ILTB vs. VCLT
ILTB (iShares Core 10+ Year USD Bond ETF) and VCLT (Vanguard Long-Term Corporate Bond ETF) are both exchange-traded funds - ILTB is a Long-Term Bond fund tracking the Bloomberg U.S. Universal 10+ Year Index (USD), while VCLT is a Corporate Bonds fund tracking the Bloomberg U.S. 10+ Year Corporate Bond Index. Both are passively managed. Over the past 10 years, ILTB returned 1.30%/yr vs 2.27%/yr for VCLT. Their correlation of 0.84 suggests significant overlap in exposure. ILTB charges 0.06%/yr vs 0.03%/yr for VCLT.
Performance
ILTB vs. VCLT - Performance Comparison
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Returns By Period
In the year-to-date period, ILTB achieves a 1.14% return, which is significantly lower than VCLT's 1.53% return. Over the past 10 years, ILTB has underperformed VCLT with an annualized return of 1.30%, while VCLT has yielded a comparatively higher 2.27% annualized return.
ILTB
- 1D
- 0.34%
- 1M
- 2.86%
- YTD
- 1.14%
- 6M
- 1.09%
- 1Y
- 7.33%
- 3Y*
- 2.83%
- 5Y*
- -3.11%
- 10Y*
- 1.30%
VCLT
- 1D
- 0.19%
- 1M
- 2.49%
- YTD
- 1.53%
- 6M
- 1.51%
- 1Y
- 7.45%
- 3Y*
- 4.17%
- 5Y*
- -2.12%
- 10Y*
- 2.27%
ILTB vs. VCLT - Yearly Performance Comparison
| 2026 (YTD) | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | |
|---|---|---|---|---|---|---|---|---|---|---|
ILTB iShares Core 10+ Year USD Bond ETF | 1.14% | 7.22% | -3.00% | 8.04% | -26.62% | -2.67% | 16.10% | 19.61% | -5.10% | 11.24% |
VCLT Vanguard Long-Term Corporate Bond ETF | 1.53% | 7.18% | -1.90% | 11.17% | -25.50% | -1.73% | 13.27% | 23.89% | -7.04% | 11.70% |
Correlation
The correlation between ILTB and VCLT is 0.97 - these two move nearly in lockstep. At this level, holding both provides almost no diversification benefit. If you already own one, adding the other does little to reduce portfolio risk.
| Correlation | |
|---|---|
Correlation (1Y) Calculated over the trailing 1-year period | 0.97 |
Correlation (3Y) Calculated over the trailing 3-year period | 0.98 |
Correlation (5Y) Calculated over the trailing 5-year period | 0.97 |
Correlation (10Y) Calculated over the trailing 10-year period | 0.93 |
Correlation (All Time) Calculated using the full available price history since Dec 9, 2009 | 0.84 |
The correlation between ILTB and VCLT shifts across timeframes, from 0.84 (all time) to 0.98 (3 years), reflecting how their relationship changes across market environments.
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Return for Risk
ILTB vs. VCLT — Risk / Return Rank
ILTB
VCLT
ILTB vs. VCLT - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for iShares Core 10+ Year USD Bond ETF (ILTB) and Vanguard Long-Term Corporate Bond ETF (VCLT). 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.
| ILTB | VCLT | Difference | |
|---|---|---|---|
| Sharpe ratioReturn per unit of total volatility | 0.00 | ||
| Sortino ratioReturn per unit of downside risk | 0.00 | ||
| Omega ratioGain probability vs. loss probability | 1.16 | 1.17 | -0.01 |
| Calmar ratioReturn relative to maximum drawdown | 1.36 | 1.42 | -0.07 |
| Martin ratioReturn relative to average drawdown | 3.37 | 3.46 | -0.09 |
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Drawdowns
ILTB vs. VCLT - Drawdown Comparison
The maximum ILTB drawdown since its inception was -36.88%, which is greater than VCLT's maximum drawdown of -34.31%. Use the drawdown chart below to compare losses from any high point for ILTB and VCLT.
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Drawdown Indicators
| ILTB | VCLT | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -36.88% | -34.31% | -2.57% |
Max Drawdown (1Y)Largest decline over 1 year | -5.42% | -5.25% | -0.17% |
Max Drawdown (3Y)Largest decline over 3 years | -14.60% | -13.03% | -1.57% |
Max Drawdown (5Y)Largest decline over 5 years | -35.22% | -34.31% | -0.91% |
Max Drawdown (10Y)Largest decline over 10 years | -36.88% | -34.31% | -2.57% |
Current DrawdownCurrent decline from peak | -20.62% | -13.90% | -6.72% |
Average DrawdownAverage peak-to-trough decline | -9.94% | -8.17% | -1.77% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 2.18% | 2.16% | +0.02% |
Volatility
ILTB vs. VCLT - Volatility Comparison
iShares Core 10+ Year USD Bond ETF (ILTB) and Vanguard Long-Term Corporate Bond ETF (VCLT) have volatilities of 2.16% and 2.24%, respectively, indicating that both stocks experience similar levels of price fluctuations. This suggests that the risk associated with both stocks, as measured by volatility, is nearly the same. The chart below showcases a comparison of their rolling one-month volatility.
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Volatility by Period
| ILTB | VCLT | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 2.16% | 2.24% | -0.08% |
Volatility (6M)Calculated over the trailing 6-month period | 5.66% | 5.82% | -0.16% |
Volatility (1Y)Calculated over the trailing 1-year period | 7.75% | 7.84% | -0.09% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 12.64% | 12.78% | -0.14% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 11.57% | 12.85% | -1.28% |
ILTB vs. VCLT - Expense Ratio Comparison
ILTB has a 0.06% expense ratio, which is higher than VCLT's 0.03% 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
ILTB vs. VCLT - Dividend Comparison
ILTB's dividend yield for the trailing twelve months is around 4.92%, less than VCLT's 5.52% yield.
| Position | TTM | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | 2016 | 2015 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
ILTB iShares Core 10+ Year USD Bond ETF | 4.92% | 4.83% | 4.91% | 4.38% | 4.31% | 3.04% | 3.32% | 3.45% | 4.13% | 3.97% | 3.99% | 4.20% |
VCLT Vanguard Long-Term Corporate Bond ETF | 5.52% | 5.51% | 5.19% | 4.67% | 4.44% | 3.07% | 3.16% | 3.81% | 4.55% | 4.01% | 4.33% | 4.68% |
Frequently Asked Questions
With a correlation of 0.97, ILTB and VCLT 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.
VCLT has higher volatility (2.24%) compared to ILTB (2.16%). In terms of maximum drawdown, ILTB dropped -36.88% vs VCLT's -34.31%.
On 10-year performance, VCLT leads with 2.27% vs 1.30% for ILTB. On fees, VCLT is cheaper at 0.03% per year. Their volatility is very similar. The better choice depends on whether you care most about return, fees, risk, or income.
Over the 10-year period, VCLT has performed better with a 2.27% return vs 1.30%. Past performance does not guarantee future results, so compare this with risk, fees, and fund exposure.
VCLT is cheaper with a 0.03% expense ratio, compared with 0.06% for ILTB.
VCLT has the higher dividend yield at 5.52%, compared with 4.92% for ILTB.
ILTB is categorized as Long-Term Bond, while VCLT is Corporate Bonds. ILTB tracks Bloomberg U.S. Universal 10+ Year Index (USD), while VCLT tracks Bloomberg U.S. 10+ Year Corporate Bond Index. They also come from different issuers: iShares and Vanguard. Their fees differ too: 0.06% for ILTB and 0.03% for VCLT.
VCLT currently has the higher Sharpe Ratio (0.95 vs 0.95), 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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