IIBAX vs. TLT
IIBAX (Voya Intermediate Bond Fund) and TLT (iShares 20+ Year Treasury Bond ETF) are both funds - IIBAX is a Intermediate Core-Plus Bond fund managed by Voya, while TLT is a Government Bonds fund tracking the ICE U.S. Treasury 20+ Year Bond Index. Over the past 10 years, IIBAX returned 1.74%/yr vs -1.74%/yr for TLT. Their correlation of 0.81 suggests significant overlap in exposure. IIBAX charges 0.69%/yr vs 0.15%/yr for TLT.
Performance
IIBAX vs. TLT - Performance Comparison
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Returns By Period
In the year-to-date period, IIBAX achieves a -0.05% return, which is significantly lower than TLT's 0.51% return. Over the past 10 years, IIBAX has outperformed TLT with an annualized return of 1.74%, while TLT has yielded a comparatively lower -1.74% annualized return.
IIBAX
- 1D
- -0.11%
- 1M
- 0.02%
- YTD
- -0.05%
- 6M
- 0.21%
- 1Y
- 3.74%
- 3Y*
- 4.37%
- 5Y*
- -0.17%
- 10Y*
- 1.74%
TLT
- 1D
- 1.30%
- 1M
- 1.56%
- YTD
- 0.51%
- 6M
- -0.28%
- 1Y
- 4.37%
- 3Y*
- -1.62%
- 5Y*
- -6.49%
- 10Y*
- -1.74%
IIBAX vs. TLT - Yearly Performance Comparison
| 2026 (YTD) | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | |
|---|---|---|---|---|---|---|---|---|---|---|
IIBAX Voya Intermediate Bond Fund | -0.05% | 6.42% | 2.65% | 7.04% | -15.11% | -1.79% | 7.75% | 9.57% | -0.59% | 4.48% |
TLT iShares 20+ Year Treasury Bond ETF | 0.51% | 4.25% | -8.05% | 2.77% | -31.23% | -4.60% | 18.15% | 14.12% | -1.61% | 9.18% |
Correlation
The correlation between IIBAX and TLT 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 | 0.85 |
Correlation (5Y) Calculated over the trailing 5-year period | 0.87 |
Correlation (10Y) Calculated over the trailing 10-year period | 0.84 |
Correlation (All Time) Calculated using the full available price history since Jul 26, 2002 | 0.81 |
The correlation between IIBAX and TLT has been stable across timeframes, ranging from 0.78 to 0.87 - a consistent structural relationship.
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Return for Risk
IIBAX vs. TLT — Risk / Return Rank
IIBAX
TLT
IIBAX vs. TLT - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for Voya Intermediate Bond Fund (IIBAX) and iShares 20+ Year Treasury Bond ETF (TLT). 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.
| IIBAX | TLT | Difference | |
|---|---|---|---|
| Sharpe ratioReturn per unit of total volatility | +0.58 | ||
| Sortino ratioReturn per unit of downside risk | +0.82 | ||
| Omega ratioGain probability vs. loss probability | 1.19 | 1.08 | +0.11 |
| Calmar ratioReturn relative to maximum drawdown | 1.44 | 0.58 | +0.86 |
| Martin ratioReturn relative to average drawdown | 4.12 | 1.40 | +2.72 |
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Drawdowns
IIBAX vs. TLT - Drawdown Comparison
The maximum IIBAX drawdown since its inception was -20.34%, smaller than the maximum TLT drawdown of -48.35%. Use the drawdown chart below to compare losses from any high point for IIBAX and TLT.
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Drawdown Indicators
| IIBAX | TLT | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -20.34% | -48.35% | +28.01% |
Max Drawdown (1Y)Largest decline over 1 year | -3.10% | -7.58% | +4.48% |
Max Drawdown (3Y)Largest decline over 3 years | -6.12% | -19.18% | +13.06% |
Max Drawdown (5Y)Largest decline over 5 years | -20.01% | -43.70% | +23.69% |
Max Drawdown (10Y)Largest decline over 10 years | -20.34% | -48.35% | +28.01% |
Current DrawdownCurrent decline from peak | -2.56% | -39.97% | +37.41% |
Average DrawdownAverage peak-to-trough decline | -2.88% | -13.84% | +10.96% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 1.05% | 3.12% | -2.07% |
Volatility
IIBAX vs. TLT - Volatility Comparison
The current volatility for Voya Intermediate Bond Fund (IIBAX) is 1.53%, while iShares 20+ Year Treasury Bond ETF (TLT) has a volatility of 2.83%. This indicates that IIBAX experiences smaller price fluctuations and is considered to be less risky than TLT based on this measure. The chart below showcases a comparison of their rolling one-month volatility.
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Volatility by Period
| IIBAX | TLT | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 1.53% | 2.83% | -1.30% |
Volatility (6M)Calculated over the trailing 6-month period | 3.14% | 6.65% | -3.51% |
Volatility (1Y)Calculated over the trailing 1-year period | 4.30% | 9.68% | -5.38% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 6.00% | 15.86% | -9.86% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 5.03% | 14.91% | -9.88% |
IIBAX vs. TLT - Expense Ratio Comparison
IIBAX has a 0.69% expense ratio, which is higher than TLT's 0.15% expense ratio.
Dividends
IIBAX vs. TLT - Dividend Comparison
IIBAX's dividend yield for the trailing twelve months is around 3.60%, less than TLT's 4.55% yield.
| Position | TTM | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | 2016 | 2015 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
IIBAX Voya Intermediate Bond Fund | 3.60% | 3.43% | 4.50% | 4.05% | 1.98% | 2.03% | 4.69% | 3.23% | 2.93% | 2.88% | 2.96% | 2.45% |
TLT iShares 20+ Year Treasury Bond ETF | 4.55% | 4.43% | 4.30% | 3.38% | 2.67% | 1.50% | 1.50% | 2.27% | 2.63% | 2.43% | 2.60% | 2.61% |
Frequently Asked Questions
IIBAX and TLT 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.
TLT has higher volatility (2.83%) compared to IIBAX (1.53%). In terms of maximum drawdown, IIBAX dropped -20.34% vs TLT's -48.35%.
IIBAX currently has the higher Sharpe Ratio (1.04 vs 0.45), 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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