MBBA vs. SOXX
MBBA (iShares Mortgage-Backed Securities Active ETF) and SOXX (iShares Semiconductor ETF) are both exchange-traded funds - MBBA is a Mortgage Backed Securities fund actively managed by iShares, while SOXX is a Semiconductors fund tracking the NYSE Semiconductor Index. MBBA is actively managed, while SOXX is passively managed. At a 0.32 correlation, their price movements are largely independent. MBBA charges 0.25%/yr vs 0.34%/yr for SOXX.
Performance
MBBA vs. SOXX - Performance Comparison
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Returns By Period
MBBA
- 1D
- 0.03%
- 1M
- 0.87%
- YTD
- —
- 6M
- —
- 1Y
- —
- 3Y*
- —
- 5Y*
- —
- 10Y*
- —
SOXX
- 1D
- -7.88%
- 1M
- 12.35%
- YTD
- 100.58%
- 6M
- 98.07%
- 1Y
- 167.63%
- 3Y*
- 56.18%
- 5Y*
- 33.69%
- 10Y*
- 36.08%
MBBA vs. SOXX - Yearly Performance Comparison
| 2026 (YTD) | |
|---|---|
MBBA iShares Mortgage-Backed Securities Active ETF | 0.89% |
SOXX iShares Semiconductor ETF | 75.23% |
Correlation
The correlation between MBBA and SOXX is 0.32, which is low. Their price movements are largely independent, making them effective diversification partners.
| Correlation | |
|---|---|
Correlation (All Time) Calculated using the full available price history since Jan 26, 2026 | 0.32 |
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Return for Risk
MBBA vs. SOXX — Risk / Return Rank
MBBA
Risk / return metrics aren't available yet — we need at least 12 months of trading data to calculate them.
SOXX
MBBA vs. SOXX - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for iShares Mortgage-Backed Securities Active ETF (MBBA) and iShares Semiconductor ETF (SOXX). 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.
| MBBA | SOXX | Difference | |
|---|---|---|---|
| Sharpe ratioReturn per unit of total volatility | — | — | |
| Sortino ratioReturn per unit of downside risk | — | — | |
| Omega ratioGain probability vs. loss probability | — | 1.60 | — |
| Calmar ratioReturn relative to maximum drawdown | — | 10.70 | — |
| Martin ratioReturn relative to average drawdown | — | 38.46 | — |
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Drawdowns
MBBA vs. SOXX - Drawdown Comparison
The maximum MBBA drawdown since its inception was -2.83%, smaller than the maximum SOXX drawdown of -70.21%. Use the drawdown chart below to compare losses from any high point for MBBA and SOXX.
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Drawdown Indicators
| MBBA | SOXX | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -2.83% | -70.21% | +67.38% |
Max Drawdown (1Y)Largest decline over 1 year | — | -15.77% | — |
Max Drawdown (3Y)Largest decline over 3 years | — | -41.36% | — |
Max Drawdown (5Y)Largest decline over 5 years | — | -45.75% | — |
Max Drawdown (10Y)Largest decline over 10 years | — | -45.75% | — |
Current DrawdownCurrent decline from peak | -1.10% | -7.88% | +6.78% |
Average DrawdownAverage peak-to-trough decline | -1.12% | -19.94% | +18.82% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | — | 4.38% | — |
Volatility
MBBA vs. SOXX - Volatility Comparison
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Volatility by Period
| MBBA | SOXX | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | — | 22.75% | — |
Volatility (6M)Calculated over the trailing 6-month period | — | 33.44% | — |
Volatility (1Y)Calculated over the trailing 1-year period | 4.54% | 39.42% | -34.88% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 4.54% | 37.21% | -32.67% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 4.54% | 34.00% | -29.46% |
MBBA vs. SOXX - Expense Ratio Comparison
MBBA has a 0.25% expense ratio, which is lower than SOXX's 0.34% expense ratio.
Dividends
MBBA vs. SOXX - Dividend Comparison
MBBA's dividend yield for the trailing twelve months is around 1.84%, more than SOXX's 0.24% yield.
| Position | TTM | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | 2016 | 2015 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
MBBA iShares Mortgage-Backed Securities Active ETF | 1.84% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% |
SOXX iShares Semiconductor ETF | 0.24% | 0.57% | 0.67% | 0.78% | 1.26% | 0.64% | 0.81% | 1.23% | 1.37% | 0.90% | 1.08% | 1.29% |
Frequently Asked Questions
MBBA and SOXX have a correlation of 0.32, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.
On fees, MBBA is cheaper at 0.25% per year. The better choice depends on whether you care most about return, fees, risk, or income.
MBBA is cheaper with a 0.25% expense ratio, compared with 0.34% for SOXX.
MBBA has the higher dividend yield at 1.84%, compared with 0.24% for SOXX.
MBBA is categorized as Mortgage Backed Securities, while SOXX is Semiconductors. Their fees differ too: 0.25% for MBBA and 0.34% for SOXX.
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