ISCB vs. IGSB
ISCB (iShares Morningstar Small-Cap ETF) and IGSB (iShares 1-5 Year Investment Grade Corporate Bond ETF) are both exchange-traded funds - ISCB is a Small Cap Blend Equities fund tracking the Morningstar US Small Cap Extended Index, while IGSB is a Corporate Bonds fund tracking the ICE BofA 1-5 Year US Corporate Index. Both are passively managed. Over the past 10 years, ISCB returned 9.09%/yr vs 2.72%/yr for IGSB. At a 0.05 correlation, their price movements are largely independent. Both charge a 0.04% expense ratio.
Performance
ISCB vs. IGSB - Performance Comparison
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Returns By Period
In the year-to-date period, ISCB achieves a 14.44% return, which is significantly higher than IGSB's 0.93% return. Over the past 10 years, ISCB has outperformed IGSB with an annualized return of 9.09%, while IGSB has yielded a comparatively lower 2.72% annualized return.
ISCB
- 1D
- -0.56%
- 1M
- 0.72%
- 6M
- 7.74%
- YTD
- 14.44%
- 1Y
- 25.22%
- 3Y*
- 14.39%
- 5Y*
- 7.02%
- 10Y*
- 9.09%
- ALL TIME*
- 8.88%
IGSB
- 1D
- -0.07%
- 1M
- 0.14%
- 6M
- 0.85%
- YTD
- 0.93%
- 1Y
- 3.86%
- 3Y*
- 5.59%
- 5Y*
- 2.44%
- 10Y*
- 2.72%
- ALL TIME*
- 2.82%
ISCB vs. IGSB - Yearly Performance Comparison
| 2026 (YTD) | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | |
|---|---|---|---|---|---|---|---|---|---|---|
ISCB iShares Morningstar Small-Cap ETF | 14.44% | 12.46% | 10.90% | 19.51% | -19.04% | 17.46% | 6.29% | 29.42% | -13.92% | 12.95% |
IGSB iShares 1-5 Year Investment Grade Corporate Bond ETF | 0.93% | 6.96% | 4.97% | 6.40% | -5.63% | -0.56% | 5.37% | 7.11% | 1.25% | 1.27% |
Correlation
The correlation between ISCB and IGSB is 0.40, which is low. Their price movements are largely independent, making them effective diversification partners.
| Correlation | |
|---|---|
Correlation (1Y) Calculated over the trailing 1-year period | 0.40 |
Correlation (3Y) Calculated over the trailing 3-year period | 0.31 |
Correlation (5Y) Calculated over the trailing 5-year period | 0.30 |
Correlation (10Y) Calculated over the trailing 10-year period | 0.16 |
Correlation (All Time) Calculated using the full available price history since Jan 11, 2007 | 0.05 |
Over the past year, ISCB and IGSB have become more correlated (0.40) than their long-term average of 0.05, meaning their price movements have been converging.
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Return for Risk
ISCB vs. IGSB — Risk / Return Rank
ISCB
IGSB
ISCB vs. IGSB - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for iShares Morningstar Small-Cap ETF (ISCB) and iShares 1-5 Year Investment Grade Corporate Bond ETF (IGSB). 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.
| ISCB | IGSB | Difference | |
|---|---|---|---|
| Sharpe ratioReturn per unit of total volatility | -0.44 | ||
| Sortino ratioReturn per unit of downside risk | -0.72 | ||
| Omega ratioGain probability vs. loss probability | 1.27 | 1.38 | -0.12 |
| Calmar ratioReturn relative to maximum drawdown | 2.70 | 2.66 | +0.04 |
| Martin ratioReturn relative to average drawdown | 9.61 | 10.60 | -0.99 |
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Drawdowns
ISCB vs. IGSB - Drawdown Comparison
The maximum ISCB drawdown since its inception was -61.25%, which is greater than IGSB's maximum drawdown of -13.38%. Use the drawdown chart below to compare losses from any high point for ISCB and IGSB.
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Drawdown Indicators
| ISCB | IGSB | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -61.25% | -13.38% | -47.87% |
Max Drawdown (1Y)Largest decline over 1 year | -9.39% | -1.46% | -7.93% |
Max Drawdown (3Y)Largest decline over 3 years | -26.22% | -1.46% | -24.76% |
Max Drawdown (5Y)Largest decline over 5 years | -29.94% | -9.46% | -20.48% |
Max Drawdown (10Y)Largest decline over 10 years | -44.18% | -13.38% | -30.80% |
Current DrawdownCurrent decline from peak | -2.03% | -0.21% | -1.82% |
Average DrawdownAverage peak-to-trough decline | -9.75% | -0.85% | -8.90% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 2.63% | 0.36% | +2.27% |
Volatility
ISCB vs. IGSB - Volatility Comparison
iShares Morningstar Small-Cap ETF (ISCB) has a higher volatility of 3.09% compared to iShares 1-5 Year Investment Grade Corporate Bond ETF (IGSB) at 0.57%. This indicates that ISCB's price experiences larger fluctuations and is considered to be riskier than IGSB based on this measure. The chart below showcases a comparison of their rolling one-month volatility.
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Volatility by Period
| ISCB | IGSB | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 3.09% | 0.57% | +2.52% |
Volatility (6M)Calculated over the trailing 6-month period | 11.57% | 1.56% | +10.01% |
Volatility (1Y)Calculated over the trailing 1-year period | 16.46% | 1.96% | +14.50% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 21.29% | 2.95% | +18.34% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 22.61% | 3.47% | +19.14% |
ISCB vs. IGSB - Expense Ratio Comparison
Both ISCB and IGSB have an expense ratio of 0.04%, making them cost-effective options compared to the broader market, where average expense ratios typically range from 0.3% to 0.9%.
Dividends
ISCB vs. IGSB - Dividend Comparison
ISCB's dividend yield for the trailing twelve months is around 1.29%, less than IGSB's 4.60% yield.
| Position | TTM | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | 2016 | 2015 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
IGSB iShares 1-5 Year Investment Grade Corporate Bond ETF | 4.60% | 4.44% | 4.02% | 3.26% | 2.07% | 1.82% | 2.36% | 3.06% | 2.46% | 1.65% | 1.45% | 1.18% |
ISCB iShares Morningstar Small-Cap ETF | 1.29% | 1.38% | 1.31% | 1.49% | 1.63% | 1.26% | 1.26% | 1.25% | 1.60% | 1.24% | 1.58% | 1.40% |
Frequently Asked Questions
ISCB and IGSB have a correlation of 0.40, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.
ISCB has higher volatility (3.09%) compared to IGSB (0.57%). In terms of maximum drawdown, ISCB dropped -61.25% vs IGSB's -13.38%.
On 10-year performance, ISCB leads with 9.09% vs 2.72% for IGSB. Both ETFs have the same 0.04% expense ratio. On volatility, IGSB has been the lower-risk option at 0.57%. The better choice depends on whether you care most about return, fees, risk, or income.
Over the 10-year period, ISCB has performed better with a 9.09% return vs 2.72%. Past performance does not guarantee future results, so compare this with risk, fees, and fund exposure.
ISCB and IGSB have the same expense ratio: 0.04% per year.
IGSB has the higher dividend yield at 4.60%, compared with 1.29% for ISCB.
ISCB is categorized as Small Cap Blend Equities, while IGSB is Corporate Bonds. ISCB tracks Morningstar US Small Cap Extended Index, while IGSB tracks ICE BofA 1-5 Year US Corporate Index.
IGSB currently has the higher Sharpe Ratio (1.98 vs 1.54), 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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