DIPSX vs. FEPIX
DIPSX (DFA Inflation-Protected Securities Portfolio) and FEPIX (Fidelity Total Bond Fund) are both mutual funds - DIPSX is a Inflation-Protected Bonds fund managed by Dimensional, while FEPIX is a Total Bond Market fund managed by Fidelity. Over the past 10 years, DIPSX returned 2.58%/yr vs 2.34%/yr for FEPIX. A 0.78 correlation means they provide meaningful diversification when combined. DIPSX charges 0.11%/yr vs 0.50%/yr for FEPIX.
Performance
DIPSX vs. FEPIX - Performance Comparison
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Returns By Period
In the year-to-date period, DIPSX achieves a 1.26% return, which is significantly higher than FEPIX's 0.55% return. Over the past 10 years, DIPSX has outperformed FEPIX with an annualized return of 2.58%, while FEPIX has yielded a comparatively lower 2.34% annualized return.
DIPSX
- 1D
- 0.36%
- 1M
- 0.36%
- YTD
- 1.26%
- 6M
- 1.35%
- 1Y
- 2.88%
- 3Y*
- 3.51%
- 5Y*
- 0.89%
- 10Y*
- 2.58%
FEPIX
- 1D
- 0.21%
- 1M
- 0.99%
- YTD
- 0.55%
- 6M
- 0.89%
- 1Y
- 5.14%
- 3Y*
- 4.49%
- 5Y*
- 0.38%
- 10Y*
- 2.34%
DIPSX vs. FEPIX - Yearly Performance Comparison
| 2026 (YTD) | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | |
|---|---|---|---|---|---|---|---|---|---|---|
DIPSX DFA Inflation-Protected Securities Portfolio | 1.26% | 5.77% | 2.02% | 3.93% | -12.26% | 5.55% | 11.65% | 8.54% | -1.30% | 3.28% |
FEPIX Fidelity Total Bond Fund | 0.55% | 7.45% | 1.71% | 6.79% | -13.55% | -0.46% | 9.29% | 9.83% | -0.82% | 4.24% |
Correlation
The correlation between DIPSX and FEPIX is 0.76, 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 | 0.76 |
Correlation (3Y) Calculated over the trailing 3-year period | 0.84 |
Correlation (5Y) Calculated over the trailing 5-year period | 0.79 |
Correlation (10Y) Calculated over the trailing 10-year period | 0.78 |
Correlation (All Time) Calculated using the full available price history since Aug 3, 2012 | 0.78 |
The correlation between DIPSX and FEPIX has been stable across timeframes, ranging from 0.76 to 0.84 - a consistent structural relationship.
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Return for Risk
DIPSX vs. FEPIX — Risk / Return Rank
DIPSX
FEPIX
DIPSX vs. FEPIX - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for DFA Inflation-Protected Securities Portfolio (DIPSX) and Fidelity Total Bond Fund (FEPIX). 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.
| DIPSX | FEPIX | Difference | |
|---|---|---|---|
| Sharpe ratioReturn per unit of total volatility | -0.45 | ||
| Sortino ratioReturn per unit of downside risk | -0.74 | ||
| Omega ratioGain probability vs. loss probability | 1.16 | 1.23 | -0.07 |
| Calmar ratioReturn relative to maximum drawdown | 1.52 | 1.78 | -0.25 |
| Martin ratioReturn relative to average drawdown | 4.22 | 5.01 | -0.79 |
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Drawdowns
DIPSX vs. FEPIX - Drawdown Comparison
The maximum DIPSX drawdown since its inception was -14.64%, smaller than the maximum FEPIX drawdown of -18.40%. Use the drawdown chart below to compare losses from any high point for DIPSX and FEPIX.
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Drawdown Indicators
| DIPSX | FEPIX | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -14.64% | -18.40% | +3.76% |
Max Drawdown (1Y)Largest decline over 1 year | -2.03% | -2.91% | +0.88% |
Max Drawdown (3Y)Largest decline over 3 years | -4.75% | -5.85% | +1.10% |
Max Drawdown (5Y)Largest decline over 5 years | -14.64% | -18.40% | +3.76% |
Max Drawdown (10Y)Largest decline over 10 years | -14.64% | -18.40% | +3.76% |
Current DrawdownCurrent decline from peak | -1.04% | -1.32% | +0.28% |
Average DrawdownAverage peak-to-trough decline | -4.54% | -2.47% | -2.07% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 0.73% | 1.03% | -0.30% |
Volatility
DIPSX vs. FEPIX - Volatility Comparison
DFA Inflation-Protected Securities Portfolio (DIPSX) and Fidelity Total Bond Fund (FEPIX) have volatilities of 1.12% and 1.16%, respectively, indicating that both stocks experience similar levels of price fluctuations. This suggests that the risk associated with both stocks, as measured by volatility, is nearly the same. The chart below showcases a comparison of their rolling one-month volatility.
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Volatility by Period
| DIPSX | FEPIX | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 1.12% | 1.16% | -0.04% |
Volatility (6M)Calculated over the trailing 6-month period | 2.39% | 2.83% | -0.44% |
Volatility (1Y)Calculated over the trailing 1-year period | 3.51% | 3.87% | -0.36% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 6.34% | 5.68% | +0.66% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 5.71% | 4.73% | +0.98% |
DIPSX vs. FEPIX - Expense Ratio Comparison
DIPSX has a 0.11% expense ratio, which is lower than FEPIX's 0.50% expense ratio.
Dividends
DIPSX vs. FEPIX - Dividend Comparison
DIPSX's dividend yield for the trailing twelve months is around 2.03%, less than FEPIX's 4.30% yield.
| Position | TTM | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | 2016 | 2015 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
DIPSX DFA Inflation-Protected Securities Portfolio | 2.03% | 2.43% | 2.70% | 3.73% | 8.14% | 4.86% | 1.58% | 2.12% | 2.28% | 2.64% | 1.99% | 0.69% |
FEPIX Fidelity Total Bond Fund | 4.30% | 4.31% | 3.74% | 3.74% | 2.49% | 1.87% | 5.17% | 2.97% | 3.14% | 2.92% | 3.55% | 3.25% |
Frequently Asked Questions
DIPSX and FEPIX have a correlation of 0.76, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.
FEPIX has higher volatility (1.16%) compared to DIPSX (1.12%). In terms of maximum drawdown, DIPSX dropped -14.64% vs FEPIX's -18.40%.
FEPIX currently has the higher Sharpe Ratio (1.33 vs 0.88), 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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