BASIX vs. BSIIX
BASIX (BlackRock Strategic Income Opportunities Fund Investor A) and BSIIX (BlackRock Strategic Income Opportunities Fund Class I) are both mutual funds - BASIX is a Nontraditional Bonds fund actively managed by BlackRock, while BSIIX is a Total Bond Market fund managed by BlackRock. Over the past 10 years, BASIX returned 3.33%/yr vs 3.60%/yr for BSIIX. Their correlation of 0.91 means they have usually moved in the same direction. BASIX charges 0.96%/yr vs 0.69%/yr for BSIIX.
Performance
BASIX vs. BSIIX - Performance Comparison
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Returns By Period
In the year-to-date period, BASIX achieves a 0.91% return, which is significantly lower than BSIIX's 1.03% return. Over the past 10 years, BASIX has underperformed BSIIX with an annualized return of 3.33%, while BSIIX has yielded a comparatively higher 3.60% annualized return.
BASIX
- 1D
- 0.10%
- 1M
- -1.13%
- 6M
- 0.00%
- YTD
- 0.91%
- 1Y
- 4.10%
- 3Y*
- 6.01%
- 5Y*
- 2.53%
- 10Y*
- 3.33%
- ALL TIME*
- 3.74%
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 |
BASIX vs. BSIIX - Yearly Performance Comparison
| 2026 (YTD) | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | |
|---|---|---|---|---|---|---|---|---|---|---|
BASIX BlackRock Strategic Income Opportunities Fund Investor A | 0.91% | 8.31% | 4.94% | 5.98% | -6.35% | 0.54% | 6.93% | 7.44% | -0.82% | 4.60% |
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 BASIX and BSIIX is 0.90, 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. | 0.90 |
Correlation (3Y) Balances recent behavior with more history. | 0.91 |
Correlation (5Y) Shows whether the relationship held over a longer period. | 0.91 |
Correlation (10Y) Provides a long-term view across more market conditions. | 0.89 |
Correlation (All Time) Calculated using the full available price history since Feb 7, 2008 | 0.91 |
The correlation between BASIX and BSIIX has been stable across timeframes, ranging from 0.89 to 0.91 - a consistent structural relationship.
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Return for Risk
BASIX vs. BSIIX — Risk / Return Rank
BASIX
BSIIX
BASIX vs. BSIIX - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for BlackRock Strategic Income Opportunities Fund Investor A (BASIX) 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.
| BASIX | BSIIX | Difference | |
|---|---|---|---|
| Sharpe ratioReturn per unit of total volatility | +0.06 | ||
| Sortino ratioReturn per unit of downside risk | +0.10 | ||
| Omega ratioGain probability vs. loss probability | 1.34 | 1.33 | +0.02 |
| Calmar ratioReturn relative to maximum drawdown | 1.76 | 1.76 | 0.00 |
| Martin ratioReturn relative to average drawdown | 6.36 | 6.43 | -0.07 |
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Drawdowns
BASIX vs. BSIIX - Drawdown Comparison
The maximum BASIX drawdown since its inception was -18.88%, roughly equal to the maximum BSIIX drawdown of -18.76%. Use the drawdown chart below to compare losses from any high point for BASIX and BSIIX.
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Drawdown Indicators
| BASIX | BSIIX | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -18.88% | -18.76% | -0.12% |
Max Drawdown (1Y)Largest decline over 1 year | -2.74% | -2.84% | +0.10% |
Max Drawdown (3Y)Largest decline over 3 years | -2.74% | -2.84% | +0.10% |
Max Drawdown (5Y)Largest decline over 5 years | -9.33% | -9.13% | -0.20% |
Max Drawdown (10Y)Largest decline over 10 years | -9.93% | -9.91% | -0.02% |
Current DrawdownCurrent decline from peak | -1.27% | -1.25% | -0.02% |
Average DrawdownAverage peak-to-trough decline | -1.89% | -1.80% | -0.09% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 0.76% | 0.78% | -0.02% |
Volatility
BASIX vs. BSIIX - Volatility Comparison
BlackRock Strategic Income Opportunities Fund Investor A (BASIX) and BlackRock Strategic Income Opportunities Fund Class I (BSIIX) have volatilities of 0.71% and 0.69%, 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
| BASIX | BSIIX | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 0.71% | 0.69% | +0.02% |
Volatility (6M)Calculated over the trailing 6-month period | 2.33% | 2.44% | -0.11% |
Volatility (1Y)Calculated over the trailing 1-year period | 2.79% | 2.99% | -0.20% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 2.99% | 3.04% | -0.05% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 3.10% | 3.15% | -0.05% |
BASIX vs. BSIIX - Expense Ratio Comparison
BASIX has a 0.96% expense ratio, which is higher than BSIIX's 0.69% expense ratio.
Dividends
BASIX vs. BSIIX - Dividend Comparison
BASIX's dividend yield for the trailing twelve months is around 4.59%, less than BSIIX's 4.83% yield.
| Position | TTM | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | 2016 | 2015 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
BASIX BlackRock Strategic Income Opportunities Fund Investor A | 4.59% | 4.81% | 4.48% | 3.15% | 3.34% | 2.72% | 2.66% | 3.24% | 3.02% | 3.17% | 2.61% | 2.88% |
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
BASIX and BSIIX have a correlation of 0.90, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.
BASIX has higher volatility (0.71%) compared to BSIIX (0.69%). In terms of maximum drawdown, BASIX dropped -18.88% vs BSIIX's -18.76%.
BASIX currently has the higher Sharpe Ratio (1.74 vs 1.67), 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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