FIFZX vs. FADMX
FIFZX (Fidelity Series Bond Index Fund) and FADMX (Fidelity Strategic Income Fund) are both Total Bond Market funds from Fidelity. Over the past 5 years, FIFZX returned -0.02%/yr vs 3.24%/yr for FADMX. A 0.68 correlation means they provide meaningful diversification when combined. FIFZX charges 0.00%/yr vs 0.66%/yr for FADMX.
Performance
FIFZX vs. FADMX - Performance Comparison
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Returns By Period
In the year-to-date period, FIFZX achieves a 0.23% return, which is significantly lower than FADMX's 3.12% return.
FIFZX
- 1D
- -0.22%
- 1M
- 0.12%
- YTD
- 0.23%
- 6M
- 0.35%
- 1Y
- 4.51%
- 3Y*
- 3.98%
- 5Y*
- -0.02%
- 10Y*
- —
FADMX
- 1D
- -0.16%
- 1M
- 0.84%
- YTD
- 3.12%
- 6M
- 3.54%
- 1Y
- 9.46%
- 3Y*
- 8.15%
- 5Y*
- 3.24%
- 10Y*
- —
FIFZX vs. FADMX - Yearly Performance Comparison
| 2026 (YTD) | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | |
|---|---|---|---|---|---|---|---|---|
FIFZX Fidelity Series Bond Index Fund | 0.23% | 7.15% | 1.41% | 5.54% | -13.46% | -1.96% | 7.65% | 5.12% |
FADMX Fidelity Strategic Income Fund | 3.12% | 9.01% | 6.02% | 9.55% | -11.84% | 3.46% | 6.72% | 5.03% |
Correlation
The correlation between FIFZX and FADMX is 0.71, 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 | 0.71 |
Correlation (3Y) Calculated over the trailing 3-year period | 0.79 |
Correlation (5Y) Calculated over the trailing 5-year period | 0.79 |
Correlation (All Time) Calculated using the full available price history since Apr 29, 2019 | 0.68 |
The correlation between FIFZX and FADMX shifts across timeframes, from 0.68 (all time) to 0.79 (3 years), reflecting how their relationship changes across market environments.
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Return for Risk
FIFZX vs. FADMX — Risk / Return Rank
FIFZX
FADMX
FIFZX vs. FADMX - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for Fidelity Series Bond Index Fund (FIFZX) and Fidelity Strategic Income Fund (FADMX). 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.
| FIFZX | FADMX | Difference | |
|---|---|---|---|
| Sharpe ratioReturn per unit of total volatility | -1.48 | ||
| Sortino ratioReturn per unit of downside risk | -2.23 | ||
| Omega ratioGain probability vs. loss probability | 1.23 | 1.59 | -0.36 |
| Calmar ratioReturn relative to maximum drawdown | 1.80 | 3.74 | -1.94 |
| Martin ratioReturn relative to average drawdown | 5.38 | 16.38 | -11.00 |
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
| FIFZX | FADMX | Difference | |
|---|---|---|---|
Sharpe Ratio (1Y)Calculated over the trailing 1-year period | 1.31 | 2.80 | -1.48 |
Sharpe Ratio (5Y)Calculated over the trailing 5-year period | -0.00 | 0.72 | -0.72 |
Sharpe Ratio (All Time)Calculated using the full available price history | 0.25 | 0.86 | -0.61 |
Drawdowns
FIFZX vs. FADMX - Drawdown Comparison
The maximum FIFZX drawdown since its inception was -19.27%, which is greater than FADMX's maximum drawdown of -15.98%. Use the drawdown chart below to compare losses from any high point for FIFZX and FADMX.
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Drawdown Indicators
| FIFZX | FADMX | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -19.27% | -15.98% | -3.29% |
Max Drawdown (1Y)Largest decline over 1 year | -2.91% | -2.62% | -0.29% |
Max Drawdown (3Y)Largest decline over 3 years | -6.12% | -3.99% | -2.13% |
Max Drawdown (5Y)Largest decline over 5 years | -18.47% | -15.98% | -2.49% |
Current DrawdownCurrent decline from peak | -2.97% | -0.16% | -2.81% |
Average DrawdownAverage peak-to-trough decline | -6.70% | -3.06% | -3.64% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 0.97% | 0.60% | +0.37% |
Volatility
FIFZX vs. FADMX - Volatility Comparison
Fidelity Series Bond Index Fund (FIFZX) and Fidelity Strategic Income Fund (FADMX) have volatilities of 1.36% and 1.35%, 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
| FIFZX | FADMX | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 1.36% | 1.35% | +0.01% |
Volatility (6M)Calculated over the trailing 6-month period | 2.82% | 2.88% | -0.06% |
Volatility (1Y)Calculated over the trailing 1-year period | 3.99% | 3.50% | +0.49% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 6.08% | 4.51% | +1.57% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 5.63% | 4.77% | +0.86% |
FIFZX vs. FADMX - Expense Ratio Comparison
FIFZX has a 0.00% expense ratio, which is lower than FADMX's 0.66% expense ratio.
Dividends
FIFZX vs. FADMX - Dividend Comparison
FIFZX's dividend yield for the trailing twelve months is around 4.01%, less than FADMX's 4.29% yield.
| Position | TTM | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 |
|---|---|---|---|---|---|---|---|---|---|
FADMX Fidelity Strategic Income Fund | 4.29% | 4.33% | 4.16% | 4.31% | 2.91% | 4.23% | 3.82% | 4.34% | 2.74% |
FIFZX Fidelity Series Bond Index Fund | 4.01% | 3.87% | 3.66% | 3.09% | 1.74% | 1.42% | 3.20% | 1.64% | 0.00% |
Frequently Asked Questions
FIFZX and FADMX have a correlation of 0.71, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.
FIFZX has higher volatility (1.36%) compared to FADMX (1.35%). In terms of maximum drawdown, FIFZX dropped -19.27% vs FADMX's -15.98%.
FADMX currently has the higher Sharpe Ratio (2.80 vs 1.31), 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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