SUSC vs. SHY
SUSC (iShares ESG Aware USD Corporate Bond ETF) and SHY (iShares 1-3 Year Treasury Bond ETF) are both exchange-traded funds - SUSC is a Corporate Bonds fund tracking the Bloomberg MSCI US Corporate ESG Focus Index, while SHY is a Government Bonds fund tracking the ICE US Treasury 1-3 Year Index. Both are passively managed. Over the past 5 years, SUSC returned 0.31%/yr vs 1.78%/yr for SHY. A 0.62 correlation means they provide meaningful diversification when combined. SUSC charges 0.18%/yr vs 0.15%/yr for SHY.
Performance
SUSC vs. SHY - Performance Comparison
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Returns By Period
In the year-to-date period, SUSC achieves a 0.72% return, which is significantly higher than SHY's 0.60% return.
SUSC
- 1D
- 0.03%
- 1M
- 1.23%
- YTD
- 0.72%
- 6M
- 1.11%
- 1Y
- 5.58%
- 3Y*
- 5.11%
- 5Y*
- 0.31%
- 10Y*
- —
SHY
- 1D
- 0.05%
- 1M
- 0.36%
- YTD
- 0.60%
- 6M
- 0.79%
- 1Y
- 3.34%
- 3Y*
- 4.16%
- 5Y*
- 1.78%
- 10Y*
- 1.65%
SUSC vs. SHY - Yearly Performance Comparison
| 2026 (YTD) | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | |
|---|---|---|---|---|---|---|---|---|---|---|
SUSC iShares ESG Aware USD Corporate Bond ETF | 0.72% | 7.57% | 1.91% | 8.58% | -15.95% | -1.57% | 9.57% | 14.43% | -3.13% | 1.74% |
SHY iShares 1-3 Year Treasury Bond ETF | 0.60% | 4.95% | 3.92% | 4.16% | -3.88% | -0.71% | 3.03% | 3.38% | 1.46% | -0.27% |
Correlation
The correlation between SUSC and SHY is 0.74, which is moderate. They share some common price drivers but move independently often enough to provide real diversification benefit when combined.
| Correlation | |
|---|---|
Correlation (1Y) Calculated over the trailing 1-year period | 0.74 |
Correlation (3Y) Calculated over the trailing 3-year period | 0.75 |
Correlation (5Y) Calculated over the trailing 5-year period | 0.72 |
Correlation (All Time) Calculated using the full available price history since Jul 20, 2017 | 0.62 |
The correlation between SUSC and SHY shifts across timeframes, from 0.62 (all time) to 0.75 (3 years), reflecting how their relationship changes across market environments.
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Return for Risk
SUSC vs. SHY — Risk / Return Rank
SUSC
SHY
SUSC vs. SHY - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for iShares ESG Aware USD Corporate Bond ETF (SUSC) and iShares 1-3 Year Treasury Bond ETF (SHY). 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.
| SUSC | SHY | Difference | |
|---|---|---|---|
| Sharpe ratioReturn per unit of total volatility | -1.24 | ||
| Sortino ratioReturn per unit of downside risk | -2.23 | ||
| Omega ratioGain probability vs. loss probability | 1.23 | 1.52 | -0.29 |
| Calmar ratioReturn relative to maximum drawdown | 1.95 | 3.78 | -1.83 |
| Martin ratioReturn relative to average drawdown | 5.94 | 15.00 | -9.06 |
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Drawdowns
SUSC vs. SHY - Drawdown Comparison
The maximum SUSC drawdown since its inception was -22.42%, which is greater than SHY's maximum drawdown of -5.71%. Use the drawdown chart below to compare losses from any high point for SUSC and SHY.
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Drawdown Indicators
| SUSC | SHY | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -22.42% | -5.71% | -16.71% |
Max Drawdown (1Y)Largest decline over 1 year | -2.87% | -0.89% | -1.98% |
Max Drawdown (3Y)Largest decline over 3 years | -6.57% | -0.97% | -5.60% |
Max Drawdown (5Y)Largest decline over 5 years | -22.42% | -5.71% | -16.71% |
Max Drawdown (10Y)Largest decline over 10 years | — | -5.71% | — |
Current DrawdownCurrent decline from peak | -1.11% | -0.14% | -0.97% |
Average DrawdownAverage peak-to-trough decline | -5.87% | -0.52% | -5.35% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 0.94% | 0.22% | +0.72% |
Volatility
SUSC vs. SHY - Volatility Comparison
iShares ESG Aware USD Corporate Bond ETF (SUSC) has a higher volatility of 1.46% compared to iShares 1-3 Year Treasury Bond ETF (SHY) at 0.40%. This indicates that SUSC's price experiences larger fluctuations and is considered to be riskier than SHY based on this measure. The chart below showcases a comparison of their rolling one-month volatility.
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Volatility by Period
| SUSC | SHY | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 1.46% | 0.40% | +1.06% |
Volatility (6M)Calculated over the trailing 6-month period | 3.30% | 0.95% | +2.35% |
Volatility (1Y)Calculated over the trailing 1-year period | 4.36% | 1.33% | +3.03% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 7.19% | 1.99% | +5.20% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 7.62% | 1.57% | +6.05% |
SUSC vs. SHY - Expense Ratio Comparison
SUSC has a 0.18% expense ratio, which is higher than SHY's 0.15% expense ratio. However, both funds are considered low-cost compared to the broader market, where average expense ratios usually range from 0.3% to 0.9%.
Dividends
SUSC vs. SHY - Dividend Comparison
SUSC's dividend yield for the trailing twelve months is around 4.48%, more than SHY's 3.68% yield.
| Position | TTM | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | 2016 | 2015 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
SHY iShares 1-3 Year Treasury Bond ETF | 3.68% | 3.81% | 3.92% | 2.99% | 1.30% | 0.26% | 0.94% | 2.12% | 1.72% | 0.98% | 0.71% | 0.54% |
SUSC iShares ESG Aware USD Corporate Bond ETF | 4.48% | 4.37% | 4.34% | 3.83% | 2.97% | 2.21% | 2.19% | 3.07% | 3.33% | 1.33% | 0.00% | 0.00% |
Frequently Asked Questions
SUSC and SHY have a correlation of 0.74, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.
SUSC has higher volatility (1.46%) compared to SHY (0.40%). In terms of maximum drawdown, SUSC dropped -22.42% vs SHY's -5.71%.
On 5-year performance, SHY leads with 1.78% vs 0.31% for SUSC. On fees, SHY is cheaper at 0.15% per year. On volatility, SHY has been the lower-risk option at 0.40%. The better choice depends on whether you care most about return, fees, risk, or income.
Over the 5-year period, SHY has performed better with a 1.78% return vs 0.31%. Past performance does not guarantee future results, so compare this with risk, fees, and fund exposure.
SHY is cheaper with a 0.15% expense ratio, compared with 0.18% for SUSC.
SUSC has the higher dividend yield at 4.48%, compared with 3.68% for SHY.
SUSC is categorized as Corporate Bonds, while SHY is Government Bonds. SUSC tracks Bloomberg MSCI US Corporate ESG Focus Index, while SHY tracks ICE US Treasury 1-3 Year Index. Their fees differ too: 0.18% for SUSC and 0.15% for SHY.
SHY currently has the higher Sharpe Ratio (2.53 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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