown (1Y)Largest decline over 1 year | -15.52% | -11.98% | -3.54% |
Max Drawdown (5Y)Largest decline over 5 years | -35.63% | -24.52% | -11.11% |
Max Drawdown (10Y)Largest decline over 10 years | -39.22% | -33.99% | -5.23% |
Current DrawdownCurrent decline from peak | -11.45% | -5.55% | -5.90% |
Average DrawdownAverage peak-to-trough decline | -12.33% | -3.72% | -8.61% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 4.28% | 2.55% | +1.73% |
Volatility
OISGX vs. VOO - Volatility Comparison
Optimum Small-Mid Cap Growth Fund (OISGX) has a higher volatility of 9.48% compared to Vanguard S&P 500 ETF (VOO) at 5.34%. This indicates that OISGX'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
| OISGX | VOO | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 9.48% | 5.34% | +4.14% |
Volatility (6M)Calculated over the trailing 6-month period | 15.89% | 9.47% | +6.42% |
Volatility (1Y)Calculated over the trailing 1-year period | 25.38% | 18.11% | +7.27% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 23.07% | 16.82% | +6.25% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 23.33% | 17.99% | +5.34% |