IBGL vs. BBBL
IBGL (iShares iBonds Dec 2055 Term Treasury ETF) and BBBL (Bondbloxx BBB Rated 10+ Year Corporate Bond ETF) are both exchange-traded funds - IBGL is a Government Bonds fund tracking the ICE 2055 Maturity US Treasury Index, while BBBL is a Long-Term Bond fund tracking the Bloomberg U.S. Corporate BBB 10+ Year Index - Benchmark TR Gross. Both are passively managed. Over the past year, IBGL returned -2.31% vs -0.02% for BBBL. Their correlation of 0.88 means they have usually moved in the same direction. IBGL charges 0.07%/yr vs 0.19%/yr for BBBL.
Performance
IBGL vs. BBBL - Performance Comparison
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Returns By Period
In the year-to-date period, IBGL achieves a -3.42% return, which is significantly lower than BBBL's -2.30% return.
IBGL
- 1D
- -0.74%
- 1M
- -3.84%
- 6M
- -3.41%
- YTD
- -3.42%
- 1Y
- -2.31%
- 3Y*
- —
- 5Y*
- —
- 10Y*
- —
- ALL TIME*
- -1.84%
BBBL
- 1D
- -0.29%
- 1M
- -3.80%
- 6M
- -3.14%
- YTD
- -2.30%
- 1Y
- -0.02%
- 3Y*
- —
- 5Y*
- —
- 10Y*
- —
- ALL TIME*
- 2.16%
Liquidity Comparison
| Position | Avg. Volume Value (2W) | Avg. Volume Value (1M) | Avg. Volume Value (3M) |
|---|---|---|---|
| $37.61K | $94.14K | $59.58K | |
| $19.50K | $17.67K | $15.64K |
IBGL vs. BBBL - Yearly Performance Comparison
| 2026 (YTD) | 2025 | |
|---|---|---|
IBGL iShares iBonds Dec 2055 Term Treasury ETF | -3.42% | 0.99% |
BBBL Bondbloxx BBB Rated 10+ Year Corporate Bond ETF | -2.30% | 4.99% |
Correlation
The correlation between IBGL and BBBL is 0.90, meaning they have usually moved in the same direction, including during past declines.
| Correlation | |
|---|---|
Correlation (1Y) Focuses on recent behavior, but can change the most. | 0.90 |
Correlation (All Time) Calculated using the full available price history since Mar 26, 2025 | 0.88 |
The correlation between IBGL and BBBL has been stable across timeframes, ranging from 0.88 to 0.90 - a consistent structural relationship.
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Return for Risk
IBGL vs. BBBL — Risk / Return Rank
IBGL
BBBL
IBGL vs. BBBL - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for iShares iBonds Dec 2055 Term Treasury ETF (IBGL) and Bondbloxx BBB Rated 10+ Year Corporate Bond ETF (BBBL). 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.
| IBGL | BBBL | Difference | |
|---|---|---|---|
| Sharpe ratioReturn per unit of total volatility | -0.24 | ||
| Sortino ratioReturn per unit of downside risk | -0.34 | ||
| Omega ratioGain probability vs. loss probability | 0.99 | 1.03 | -0.04 |
| Calmar ratioReturn relative to maximum drawdown | -0.14 | 0.17 | -0.32 |
| Martin ratioReturn relative to average drawdown | -0.32 | 0.39 | -0.70 |
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Drawdowns
IBGL vs. BBBL - Drawdown Comparison
The maximum IBGL drawdown since its inception was -9.37%, roughly equal to the maximum BBBL drawdown of -9.43%. Use the drawdown chart below to compare losses from any high point for IBGL and BBBL.
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Drawdown Indicators
| IBGL | BBBL | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -9.37% | -9.43% | +0.06% |
Max Drawdown (1Y)Largest decline over 1 year | -7.44% | -5.45% | -1.99% |
Current DrawdownCurrent decline from peak | -7.44% | -5.31% | -2.13% |
Average DrawdownAverage peak-to-trough decline | -4.08% | -3.26% | -0.82% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 3.38% | 2.45% | +0.93% |
Volatility
IBGL vs. BBBL - Volatility Comparison
iShares iBonds Dec 2055 Term Treasury ETF (IBGL) has a higher volatility of 2.36% compared to Bondbloxx BBB Rated 10+ Year Corporate Bond ETF (BBBL) at 1.97%. This indicates that IBGL's price experiences larger fluctuations and is considered to be riskier than BBBL based on this measure. The chart below showcases a comparison of their rolling one-month volatility.
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Volatility by Period
| IBGL | BBBL | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 2.36% | 1.97% | +0.39% |
Volatility (6M)Calculated over the trailing 6-month period | 6.51% | 5.94% | +0.57% |
Volatility (1Y)Calculated over the trailing 1-year period | 8.86% | 7.67% | +1.19% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 10.36% | 9.66% | +0.70% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 10.36% | 9.66% | +0.70% |
IBGL vs. BBBL - Expense Ratio Comparison
IBGL has a 0.07% expense ratio, which is lower than BBBL's 0.19% 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
IBGL vs. BBBL - Dividend Comparison
IBGL's dividend yield for the trailing twelve months is around 4.88%, less than BBBL's 5.82% yield.
| Position | TTM | 2025 | 2024 |
|---|---|---|---|
BBBL Bondbloxx BBB Rated 10+ Year Corporate Bond ETF | 5.33% | 5.77% | 5.19% |
IBGL iShares iBonds Dec 2055 Term Treasury ETF | 4.46% | 3.52% | 0.00% |
Frequently Asked Questions
IBGL and BBBL have a correlation of 0.90, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.
IBGL has higher volatility (2.36%) compared to BBBL (1.97%). In terms of maximum drawdown, IBGL dropped -9.37% vs BBBL's -9.43%.
On 1-year performance, BBBL leads with -0.02% vs -2.31% for IBGL. On fees, IBGL is cheaper at 0.07% per year. On volatility, BBBL has been the lower-risk option at 1.97%. The better choice depends on whether you care most about return, fees, risk, or income.
Over the 1-year period, BBBL has performed better with a -0.02% return vs -2.31%. Past performance does not guarantee future results, so compare this with risk, fees, and fund exposure.
IBGL is cheaper with a 0.07% expense ratio, compared with 0.19% for BBBL.
BBBL has the higher dividend yield at 5.33%, compared with 4.46% for IBGL.
IBGL is categorized as Government Bonds, while BBBL is Long-Term Bond. IBGL tracks ICE 2055 Maturity US Treasury Index, while BBBL tracks Bloomberg U.S. Corporate BBB 10+ Year Index - Benchmark TR Gross. They also come from different issuers: iShares and BondBloxx. Their fees differ too: 0.07% for IBGL and 0.19% for BBBL.
BBBL currently has the higher Sharpe Ratio (0.12 vs -0.12), 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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