BLDIX vs. BSIIX
BLDIX (BlackRock Managed Income Fund) and BSIIX (BlackRock Strategic Income Opportunities Fund Class I) are both mutual funds - BLDIX is a Diversified Portfolio fund managed by BlackRock, while BSIIX is a Total Bond Market fund managed by BlackRock. Over the past 10 years, BLDIX returned 3.99%/yr vs 3.60%/yr for BSIIX. Their 0.50 correlation means they have sometimes moved together and sometimes differently. BLDIX charges 0.41%/yr vs 0.69%/yr for BSIIX.
Performance
BLDIX vs. BSIIX - Performance Comparison
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Returns By Period
In the year-to-date period, BLDIX achieves a 1.25% return, which is significantly higher than BSIIX's 1.03% return. Over the past 10 years, BLDIX has outperformed BSIIX with an annualized return of 3.99%, while BSIIX has yielded a comparatively lower 3.60% annualized return.
BLDIX
- 1D
- 0.10%
- 1M
- -0.93%
- 6M
- 0.47%
- YTD
- 1.25%
- 1Y
- 4.91%
- 3Y*
- 6.64%
- 5Y*
- 3.02%
- 10Y*
- 3.99%
- ALL TIME*
- 5.42%
BSIIX
- 1D
- 0.10%
- 1M
- -1.13%
- 6M
- 0.11%
- YTD
- 1.03%
- 1Y
- 4.24%
- 3Y*
- 6.24%
- 5Y*
- 2.75%
- 10Y*
- 3.60%
- ALL TIME*
- 3.91%
Liquidity Comparison
| Position | Avg. Volume Value (2W) | Avg. Volume Value (1M) | Avg. Volume Value (3M) |
|---|---|---|---|
| $0.00 | $0.00 | $0.00 | |
| $0.00 | $0.00 | $0.00 |
BLDIX vs. BSIIX - Yearly Performance Comparison
| 2026 (YTD) | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | |
|---|---|---|---|---|---|---|---|---|---|---|
BLDIX BlackRock Managed Income Fund | 1.25% | 9.87% | 5.19% | 8.69% | -9.88% | 5.26% | 5.81% | 9.78% | -0.64% | 5.32% |
BSIIX BlackRock Strategic Income Opportunities Fund Class I | 1.03% | 8.59% | 5.22% | 6.18% | -6.14% | 0.80% | 7.22% | 7.65% | -0.42% | 4.89% |
Correlation
The correlation between BLDIX and BSIIX is 0.83, meaning they have usually moved in the same direction, including during past declines.
| Correlation | |
|---|---|
Correlation (1Y) Focuses on recent behavior, but can change the most. | 0.83 |
Correlation (3Y) Balances recent behavior with more history. | 0.84 |
Correlation (5Y) Shows whether the relationship held over a longer period. | 0.82 |
Correlation (10Y) Provides a long-term view across more market conditions. | 0.74 |
Correlation (All Time) Calculated using the full available price history since Feb 7, 2008 | 0.50 |
Over the past year, BLDIX and BSIIX have become more correlated (0.83) than their long-term average of 0.50, meaning their price movements have been converging.
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Return for Risk
BLDIX vs. BSIIX — Risk / Return Rank
BLDIX
BSIIX
BLDIX vs. BSIIX - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for BlackRock Managed Income Fund (BLDIX) and BlackRock Strategic Income Opportunities Fund Class I (BSIIX). 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.
| BLDIX | BSIIX | Difference | |
|---|---|---|---|
| Sharpe ratioReturn per unit of total volatility | -0.39 | ||
| Sortino ratioReturn per unit of downside risk | -0.69 | ||
| Omega ratioGain probability vs. loss probability | 1.24 | 1.33 | -0.08 |
| Calmar ratioReturn relative to maximum drawdown | 1.46 | 1.76 | -0.30 |
| Martin ratioReturn relative to average drawdown | 5.93 | 6.43 | -0.51 |
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Drawdowns
BLDIX vs. BSIIX - Drawdown Comparison
The maximum BLDIX drawdown since its inception was -14.47%, smaller than the maximum BSIIX drawdown of -18.76%. Use the drawdown chart below to compare losses from any high point for BLDIX and BSIIX.
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Drawdown Indicators
| BLDIX | BSIIX | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -14.47% | -18.76% | +4.29% |
Max Drawdown (1Y)Largest decline over 1 year | -3.87% | -2.84% | -1.03% |
Max Drawdown (3Y)Largest decline over 3 years | -4.46% | -2.84% | -1.62% |
Max Drawdown (5Y)Largest decline over 5 years | -14.17% | -9.13% | -5.04% |
Max Drawdown (10Y)Largest decline over 10 years | -14.33% | -9.91% | -4.42% |
Current DrawdownCurrent decline from peak | -1.13% | -1.25% | +0.12% |
Average DrawdownAverage peak-to-trough decline | -2.79% | -1.80% | -0.99% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 0.95% | 0.78% | +0.17% |
Volatility
BLDIX vs. BSIIX - Volatility Comparison
BlackRock Managed Income Fund (BLDIX) has a higher volatility of 1.04% compared to BlackRock Strategic Income Opportunities Fund Class I (BSIIX) at 0.69%. This indicates that BLDIX's price experiences larger fluctuations and is considered to be riskier than BSIIX based on this measure. The chart below showcases a comparison of their rolling one-month volatility.
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Volatility by Period
| BLDIX | BSIIX | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 1.04% | 0.69% | +0.35% |
Volatility (6M)Calculated over the trailing 6-month period | 3.64% | 2.44% | +1.20% |
Volatility (1Y)Calculated over the trailing 1-year period | 4.40% | 2.99% | +1.41% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 5.36% | 3.04% | +2.32% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 5.59% | 3.15% | +2.44% |
BLDIX vs. BSIIX - Expense Ratio Comparison
BLDIX has a 0.41% expense ratio, which is lower than BSIIX's 0.69% expense ratio.
Dividends
BLDIX vs. BSIIX - Dividend Comparison
BLDIX's dividend yield for the trailing twelve months is around 4.84%, which matches BSIIX's 4.83% yield.
| Position | TTM | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | 2016 | 2015 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
BLDIX BlackRock Managed Income Fund | 4.84% | 5.46% | 5.76% | 3.55% | 3.86% | 4.87% | 3.53% | 3.87% | 4.27% | 4.48% | 4.15% | 2.87% |
BSIIX BlackRock Strategic Income Opportunities Fund Class I | 4.83% | 5.07% | 4.75% | 3.33% | 3.58% | 2.98% | 2.92% | 3.54% | 3.32% | 3.45% | 2.91% | 3.19% |
Frequently Asked Questions
BLDIX and BSIIX have a correlation of 0.83, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.
BLDIX has higher volatility (1.04%) compared to BSIIX (0.69%). In terms of maximum drawdown, BLDIX dropped -14.47% vs BSIIX's -18.76%.
BSIIX currently has the higher Sharpe Ratio (1.67 vs 1.29), 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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