IBGK vs. LIBD
IBGK (iShares iBonds Dec 2054 Term Treasury ETF) and LIBD (LifeX 2065 Inflation-Protected Longevity Income ETF) are both exchange-traded funds - IBGK is a Long-Term Bond fund tracking the ICE 2054 Maturity US Treasury Index, while LIBD is a Inflation-Protected Bonds fund actively managed by Stone Ridge. IBGK is passively managed, while LIBD is actively managed. Over the past year, IBGK returned 4.74% vs 3.91% for LIBD. Their correlation of 0.93 suggests significant overlap in exposure. IBGK charges 0.07%/yr vs 0.25%/yr for LIBD.
Performance
IBGK vs. LIBD - 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 LIBD's 0.48% return.
IBGK
- 1D
- -0.34%
- 1M
- 0.75%
- YTD
- -0.36%
- 6M
- -1.89%
- 1Y
- 4.74%
- 3Y*
- —
- 5Y*
- —
- 10Y*
- —
LIBD
- 1D
- -0.40%
- 1M
- 0.93%
- YTD
- 0.48%
- 6M
- -1.01%
- 1Y
- 3.91%
- 3Y*
- —
- 5Y*
- —
- 10Y*
- —
IBGK vs. LIBD - Yearly Performance Comparison
| 2026 (YTD) | 2025 | |
|---|---|---|
IBGK iShares iBonds Dec 2054 Term Treasury ETF | -0.36% | 4.49% |
LIBD LifeX 2065 Inflation-Protected Longevity Income ETF | 0.48% | 3.37% |
Correlation
The correlation between IBGK and LIBD 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 (All Time) Calculated using the full available price history since Jan 7, 2025 | 0.93 |
The correlation between IBGK and LIBD has been stable across timeframes, ranging from 0.93 to 0.94 - a consistent structural relationship.
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Return for Risk
IBGK vs. LIBD — Risk / Return Rank
IBGK
LIBD
IBGK vs. LIBD - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for iShares iBonds Dec 2054 Term Treasury ETF (IBGK) and LifeX 2065 Inflation-Protected Longevity Income ETF (LIBD). 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 | LIBD | 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 | 1.09 | 1.08 | +0.01 |
| Calmar ratioReturn relative to maximum drawdown | 0.65 | 0.63 | +0.02 |
| Martin ratioReturn relative to average drawdown | 1.63 | 1.36 | +0.27 |
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 | LIBD | Difference | |
|---|---|---|---|
Sharpe Ratio (1Y)Calculated over the trailing 1-year period | 0.51 | 0.49 | +0.02 |
Sharpe Ratio (All Time)Calculated using the full available price history | 0.02 | 0.29 | -0.27 |
Drawdowns
IBGK vs. LIBD - Drawdown Comparison
The maximum IBGK drawdown since its inception was -14.62%, which is greater than LIBD's maximum drawdown of -7.31%. Use the drawdown chart below to compare losses from any high point for IBGK and LIBD.
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Drawdown Indicators
| IBGK | LIBD | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -14.62% | -7.31% | -7.31% |
Max Drawdown (1Y)Largest decline over 1 year | -7.29% | -6.19% | -1.10% |
Current DrawdownCurrent decline from peak | -9.19% | -3.69% | -5.50% |
Average DrawdownAverage peak-to-trough decline | -8.06% | -3.20% | -4.86% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 2.92% | 2.89% | +0.03% |
Volatility
IBGK vs. LIBD - Volatility Comparison
iShares iBonds Dec 2054 Term Treasury ETF (IBGK) has a higher volatility of 2.70% compared to LifeX 2065 Inflation-Protected Longevity Income ETF (LIBD) at 2.14%. This indicates that IBGK's price experiences larger fluctuations and is considered to be riskier than LIBD based on this measure. The chart below showcases a comparison of their rolling one-month volatility.
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Volatility by Period
| IBGK | LIBD | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 2.70% | 2.14% | +0.56% |
Volatility (6M)Calculated over the trailing 6-month period | 6.20% | 5.64% | +0.56% |
Volatility (1Y)Calculated over the trailing 1-year period | 9.36% | 8.08% | +1.28% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 11.81% | 9.64% | +2.17% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 11.81% | 9.64% | +2.17% |
IBGK vs. LIBD - Expense Ratio Comparison
IBGK has a 0.07% expense ratio, which is lower than LIBD's 0.25% 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. LIBD - Dividend Comparison
IBGK's dividend yield for the trailing twelve months is around 4.72%, less than LIBD's 11.50% yield.
| Position | TTM | 2025 | 2024 |
|---|---|---|---|
IBGK iShares iBonds Dec 2054 Term Treasury ETF | 4.72% | 4.59% | 3.15% |
LIBD LifeX 2065 Inflation-Protected Longevity Income ETF | 11.50% | 13.52% | 0.00% |
Frequently Asked Questions
With a correlation of 0.94, IBGK and LIBD 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 LIBD (2.14%). In terms of maximum drawdown, IBGK dropped -14.62% vs LIBD's -7.31%.
On 1-year performance, IBGK leads with 4.74% vs 3.91% for LIBD. On fees, IBGK is cheaper at 0.07% per year. On volatility, LIBD has been the lower-risk option at 2.14%. The better choice depends on whether you care most about return, fees, risk, or income.
Over the 1-year period, IBGK has performed better with a 4.74% return vs 3.91%. 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 0.25% for LIBD.
LIBD has the higher dividend yield at 11.50%, compared with 4.72% for IBGK.
IBGK is categorized as Long-Term Bond, while LIBD is Inflation-Protected Bonds. They also come from different issuers: iShares and Stone Ridge. Their fees differ too: 0.07% for IBGK and 0.25% for LIBD.
IBGK currently has the higher Sharpe Ratio (0.51 vs 0.49), 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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