FCBFX vs. AGG
FCBFX (Fidelity Corporate Bond Fund) and AGG (iShares Core U.S. Aggregate Bond ETF) are both funds - FCBFX is a Corporate Bonds fund managed by Fidelity, while AGG is a Total Bond Market fund tracking the Bloomberg U.S. Aggregate Bond Index. Over the past 10 years, FCBFX returned 2.77%/yr vs 1.57%/yr for AGG. Their correlation of 0.88 suggests significant overlap in exposure. FCBFX charges 0.44%/yr vs 0.03%/yr for AGG.
Performance
FCBFX vs. AGG - Performance Comparison
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Returns By Period
In the year-to-date period, FCBFX achieves a 0.65% return, which is significantly higher than AGG's 0.25% return. Over the past 10 years, FCBFX has outperformed AGG with an annualized return of 2.77%, while AGG has yielded a comparatively lower 1.57% annualized return.
FCBFX
- 1D
- 0.09%
- 1M
- 0.94%
- YTD
- 0.65%
- 6M
- 0.57%
- 1Y
- 6.30%
- 3Y*
- 5.69%
- 5Y*
- 0.52%
- 10Y*
- 2.77%
AGG
- 1D
- -0.21%
- 1M
- 0.24%
- YTD
- 0.25%
- 6M
- 0.09%
- 1Y
- 5.14%
- 3Y*
- 3.95%
- 5Y*
- 0.10%
- 10Y*
- 1.57%
FCBFX vs. AGG - Yearly Performance Comparison
| 2026 (YTD) | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | |
|---|---|---|---|---|---|---|---|---|---|---|
FCBFX Fidelity Corporate Bond Fund | 0.65% | 7.86% | 2.82% | 8.82% | -17.11% | -1.59% | 10.59% | 14.48% | -2.56% | 6.83% |
AGG iShares Core U.S. Aggregate Bond ETF | 0.25% | 7.19% | 1.31% | 5.65% | -13.02% | -1.77% | 7.48% | 8.46% | 0.09% | 3.55% |
Correlation
The correlation between FCBFX and AGG is 0.93, indicating a strong positive relationship between their price movements. Combining them offers limited diversification - they tend to fall together during downturns.
| Correlation | |
|---|---|
Correlation (1Y) Calculated over the trailing 1-year period | 0.93 |
Correlation (3Y) Calculated over the trailing 3-year period | 0.94 |
Correlation (5Y) Calculated over the trailing 5-year period | 0.94 |
Correlation (10Y) Calculated over the trailing 10-year period | 0.90 |
Correlation (All Time) Calculated using the full available price history since May 6, 2010 | 0.88 |
The correlation between FCBFX and AGG has been stable across timeframes, ranging from 0.88 to 0.94 - a consistent structural relationship.
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Return for Risk
FCBFX vs. AGG — Risk / Return Rank
FCBFX
AGG
FCBFX vs. AGG - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for Fidelity Corporate Bond Fund (FCBFX) and iShares Core U.S. Aggregate Bond ETF (AGG). 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.
| FCBFX | AGG | Difference | |
|---|---|---|---|
| Sharpe ratioReturn per unit of total volatility | +0.15 | ||
| Sortino ratioReturn per unit of downside risk | +0.20 | ||
| Omega ratioGain probability vs. loss probability | 1.27 | 1.24 | +0.03 |
| Calmar ratioReturn relative to maximum drawdown | 1.94 | 1.87 | +0.07 |
| Martin ratioReturn relative to average drawdown | 6.31 | 5.73 | +0.58 |
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
| FCBFX | AGG | Difference | |
|---|---|---|---|
Sharpe Ratio (1Y)Calculated over the trailing 1-year period | 1.49 | 1.34 | +0.15 |
Sharpe Ratio (5Y)Calculated over the trailing 5-year period | 0.08 | 0.02 | +0.06 |
Sharpe Ratio (10Y)Calculated over the trailing 10-year period | 0.47 | 0.29 | +0.18 |
Sharpe Ratio (All Time)Calculated using the full available price history | 0.71 | 0.59 | +0.12 |
Drawdowns
FCBFX vs. AGG - Drawdown Comparison
The maximum FCBFX drawdown since its inception was -23.23%, which is greater than AGG's maximum drawdown of -18.43%. Use the drawdown chart below to compare losses from any high point for FCBFX and AGG.
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Drawdown Indicators
| FCBFX | AGG | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -23.23% | -18.43% | -4.80% |
Max Drawdown (1Y)Largest decline over 1 year | -3.31% | -2.76% | -0.55% |
Max Drawdown (3Y)Largest decline over 3 years | -6.57% | -6.11% | -0.46% |
Max Drawdown (5Y)Largest decline over 5 years | -23.21% | -17.82% | -5.39% |
Max Drawdown (10Y)Largest decline over 10 years | -23.23% | -18.43% | -4.80% |
Current DrawdownCurrent decline from peak | -0.94% | -2.14% | +1.20% |
Average DrawdownAverage peak-to-trough decline | -3.98% | -2.71% | -1.27% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 1.02% | 0.90% | +0.12% |
Volatility
FCBFX vs. AGG - Volatility Comparison
Fidelity Corporate Bond Fund (FCBFX) has a higher volatility of 1.46% compared to iShares Core U.S. Aggregate Bond ETF (AGG) at 1.30%. This indicates that FCBFX's price experiences larger fluctuations and is considered to be riskier than AGG based on this measure. The chart below showcases a comparison of their rolling one-month volatility.
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Volatility by Period
| FCBFX | AGG | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 1.46% | 1.30% | +0.16% |
Volatility (6M)Calculated over the trailing 6-month period | 3.14% | 2.74% | +0.40% |
Volatility (1Y)Calculated over the trailing 1-year period | 4.31% | 3.85% | +0.46% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 6.69% | 6.09% | +0.60% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 5.95% | 5.40% | +0.55% |
FCBFX vs. AGG - Expense Ratio Comparison
FCBFX has a 0.44% expense ratio, which is higher than AGG's 0.03% expense ratio.
Dividends
FCBFX vs. AGG - Dividend Comparison
FCBFX's dividend yield for the trailing twelve months is around 4.23%, more than AGG's 3.99% yield.
| Position | TTM | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | 2016 | 2015 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
AGG iShares Core U.S. Aggregate Bond ETF | 3.99% | 3.89% | 3.74% | 3.13% | 2.39% | 1.77% | 2.14% | 2.70% | 2.72% | 2.32% | 2.39% | 2.45% |
FCBFX Fidelity Corporate Bond Fund | 4.23% | 4.11% | 3.95% | 3.74% | 2.53% | 2.82% | 3.19% | 3.28% | 3.65% | 3.16% | 3.55% | 3.01% |
Frequently Asked Questions
With a correlation of 0.93, FCBFX and AGG move almost identically. Holding both adds very little diversification - you're essentially doubling your position in the same market segment. Choosing one is usually more capital-efficient.
FCBFX has higher volatility (1.46%) compared to AGG (1.30%). In terms of maximum drawdown, FCBFX dropped -23.23% vs AGG's -18.43%.
FCBFX currently has the higher Sharpe Ratio (1.49 vs 1.34), 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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