OIFIX vs. TIBDX
Compare and contrast key facts about Optimum Fixed Income Fund (OIFIX) and TIAA-CREF Core Bond Fund (TIBDX).
OIFIX is managed by Delaware Funds. It was launched on Aug 1, 2003. TIBDX is managed by TIAA Investments. It was launched on Jul 1, 1999.
Performance
OIFIX vs. TIBDX - Performance Comparison
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OIFIX vs. TIBDX - Yearly Performance Comparison
| 2026 (YTD) | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | |
|---|---|---|---|---|---|---|---|---|---|---|
OIFIX Optimum Fixed Income Fund | -0.72% | 7.64% | 1.49% | 5.90% | -13.96% | -1.78% | 11.14% | 8.63% | -0.70% | 4.50% |
TIBDX TIAA-CREF Core Bond Fund | -0.69% | 7.38% | 1.95% | 5.63% | -13.68% | -0.95% | 8.10% | 9.57% | -0.64% | 4.48% |
Returns By Period
The year-to-date returns for both investments are quite close, with OIFIX having a -0.72% return and TIBDX slightly higher at -0.69%. Both investments have delivered pretty close results over the past 10 years, with OIFIX having a 2.07% annualized return and TIBDX not far behind at 1.99%.
OIFIX
- 1D
- 0.49%
- 1M
- -2.37%
- YTD
- -0.72%
- 6M
- 0.35%
- 1Y
- 3.88%
- 3Y*
- 3.78%
- 5Y*
- 0.06%
- 10Y*
- 2.07%
TIBDX
- 1D
- 0.44%
- 1M
- -2.56%
- YTD
- -0.69%
- 6M
- 0.40%
- 1Y
- 3.86%
- 3Y*
- 3.62%
- 5Y*
- 0.19%
- 10Y*
- 1.99%
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OIFIX vs. TIBDX - Expense Ratio Comparison
OIFIX has a 0.80% expense ratio, which is higher than TIBDX's 0.29% expense ratio.
Return for Risk
OIFIX vs. TIBDX — Risk / Return Rank
OIFIX
TIBDX
OIFIX vs. TIBDX - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for Optimum Fixed Income Fund (OIFIX) and TIAA-CREF Core Bond Fund (TIBDX). 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.
| OIFIX | TIBDX | Difference | |
|---|---|---|---|
Sharpe ratioReturn per unit of total volatility | 0.93 | 1.06 | -0.13 |
Sortino ratioReturn per unit of downside risk | 1.33 | 1.51 | -0.18 |
Omega ratioGain probability vs. loss probability | 1.17 | 1.19 | -0.03 |
Calmar ratioReturn relative to maximum drawdown | 1.60 | 1.62 | -0.01 |
Martin ratioReturn relative to average drawdown | 4.82 | 5.07 | -0.25 |
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
| OIFIX | TIBDX | Difference | |
|---|---|---|---|
Sharpe Ratio (1Y)Calculated over the trailing 1-year period | 0.93 | 1.06 | -0.13 |
Sharpe Ratio (5Y)Calculated over the trailing 5-year period | 0.01 | 0.03 | -0.03 |
Sharpe Ratio (10Y)Calculated over the trailing 10-year period | 0.43 | 0.42 | +0.01 |
Sharpe Ratio (All Time)Calculated using the full available price history | 0.88 | 0.95 | -0.07 |
Correlation
The correlation between OIFIX and TIBDX is 0.88, 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
OIFIX vs. TIBDX - Dividend Comparison
OIFIX's dividend yield for the trailing twelve months is around 3.89%, less than TIBDX's 4.04% yield.
| TTM | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | 2016 | 2015 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
OIFIX Optimum Fixed Income Fund | 3.89% | 3.86% | 3.97% | 3.23% | 3.42% | 2.21% | 6.88% | 3.22% | 2.43% | 2.50% | 2.17% | 3.24% |
TIBDX TIAA-CREF Core Bond Fund | 4.04% | 4.34% | 3.60% | 3.22% | 2.44% | 2.39% | 4.45% | 3.09% | 2.88% | 2.93% | 3.80% | 4.68% |
Drawdowns
OIFIX vs. TIBDX - Drawdown Comparison
The maximum OIFIX drawdown since its inception was -19.46%, roughly equal to the maximum TIBDX drawdown of -18.82%. Use the drawdown chart below to compare losses from any high point for OIFIX and TIBDX.
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Drawdown Indicators
| OIFIX | TIBDX | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -19.46% | -18.82% | -0.64% |
Max Drawdown (1Y)Largest decline over 1 year | -2.90% | -2.98% | +0.08% |
Max Drawdown (5Y)Largest decline over 5 years | -19.30% | -18.82% | -0.48% |
Max Drawdown (10Y)Largest decline over 10 years | -19.46% | -18.82% | -0.64% |
Current DrawdownCurrent decline from peak | -2.93% | -2.56% | -0.37% |
Average DrawdownAverage peak-to-trough decline | -2.94% | -2.31% | -0.63% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 0.96% | 0.95% | +0.01% |
Volatility
OIFIX vs. TIBDX - Volatility Comparison
Optimum Fixed Income Fund (OIFIX) has a higher volatility of 1.66% compared to TIAA-CREF Core Bond Fund (TIBDX) at 1.57%. This indicates that OIFIX's price experiences larger fluctuations and is considered to be riskier than TIBDX based on this measure. The chart below showcases a comparison of their rolling one-month volatility.
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Volatility by Period
| OIFIX | TIBDX | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 1.66% | 1.57% | +0.09% |
Volatility (6M)Calculated over the trailing 6-month period | 2.54% | 2.55% | -0.01% |
Volatility (1Y)Calculated over the trailing 1-year period | 4.47% | 4.26% | +0.21% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 5.87% | 5.59% | +0.28% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 4.85% | 4.71% | +0.14% |