BBBS vs. IGSB
BBBS (Bondbloxx BBB Rated 1-5 Year Corporate Bond ETF) and IGSB (iShares Short-Term Corporate Bond ETF) are both exchange-traded funds - BBBS is a Short-Term Bond fund tracking the Bloomberg U.S. Corporate BBB 1-5 Year Index, while IGSB is a Corporate Bonds fund tracking the ICE BofAML 1-5 Year US Corporate Index. Both are passively managed. Over the past year, BBBS returned 4.44% vs 4.52% for IGSB. Their correlation of 0.94 suggests significant overlap in exposure. BBBS charges 0.19%/yr vs 0.06%/yr for IGSB.
Performance
BBBS vs. IGSB - Performance Comparison
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Returns By Period
The year-to-date returns for both investments are quite close, with BBBS having a 0.77% return and IGSB slightly higher at 0.79%.
BBBS
- 1D
- 0.02%
- 1M
- 0.23%
- YTD
- 0.77%
- 6M
- 1.23%
- 1Y
- 4.44%
- 3Y*
- —
- 5Y*
- —
- 10Y*
- —
IGSB
- 1D
- 0.08%
- 1M
- 0.27%
- YTD
- 0.79%
- 6M
- 1.18%
- 1Y
- 4.52%
- 3Y*
- 5.69%
- 5Y*
- 2.44%
- 10Y*
- 2.75%
BBBS vs. IGSB - Yearly Performance Comparison
| 2026 (YTD) | 2025 | 2024 | |
|---|---|---|---|
BBBS Bondbloxx BBB Rated 1-5 Year Corporate Bond ETF | 0.77% | 6.67% | 4.96% |
IGSB iShares Short-Term Corporate Bond ETF | 0.79% | 6.96% | 4.86% |
Correlation
The correlation between BBBS and IGSB is 0.93, 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 | 0.93 |
Correlation (All Time) Calculated using the full available price history since Jan 26, 2024 | 0.94 |
The correlation between BBBS and IGSB has been stable across timeframes, ranging from 0.93 to 0.94 - a consistent structural relationship.
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Return for Risk
BBBS vs. IGSB — Risk / Return Rank
BBBS
IGSB
BBBS vs. IGSB - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for Bondbloxx BBB Rated 1-5 Year Corporate Bond ETF (BBBS) and iShares Short-Term 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.
| BBBS | IGSB | Difference | |
|---|---|---|---|
| Sharpe ratioReturn per unit of total volatility | +0.02 | ||
| Sortino ratioReturn per unit of downside risk | +0.05 | ||
| Omega ratioGain probability vs. loss probability | 1.48 | 1.47 | 0.00 |
| Calmar ratioReturn relative to maximum drawdown | 3.08 | 3.11 | -0.04 |
| Martin ratioReturn relative to average drawdown | 12.59 | 12.72 | -0.13 |
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
| BBBS | IGSB | Difference | |
|---|---|---|---|
Sharpe Ratio (1Y)Calculated over the trailing 1-year period | 2.40 | 2.38 | +0.02 |
Sharpe Ratio (5Y)Calculated over the trailing 5-year period | — | 0.84 | — |
Sharpe Ratio (10Y)Calculated over the trailing 10-year period | — | 0.80 | — |
Sharpe Ratio (All Time)Calculated using the full available price history | 2.37 | 0.70 | +1.66 |
Drawdowns
BBBS vs. IGSB - Drawdown Comparison
The maximum BBBS drawdown since its inception was -1.45%, smaller than the maximum IGSB drawdown of -13.38%. Use the drawdown chart below to compare losses from any high point for BBBS and IGSB.
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Drawdown Indicators
| BBBS | IGSB | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -1.45% | -13.38% | +11.93% |
Max Drawdown (1Y)Largest decline over 1 year | -1.45% | -1.46% | +0.01% |
Max Drawdown (3Y)Largest decline over 3 years | — | -1.46% | — |
Max Drawdown (5Y)Largest decline over 5 years | — | -9.46% | — |
Max Drawdown (10Y)Largest decline over 10 years | — | -13.38% | — |
Current DrawdownCurrent decline from peak | -0.20% | -0.24% | +0.04% |
Average DrawdownAverage peak-to-trough decline | -0.28% | -0.85% | +0.57% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 0.35% | 0.36% | -0.01% |
Volatility
BBBS vs. IGSB - Volatility Comparison
The current volatility for Bondbloxx BBB Rated 1-5 Year Corporate Bond ETF (BBBS) is 0.49%, while iShares Short-Term Corporate Bond ETF (IGSB) has a volatility of 0.57%. This indicates that BBBS experiences smaller price fluctuations and is considered to be less risky 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
| BBBS | IGSB | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 0.49% | 0.57% | -0.08% |
Volatility (6M)Calculated over the trailing 6-month period | 1.36% | 1.41% | -0.05% |
Volatility (1Y)Calculated over the trailing 1-year period | 1.87% | 1.93% | -0.06% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 2.23% | 2.93% | -0.70% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 2.23% | 3.46% | -1.23% |
BBBS vs. IGSB - Expense Ratio Comparison
BBBS has a 0.19% expense ratio, which is higher than IGSB's 0.06% 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
BBBS vs. IGSB - Dividend Comparison
BBBS's dividend yield for the trailing twelve months is around 4.58%, which matches IGSB's 4.57% yield.
| Position | TTM | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | 2016 | 2015 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
BBBS Bondbloxx BBB Rated 1-5 Year Corporate Bond ETF | 4.58% | 4.55% | 4.31% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% |
IGSB iShares Short-Term Corporate Bond ETF | 4.57% | 4.44% | 4.02% | 3.26% | 2.07% | 1.82% | 2.36% | 3.06% | 2.46% | 1.65% | 1.45% | 1.18% |
Frequently Asked Questions
With a correlation of 0.93, BBBS and IGSB 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.
IGSB has higher volatility (0.57%) compared to BBBS (0.49%). In terms of maximum drawdown, BBBS dropped -1.45% vs IGSB's -13.38%.
On 1-year performance, IGSB leads with 4.52% vs 4.44% for BBBS. 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 1-year period, IGSB has performed better with a 4.52% return vs 4.44%. 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 0.19% for BBBS.
BBBS has the higher dividend yield at 4.58%, compared with 4.57% for IGSB.
BBBS is categorized as Short-Term Bond, while IGSB is Corporate Bonds. BBBS tracks Bloomberg U.S. Corporate BBB 1-5 Year Index, while IGSB tracks ICE BofAML 1-5 Year US Corporate Index. They also come from different issuers: BondBloxx and iShares. Their fees differ too: 0.19% for BBBS and 0.06% for IGSB.
BBBS currently has the higher Sharpe Ratio (2.40 vs 2.38), 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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