IGSB vs. SUSB
IGSB (iShares Short-Term Corporate Bond ETF) and SUSB (iShares ESG 1-5 Year USD Corporate Bond ETF) are both Corporate Bonds funds from iShares - IGSB tracks the ICE BofAML 1-5 Year US Corporate Index while SUSB tracks the Bloomberg Barclays MSCI US Corporate 1-5 Year ESG Focus Index. Both are passively managed. Over the past 5 years, IGSB returned 2.43%/yr vs 2.20%/yr for SUSB. Their correlation of 0.83 suggests significant overlap in exposure. IGSB charges 0.06%/yr vs 0.12%/yr for SUSB.
Performance
IGSB vs. SUSB - Performance Comparison
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Returns By Period
In the year-to-date period, IGSB achieves a 0.72% return, which is significantly higher than SUSB's 0.57% return.
IGSB
- 1D
- -0.06%
- 1M
- 0.27%
- YTD
- 0.72%
- 6M
- 1.01%
- 1Y
- 4.72%
- 3Y*
- 5.66%
- 5Y*
- 2.43%
- 10Y*
- 2.74%
SUSB
- 1D
- -0.08%
- 1M
- 0.22%
- YTD
- 0.57%
- 6M
- 0.92%
- 1Y
- 4.51%
- 3Y*
- 5.45%
- 5Y*
- 2.20%
- 10Y*
- —
IGSB vs. SUSB - Yearly Performance Comparison
| 2026 (YTD) | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | |
|---|---|---|---|---|---|---|---|---|---|---|
IGSB iShares Short-Term Corporate Bond ETF | 0.72% | 6.96% | 4.97% | 6.40% | -5.63% | -0.56% | 5.37% | 7.11% | 1.25% | 0.03% |
SUSB iShares ESG 1-5 Year USD Corporate Bond ETF | 0.57% | 6.81% | 4.83% | 5.98% | -5.72% | -0.76% | 4.96% | 7.02% | 0.54% | 0.28% |
Correlation
The correlation between IGSB and SUSB is 0.94, indicating a strong positive relationship between their price movements. Combining them offers limited diversification - they tend to fall together during downturns.
| Correlation | |
|---|---|
Correlation (1Y) Calculated over the trailing 1-year period | 0.94 |
Correlation (3Y) Calculated over the trailing 3-year period | 0.95 |
Correlation (5Y) Calculated over the trailing 5-year period | 0.96 |
Correlation (All Time) Calculated using the full available price history since Jul 19, 2017 | 0.83 |
The correlation between IGSB and SUSB shifts across timeframes, from 0.83 (all time) to 0.96 (5 years), reflecting how their relationship changes across market environments.
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Return for Risk
IGSB vs. SUSB — Risk / Return Rank
IGSB
SUSB
IGSB vs. SUSB - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for iShares Short-Term Corporate Bond ETF (IGSB) and iShares ESG 1-5 Year USD Corporate Bond ETF (SUSB). 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.
| IGSB | SUSB | Difference | |
|---|---|---|---|
| Sharpe ratioReturn per unit of total volatility | +0.12 | ||
| Sortino ratioReturn per unit of downside risk | +0.19 | ||
| Omega ratioGain probability vs. loss probability | 1.49 | 1.45 | +0.04 |
| Calmar ratioReturn relative to maximum drawdown | 3.25 | 3.05 | +0.20 |
| Martin ratioReturn relative to average drawdown | 13.22 | 12.47 | +0.75 |
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month. | |||
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Sharpe Ratios by Period
| IGSB | SUSB | Difference | |
|---|---|---|---|
Sharpe Ratio (1Y)Calculated over the trailing 1-year period | 2.46 | 2.34 | +0.12 |
Sharpe Ratio (5Y)Calculated over the trailing 5-year period | 0.83 | 0.75 | +0.09 |
Sharpe Ratio (10Y)Calculated over the trailing 10-year period | 0.79 | — | — |
Sharpe Ratio (All Time)Calculated using the full available price history | 0.70 | 0.72 | -0.02 |
Drawdowns
IGSB vs. SUSB - Drawdown Comparison
The maximum IGSB drawdown since its inception was -13.38%, roughly equal to the maximum SUSB drawdown of -13.25%. Use the drawdown chart below to compare losses from any high point for IGSB and SUSB.
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Drawdown Indicators
| IGSB | SUSB | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -13.38% | -13.25% | -0.13% |
Max Drawdown (1Y)Largest decline over 1 year | -1.46% | -1.49% | +0.03% |
Max Drawdown (3Y)Largest decline over 3 years | -1.46% | -1.49% | +0.03% |
Max Drawdown (5Y)Largest decline over 5 years | -9.46% | -9.57% | +0.11% |
Max Drawdown (10Y)Largest decline over 10 years | -13.38% | — | — |
Current DrawdownCurrent decline from peak | -0.32% | -0.35% | +0.03% |
Average DrawdownAverage peak-to-trough decline | -0.85% | -1.58% | +0.73% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 0.36% | 0.36% | 0.00% |
Volatility
IGSB vs. SUSB - Volatility Comparison
The current volatility for iShares Short-Term Corporate Bond ETF (IGSB) is 0.57%, while iShares ESG 1-5 Year USD Corporate Bond ETF (SUSB) has a volatility of 0.64%. This indicates that IGSB experiences smaller price fluctuations and is considered to be less risky than SUSB based on this measure. The chart below showcases a comparison of their rolling one-month volatility.
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Volatility by Period
| IGSB | SUSB | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 0.57% | 0.64% | -0.07% |
Volatility (6M)Calculated over the trailing 6-month period | 1.41% | 1.41% | 0.00% |
Volatility (1Y)Calculated over the trailing 1-year period | 1.92% | 1.93% | -0.01% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 2.93% | 2.96% | -0.03% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 3.46% | 3.72% | -0.26% |
IGSB vs. SUSB - Expense Ratio Comparison
IGSB has a 0.06% expense ratio, which is lower than SUSB's 0.12% expense ratio. Despite the difference, both funds are considered low-cost compared to the broader market, where average expense ratios usually range from 0.3% to 0.9%.
Dividends
IGSB vs. SUSB - Dividend Comparison
IGSB's dividend yield for the trailing twelve months is around 4.58%, more than SUSB's 4.50% yield.
| Position | TTM | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | 2016 | 2015 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
IGSB iShares Short-Term Corporate Bond ETF | 4.58% | 4.44% | 4.02% | 3.26% | 2.07% | 1.82% | 2.36% | 3.06% | 2.46% | 1.65% | 1.45% | 1.18% |
SUSB iShares ESG 1-5 Year USD Corporate Bond ETF | 4.50% | 4.40% | 3.81% | 2.81% | 1.74% | 1.30% | 1.91% | 2.83% | 2.61% | 0.96% | 0.00% | 0.00% |
Frequently Asked Questions
With a correlation of 0.94, IGSB and SUSB move almost identically. Holding both adds very little diversification - you're essentially doubling your position in the same market segment. Choosing one is usually more capital-efficient.
SUSB has higher volatility (0.64%) compared to IGSB (0.57%). In terms of maximum drawdown, IGSB dropped -13.38% vs SUSB's -13.25%.
On 5-year performance, IGSB leads with 2.43% vs 2.20% for SUSB. On fees, IGSB is cheaper at 0.06% per year. Their volatility is very similar. The better choice depends on whether you care most about return, fees, risk, or income.
Over the 5-year period, IGSB has performed better with a 2.43% return vs 2.20%. Past performance does not guarantee future results, so compare this with risk, fees, and fund exposure.
IGSB is cheaper with a 0.06% expense ratio, compared with 0.12% for SUSB.
IGSB has the higher dividend yield at 4.58%, compared with 4.50% for SUSB.
IGSB tracks ICE BofAML 1-5 Year US Corporate Index, while SUSB tracks Bloomberg Barclays MSCI US Corporate 1-5 Year ESG Focus Index. Their fees differ too: 0.06% for IGSB and 0.12% for SUSB.
IGSB currently has the higher Sharpe Ratio (2.46 vs 2.34), 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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