BYLD vs. IMTB
BYLD (iShares Yield Optimized Bond ETF) and IMTB (iShares Core 5-10 Year USD Bond ETF) are both Intermediate Core-Plus Bond funds from iShares - BYLD tracks the Morningstar U.S. Bond Market Yield-Optimized Index while IMTB tracks the Bloomberg U.S. Universal 5-10 Years Index. Both are passively managed. Over the past 5 years, BYLD returned 2.32%/yr vs 0.61%/yr for IMTB. A 0.70 correlation means they provide meaningful diversification when combined. BYLD charges 0.17%/yr vs 0.06%/yr for IMTB.
Performance
BYLD vs. IMTB - Performance Comparison
Loading charts...
Returns By Period
In the year-to-date period, BYLD achieves a 1.41% return, which is significantly higher than IMTB's 0.28% return.
BYLD
- 1D
- 0.08%
- 1M
- 0.49%
- YTD
- 1.41%
- 6M
- 1.62%
- 1Y
- 7.32%
- 3Y*
- 6.56%
- 5Y*
- 2.32%
- 10Y*
- 3.03%
IMTB
- 1D
- 0.08%
- 1M
- 0.01%
- YTD
- 0.28%
- 6M
- 0.54%
- 1Y
- 6.33%
- 3Y*
- 4.86%
- 5Y*
- 0.61%
- 10Y*
- —
BYLD vs. IMTB - Yearly Performance Comparison
| 2026 (YTD) | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | |
|---|---|---|---|---|---|---|---|---|---|---|
BYLD iShares Yield Optimized Bond ETF | 1.41% | 8.41% | 4.17% | 8.30% | -10.33% | -1.25% | 4.25% | 12.79% | -1.50% | 4.75% |
IMTB iShares Core 5-10 Year USD Bond ETF | 0.28% | 8.88% | 1.94% | 6.10% | -12.75% | -1.41% | 6.25% | 8.62% | -0.45% | 4.88% |
Correlation
The correlation between BYLD and IMTB is 0.78, which is moderate. They share some common price drivers but move independently often enough to provide real diversification benefit when combined.
| Correlation | |
|---|---|
Correlation (1Y) Calculated over the trailing 1-year period | 0.78 |
Correlation (3Y) Calculated over the trailing 3-year period | 0.83 |
Correlation (5Y) Calculated over the trailing 5-year period | 0.83 |
Correlation (All Time) Calculated using the full available price history since Nov 8, 2016 | 0.70 |
The correlation between BYLD and IMTB shifts across timeframes, from 0.70 (all time) to 0.83 (3 years), reflecting how their relationship changes across market environments.
Compare stocks, funds, or ETFs
Search for stocks, ETFs, and funds for a quick comparison or use the comparison tool for more options.
Return for Risk
BYLD vs. IMTB — Risk / Return Rank
BYLD
IMTB
BYLD vs. IMTB - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for iShares Yield Optimized Bond ETF (BYLD) and iShares Core 5-10 Year USD Bond ETF (IMTB). 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.
| BYLD | IMTB | Difference | |
|---|---|---|---|
Sharpe ratioReturn per unit of total volatility | 1.93 | 1.58 | +0.35 |
Sortino ratioReturn per unit of downside risk | 2.88 | 2.40 | +0.48 |
Omega ratioGain probability vs. loss probability | 1.36 | 1.28 | +0.08 |
Calmar ratioReturn relative to maximum drawdown | 2.64 | 2.14 | +0.50 |
Martin ratioReturn relative to average drawdown | 10.73 | 6.69 | +4.04 |
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month. | |||
Loading charts...
Sharpe Ratios by Period
| BYLD | IMTB | Difference | |
|---|---|---|---|
Sharpe Ratio (1Y)Calculated over the trailing 1-year period | 1.93 | 1.58 | +0.35 |
Sharpe Ratio (5Y)Calculated over the trailing 5-year period | 0.45 | 0.10 | +0.35 |
Sharpe Ratio (10Y)Calculated over the trailing 10-year period | 0.56 | — | — |
Sharpe Ratio (All Time)Calculated using the full available price history | 0.57 | 0.37 | +0.20 |
Drawdowns
BYLD vs. IMTB - Drawdown Comparison
The maximum BYLD drawdown since its inception was -14.75%, smaller than the maximum IMTB drawdown of -18.15%. Use the drawdown chart below to compare losses from any high point for BYLD and IMTB.
Loading charts...
Drawdown Indicators
| BYLD | IMTB | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -14.75% | -18.15% | +3.40% |
Max Drawdown (1Y)Largest decline over 1 year | -2.71% | -2.86% | +0.15% |
Max Drawdown (3Y)Largest decline over 3 years | -3.94% | -6.80% | +2.86% |
Max Drawdown (5Y)Largest decline over 5 years | -14.65% | -18.11% | +3.46% |
Max Drawdown (10Y)Largest decline over 10 years | -14.75% | — | — |
Current DrawdownCurrent decline from peak | -0.16% | -1.44% | +1.28% |
Average DrawdownAverage peak-to-trough decline | -2.51% | -4.13% | +1.62% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 0.67% | 0.91% | -0.24% |
Volatility
BYLD vs. IMTB - Volatility Comparison
iShares Yield Optimized Bond ETF (BYLD) and iShares Core 5-10 Year USD Bond ETF (IMTB) have volatilities of 1.44% and 1.43%, 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.
Loading charts...
Volatility by Period
| BYLD | IMTB | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 1.44% | 1.43% | +0.01% |
Volatility (6M)Calculated over the trailing 6-month period | 2.96% | 3.02% | -0.06% |
Volatility (1Y)Calculated over the trailing 1-year period | 3.82% | 4.04% | -0.22% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 5.20% | 6.28% | -1.08% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 5.43% | 5.18% | +0.25% |
BYLD vs. IMTB - Expense Ratio Comparison
BYLD has a 0.17% expense ratio, which is higher than IMTB'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
BYLD vs. IMTB - Dividend Comparison
BYLD's dividend yield for the trailing twelve months is around 5.80%, more than IMTB's 4.51% yield.
| Position | TTM | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | 2016 | 2015 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
BYLD iShares Yield Optimized Bond ETF | 5.35% | 5.32% | 5.31% | 4.45% | 3.39% | 2.18% | 3.41% | 3.67% | 4.22% | 3.22% | 3.14% | 3.37% |
IMTB iShares Core 5-10 Year USD Bond ETF | 4.51% | 4.40% | 4.42% | 4.13% | 2.90% | 2.49% | 2.63% | 2.91% | 3.04% | 2.75% | 0.40% | 0.00% |
Frequently Asked Questions
BYLD and IMTB have a correlation of 0.78, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.
BYLD has higher volatility (1.44%) compared to IMTB (1.43%). In terms of maximum drawdown, BYLD dropped -14.75% vs IMTB's -18.15%.
On 5-year performance, BYLD leads with 2.32% vs 0.61% for IMTB. On fees, IMTB 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 5-year period, BYLD has performed better with a 2.32% return vs 0.61%. Past performance does not guarantee future results, so compare this with risk, fees, and fund exposure.
IMTB is cheaper with a 0.06% expense ratio, compared with 0.17% for BYLD.
BYLD has the higher dividend yield at 5.80%, compared with 4.51% for IMTB.
BYLD tracks Morningstar U.S. Bond Market Yield-Optimized Index, while IMTB tracks Bloomberg U.S. Universal 5-10 Years Index. Their fees differ too: 0.17% for BYLD and 0.06% for IMTB.
BYLD currently has the higher Sharpe Ratio (1.93 vs 1.58), 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.
Find the right allocation for BYLD and IMTB
Add both to a portfolio and optimize allocations for your target — whether that's maximizing returns, minimizing drawdowns, or balancing risk across holdings.
Open Portfolio Optimizer