BBSOX vs. FFANX
BBSOX (BlackRock Short Obligations Fund) and FFANX (Fidelity Asset Manager 40% Fund) are both mutual funds - BBSOX is a Ultrashort Bond fund managed by BlackRock, while FFANX is a Diversified Portfolio fund managed by BlackRock. Over the past 10 years, BBSOX returned 2.46%/yr vs 6.99%/yr for FFANX. At a 0.08 correlation, their price movements are largely independent. BBSOX charges 0.30%/yr vs 0.52%/yr for FFANX.
Performance
BBSOX vs. FFANX - Performance Comparison
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Returns By Period
In the year-to-date period, BBSOX achieves a 1.39% return, which is significantly lower than FFANX's 7.45% return. Over the past 10 years, BBSOX has underperformed FFANX with an annualized return of 2.46%, while FFANX has yielded a comparatively higher 6.99% annualized return.
BBSOX
- 1D
- 0.00%
- 1M
- 0.34%
- YTD
- 1.39%
- 6M
- 1.75%
- 1Y
- 4.14%
- 3Y*
- 4.74%
- 5Y*
- 3.25%
- 10Y*
- 2.46%
FFANX
- 1D
- -0.13%
- 1M
- 1.41%
- YTD
- 7.45%
- 6M
- 7.31%
- 1Y
- 16.42%
- 3Y*
- 11.28%
- 5Y*
- 5.36%
- 10Y*
- 6.99%
BBSOX vs. FFANX - Yearly Performance Comparison
| 2026 (YTD) | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | |
|---|---|---|---|---|---|---|---|---|---|---|
BBSOX BlackRock Short Obligations Fund | 1.39% | 4.74% | 5.36% | 4.36% | 0.60% | -0.10% | 1.54% | 3.01% | 1.96% | 1.18% |
FFANX Fidelity Asset Manager 40% Fund | 7.45% | 13.16% | 7.40% | 11.52% | -13.62% | 8.03% | 13.10% | 15.81% | -4.06% | 11.25% |
Correlation
The correlation between BBSOX and FFANX is 0.20, which is low. Their price movements are largely independent, making them effective diversification partners.
| Correlation | |
|---|---|
Correlation (1Y) Calculated over the trailing 1-year period | 0.20 |
Correlation (3Y) Calculated over the trailing 3-year period | 0.16 |
Correlation (5Y) Calculated over the trailing 5-year period | 0.18 |
Correlation (10Y) Calculated over the trailing 10-year period | 0.11 |
Correlation (All Time) Calculated using the full available price history since Jan 2, 2013 | 0.08 |
The correlation between BBSOX and FFANX shifts across timeframes, from 0.08 (all time) to 0.20 (1 year), reflecting how their relationship changes across market environments.
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Return for Risk
BBSOX vs. FFANX — Risk / Return Rank
BBSOX
FFANX
BBSOX vs. FFANX - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for BlackRock Short Obligations Fund (BBSOX) and Fidelity Asset Manager 40% Fund (FFANX). 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.
| BBSOX | FFANX | Difference | |
|---|---|---|---|
| Sharpe ratioReturn per unit of total volatility | +0.70 | ||
| Sortino ratioReturn per unit of downside risk | +7.53 | ||
| Omega ratioGain probability vs. loss probability | 3.93 | 1.47 | +2.46 |
| Calmar ratioReturn relative to maximum drawdown | 20.97 | 3.27 | +17.70 |
| Martin ratioReturn relative to average drawdown | 67.13 | 13.95 | +53.18 |
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Drawdowns
BBSOX vs. FFANX - Drawdown Comparison
The maximum BBSOX drawdown since its inception was -1.59%, smaller than the maximum FFANX drawdown of -31.69%. Use the drawdown chart below to compare losses from any high point for BBSOX and FFANX.
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Drawdown Indicators
| BBSOX | FFANX | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -1.59% | -31.69% | +30.10% |
Max Drawdown (1Y)Largest decline over 1 year | -0.20% | -5.20% | +5.00% |
Max Drawdown (3Y)Largest decline over 3 years | -0.30% | -7.55% | +7.25% |
Max Drawdown (5Y)Largest decline over 5 years | -1.00% | -18.52% | +17.52% |
Max Drawdown (10Y)Largest decline over 10 years | -1.59% | -18.52% | +16.93% |
Current DrawdownCurrent decline from peak | -0.10% | -0.13% | +0.03% |
Average DrawdownAverage peak-to-trough decline | -0.08% | -3.79% | +3.71% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 0.06% | 1.22% | -1.16% |
Volatility
BBSOX vs. FFANX - Volatility Comparison
The current volatility for BlackRock Short Obligations Fund (BBSOX) is 0.44%, while Fidelity Asset Manager 40% Fund (FFANX) has a volatility of 2.94%. This indicates that BBSOX experiences smaller price fluctuations and is considered to be less risky than FFANX based on this measure. The chart below showcases a comparison of their rolling one-month volatility.
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Volatility by Period
| BBSOX | FFANX | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 0.44% | 2.94% | -2.50% |
Volatility (6M)Calculated over the trailing 6-month period | 0.90% | 6.01% | -5.11% |
Volatility (1Y)Calculated over the trailing 1-year period | 1.34% | 7.09% | -5.75% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 1.26% | 7.94% | -6.68% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 1.03% | 7.74% | -6.71% |
BBSOX vs. FFANX - Expense Ratio Comparison
BBSOX has a 0.30% expense ratio, which is lower than FFANX's 0.52% expense ratio.
Dividends
BBSOX vs. FFANX - Dividend Comparison
BBSOX's dividend yield for the trailing twelve months is around 4.25%, more than FFANX's 3.65% yield.
| Position | TTM | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | 2016 | 2015 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
BBSOX BlackRock Short Obligations Fund | 4.25% | 4.43% | 5.01% | 3.35% | 1.29% | 0.30% | 1.13% | 2.56% | 2.24% | 1.17% | 1.03% | 0.62% |
FFANX Fidelity Asset Manager 40% Fund | 3.65% | 3.97% | 2.81% | 2.49% | 5.75% | 2.35% | 2.36% | 3.67% | 4.56% | 2.56% | 1.43% | 3.18% |
Frequently Asked Questions
BBSOX and FFANX have a correlation of 0.20, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.
FFANX has higher volatility (2.94%) compared to BBSOX (0.44%). In terms of maximum drawdown, BBSOX dropped -1.59% vs FFANX's -31.69%.
BBSOX currently has the higher Sharpe Ratio (3.11 vs 2.40), 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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