OIFIX vs. WMGAX
OIFIX (Optimum Fixed Income Fund) and WMGAX (Delaware Ivy Mid Cap Growth Fund) are both mutual funds - OIFIX is a Intermediate Core-Plus Bond fund managed by Delaware Funds, while WMGAX is a Mid Cap Growth Equities fund managed by Delaware Funds. Over the past 10 years, OIFIX returned 1.83%/yr vs 10.90%/yr for WMGAX. Their -0.05 correlation means they have often moved in opposite directions in the past. OIFIX charges 0.80%/yr vs 1.12%/yr for WMGAX.
Performance
OIFIX vs. WMGAX - Performance Comparison
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Returns By Period
In the year-to-date period, OIFIX achieves a -0.60% return, which is significantly lower than WMGAX's 2.15% return. Over the past 10 years, OIFIX has underperformed WMGAX with an annualized return of 1.83%, while WMGAX has yielded a comparatively higher 10.90% annualized return.
OIFIX
- 1D
- 0.36%
- 1M
- -1.08%
- 6M
- -0.72%
- YTD
- -0.60%
- 1Y
- 2.03%
- 3Y*
- 4.21%
- 5Y*
- -0.53%
- 10Y*
- 1.83%
- ALL TIME*
- 3.98%
WMGAX
- 1D
- 1.57%
- 1M
- -1.77%
- 6M
- 0.91%
- YTD
- 2.15%
- 1Y
- -4.21%
- 3Y*
- 5.67%
- 5Y*
- -1.12%
- 10Y*
- 10.90%
- ALL TIME*
- 8.23%
Liquidity Comparison
| Position | Avg. Volume Value (2W) | Avg. Volume Value (1M) | Avg. Volume Value (3M) |
|---|---|---|---|
| $0.00 | $0.00 | $0.00 | |
| $0.00 | $0.00 | $0.00 |
OIFIX vs. WMGAX - Yearly Performance Comparison
| 2026 (YTD) | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | |
|---|---|---|---|---|---|---|---|---|---|---|
OIFIX Optimum Fixed Income Fund | -0.60% | 7.64% | 1.49% | 5.90% | -13.96% | -1.78% | 11.14% | 8.63% | -0.70% | 4.50% |
WMGAX Delaware Ivy Mid Cap Growth Fund | 2.15% | 0.83% | 10.02% | 19.97% | -30.68% | 16.22% | 48.56% | 38.01% | -0.20% | 26.95% |
Correlation
The correlation between OIFIX and WMGAX is 0.42, which is low. Their historical price movements had little consistent relationship.
| Correlation | |
|---|---|
Correlation (1Y) Focuses on recent behavior, but can change the most. | 0.42 |
Correlation (3Y) Balances recent behavior with more history. | 0.25 |
Correlation (5Y) Shows whether the relationship held over a longer period. | 0.22 |
Correlation (10Y) Provides a long-term view across more market conditions. | 0.10 |
Correlation (All Time) Calculated using the full available price history since Jul 23, 2003 | -0.05 |
The correlation between OIFIX and WMGAX shifts across timeframes, from -0.05 (all time) to 0.42 (1 year), reflecting how their relationship changes across market environments.
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Return for Risk
OIFIX vs. WMGAX — Risk / Return Rank
OIFIX
WMGAX
OIFIX vs. WMGAX - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for Optimum Fixed Income Fund (OIFIX) and Delaware Ivy Mid Cap Growth Fund (WMGAX). 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.
| OIFIX | WMGAX | Difference | |
|---|---|---|---|
| Sharpe ratioReturn per unit of total volatility | +0.65 | ||
| Sortino ratioReturn per unit of downside risk | +0.83 | ||
| Omega ratioGain probability vs. loss probability | 1.10 | 1.00 | +0.10 |
| Calmar ratioReturn relative to maximum drawdown | 0.73 | -0.09 | +0.82 |
| Martin ratioReturn relative to average drawdown | 1.86 | -0.22 | +2.08 |
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Drawdowns
OIFIX vs. WMGAX - Drawdown Comparison
The maximum OIFIX drawdown since its inception was -19.46%, smaller than the maximum WMGAX drawdown of -53.74%. Use the drawdown chart below to compare losses from any high point for OIFIX and WMGAX.
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Drawdown Indicators
| OIFIX | WMGAX | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -19.46% | -53.74% | +34.28% |
Max Drawdown (1Y)Largest decline over 1 year | -2.96% | -16.16% | +13.20% |
Max Drawdown (3Y)Largest decline over 3 years | -5.64% | -26.59% | +20.95% |
Max Drawdown (5Y)Largest decline over 5 years | -19.30% | -42.95% | +23.65% |
Max Drawdown (10Y)Largest decline over 10 years | -19.46% | -42.95% | +23.49% |
Current DrawdownCurrent decline from peak | -2.82% | -15.32% | +12.50% |
Average DrawdownAverage peak-to-trough decline | -2.92% | -13.63% | +10.71% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 1.16% | 6.24% | -5.08% |
Volatility
OIFIX vs. WMGAX - Volatility Comparison
The current volatility for Optimum Fixed Income Fund (OIFIX) is 1.12%, while Delaware Ivy Mid Cap Growth Fund (WMGAX) has a volatility of 3.65%. This indicates that OIFIX experiences smaller price fluctuations and is considered to be less risky than WMGAX based on this measure. The chart below showcases a comparison of their rolling one-month volatility.
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Volatility by Period
| OIFIX | WMGAX | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 1.12% | 3.65% | -2.53% |
Volatility (6M)Calculated over the trailing 6-month period | 3.03% | 13.77% | -10.74% |
Volatility (1Y)Calculated over the trailing 1-year period | 3.78% | 17.91% | -14.13% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 5.93% | 25.15% | -19.22% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 4.89% | 23.15% | -18.26% |
OIFIX vs. WMGAX - Expense Ratio Comparison
OIFIX has a 0.80% expense ratio, which is lower than WMGAX's 1.12% expense ratio.
Dividends
OIFIX vs. WMGAX - Dividend Comparison
OIFIX's dividend yield for the trailing twelve months is around 3.88%, less than WMGAX's 10.86% yield.
| Position | TTM | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | 2016 | 2015 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
OIFIX Optimum Fixed Income Fund | 3.88% | 3.86% | 3.97% | 3.23% | 3.42% | 2.21% | 6.88% | 3.22% | 2.43% | 2.50% | 2.17% | 3.24% |
WMGAX Delaware Ivy Mid Cap Growth Fund | 10.86% | 11.10% | 15.30% | 6.66% | 11.94% | 13.08% | 9.97% | 5.23% | 10.28% | 7.92% | 3.98% | 10.88% |
Frequently Asked Questions
OIFIX and WMGAX have a correlation of 0.42, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.
WMGAX has higher volatility (3.65%) compared to OIFIX (1.12%). In terms of maximum drawdown, OIFIX dropped -19.46% vs WMGAX's -53.74%.
OIFIX currently has the higher Sharpe Ratio (0.57 vs -0.08), 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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