IBGK vs. BBBL
IBGK (iShares iBonds Dec 2054 Term Treasury ETF) and BBBL (Bondbloxx BBB Rated 10+ Year Corporate Bond ETF) are both Long-Term Bond funds - IBGK tracks the ICE 2054 Maturity US Treasury Index while BBBL tracks the Bloomberg U.S. Corporate BBB 10+ Year Index - Benchmark TR Gross. Both are passively managed. Over the past year, IBGK returned 4.74% vs 7.90% for BBBL. Their correlation of 0.90 suggests significant overlap in exposure. IBGK charges 0.07%/yr vs 0.19%/yr for BBBL.
Performance
IBGK vs. BBBL - Performance Comparison
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Returns By Period
In the year-to-date period, IBGK achieves a -0.36% return, which is significantly lower than BBBL's 1.22% return.
IBGK
- 1D
- -0.34%
- 1M
- 0.75%
- YTD
- -0.36%
- 6M
- -1.89%
- 1Y
- 4.74%
- 3Y*
- —
- 5Y*
- —
- 10Y*
- —
BBBL
- 1D
- -0.39%
- 1M
- 1.64%
- YTD
- 1.22%
- 6M
- 0.19%
- 1Y
- 7.90%
- 3Y*
- —
- 5Y*
- —
- 10Y*
- —
IBGK vs. BBBL - Yearly Performance Comparison
| 2026 (YTD) | 2025 | 2024 | |
|---|---|---|---|
IBGK iShares iBonds Dec 2054 Term Treasury ETF | -0.36% | 3.66% | -2.73% |
BBBL Bondbloxx BBB Rated 10+ Year Corporate Bond ETF | 1.22% | 7.02% | 0.76% |
Correlation
The correlation between IBGK and BBBL is 0.90, 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 | 0.90 |
Correlation (All Time) Calculated using the full available price history since Jun 13, 2024 | 0.90 |
The correlation between IBGK and BBBL has been stable across timeframes, ranging from 0.90 to 0.90 - a consistent structural relationship.
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Return for Risk
IBGK vs. BBBL — Risk / Return Rank
IBGK
BBBL
IBGK vs. BBBL - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for iShares iBonds Dec 2054 Term Treasury ETF (IBGK) 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.
| IBGK | BBBL | Difference | |
|---|---|---|---|
| Sharpe ratioReturn per unit of total volatility | -0.50 | ||
| Sortino ratioReturn per unit of downside risk | -0.68 | ||
| Omega ratioGain probability vs. loss probability | 1.09 | 1.18 | -0.09 |
| Calmar ratioReturn relative to maximum drawdown | 0.65 | 1.46 | -0.80 |
| Martin ratioReturn relative to average drawdown | 1.63 | 3.65 | -2.02 |
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
| IBGK | BBBL | Difference | |
|---|---|---|---|
Sharpe Ratio (1Y)Calculated over the trailing 1-year period | 0.51 | 1.01 | -0.50 |
Sharpe Ratio (All Time)Calculated using the full available price history | 0.02 | 0.39 | -0.37 |
Drawdowns
IBGK vs. BBBL - Drawdown Comparison
The maximum IBGK drawdown since its inception was -14.62%, which is greater than BBBL's maximum drawdown of -9.43%. Use the drawdown chart below to compare losses from any high point for IBGK and BBBL.
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Drawdown Indicators
| IBGK | BBBL | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -14.62% | -9.43% | -5.19% |
Max Drawdown (1Y)Largest decline over 1 year | -7.29% | -5.45% | -1.84% |
Current DrawdownCurrent decline from peak | -9.19% | -1.89% | -7.30% |
Average DrawdownAverage peak-to-trough decline | -8.06% | -3.31% | -4.75% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 2.92% | 2.17% | +0.75% |
Volatility
IBGK vs. BBBL - Volatility Comparison
iShares iBonds Dec 2054 Term Treasury ETF (IBGK) has a higher volatility of 2.70% compared to Bondbloxx BBB Rated 10+ Year Corporate Bond ETF (BBBL) at 2.45%. This indicates that IBGK'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
| IBGK | BBBL | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 2.70% | 2.45% | +0.25% |
Volatility (6M)Calculated over the trailing 6-month period | 6.20% | 5.75% | +0.45% |
Volatility (1Y)Calculated over the trailing 1-year period | 9.36% | 7.86% | +1.50% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 11.81% | 9.80% | +2.01% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 11.81% | 9.80% | +2.01% |
IBGK vs. BBBL - Expense Ratio Comparison
IBGK 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
IBGK vs. BBBL - Dividend Comparison
IBGK's dividend yield for the trailing twelve months is around 4.72%, less than BBBL's 5.74% yield.
| Position | TTM | 2025 | 2024 |
|---|---|---|---|
BBBL Bondbloxx BBB Rated 10+ Year Corporate Bond ETF | 5.74% | 5.77% | 5.19% |
IBGK iShares iBonds Dec 2054 Term Treasury ETF | 4.72% | 4.59% | 3.15% |
Frequently Asked Questions
With a correlation of 0.90, IBGK and BBBL 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.
IBGK has higher volatility (2.70%) compared to BBBL (2.45%). In terms of maximum drawdown, IBGK dropped -14.62% vs BBBL's -9.43%.
On 1-year performance, BBBL leads with 7.90% vs 4.74% for IBGK. On fees, IBGK is cheaper at 0.07% per year. On volatility, BBBL has been the lower-risk option at 2.45%. 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 7.90% return vs 4.74%. Past performance does not guarantee future results, so compare this with risk, fees, and fund exposure.
IBGK is cheaper with a 0.07% expense ratio, compared with 0.19% for BBBL.
BBBL has the higher dividend yield at 5.74%, compared with 4.72% for IBGK.
IBGK tracks ICE 2054 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 IBGK and 0.19% for BBBL.
BBBL currently has the higher Sharpe Ratio (1.01 vs 0.51), 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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