IBRIX vs. TRBFX
IBRIX (VY BlackRock Inflation Protected Bond Portfolio) and TRBFX (T. Rowe Price Limited Duration Inflation Focused Bond Fund) are both Inflation-Protected Bonds funds. Over the past 10 years, IBRIX returned 2.34%/yr vs 2.85%/yr for TRBFX. Their 0.67 correlation means they have sometimes moved together and sometimes differently. IBRIX charges 0.58%/yr vs 0.41%/yr for TRBFX.
Performance
IBRIX vs. TRBFX - Performance Comparison
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Returns By Period
In the year-to-date period, IBRIX achieves a 1.47% return, which is significantly higher than TRBFX's 1.30% return. Over the past 10 years, IBRIX has underperformed TRBFX with an annualized return of 2.34%, while TRBFX has yielded a comparatively higher 2.85% annualized return.
IBRIX
- 1D
- 0.00%
- 1M
- -0.54%
- 6M
- 0.69%
- YTD
- 1.47%
- 1Y
- 2.77%
- 3Y*
- 3.74%
- 5Y*
- 0.30%
- 10Y*
- 2.34%
- ALL TIME*
- 2.89%
TRBFX
- 1D
- 0.00%
- 1M
- 0.00%
- 6M
- 0.77%
- YTD
- 1.30%
- 1Y
- 2.57%
- 3Y*
- 4.84%
- 5Y*
- 2.15%
- 10Y*
- 2.85%
- ALL TIME*
- 2.75%
Liquidity Comparison
| Position | Avg. Volume Value (2W) | Avg. Volume Value (1M) | Avg. Volume Value (3M) |
|---|---|---|---|
| $0.00 | $0.00 | $0.00 | |
| $0.00 | $0.00 | $0.00 |
IBRIX vs. TRBFX - Yearly Performance Comparison
| 2026 (YTD) | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | |
|---|---|---|---|---|---|---|---|---|---|---|
IBRIX VY BlackRock Inflation Protected Bond Portfolio | 1.47% | 6.11% | 2.09% | 4.30% | -12.63% | 5.25% | 11.04% | 8.32% | -1.75% | 2.71% |
TRBFX T. Rowe Price Limited Duration Inflation Focused Bond Fund | 1.30% | 6.34% | 4.75% | 3.01% | -5.19% | 5.77% | 5.65% | 6.53% | 0.28% | 0.80% |
Correlation
The correlation between IBRIX and TRBFX is 0.52, which is moderate. They have sometimes moved together and sometimes differently, sharing some price drivers without tracking each other closely.
| Correlation | |
|---|---|
Correlation (1Y) Focuses on recent behavior, but can change the most. | 0.52 |
Correlation (3Y) Balances recent behavior with more history. | 0.63 |
Correlation (5Y) Shows whether the relationship held over a longer period. | 0.71 |
Correlation (10Y) Provides a long-term view across more market conditions. | 0.67 |
Correlation (All Time) Calculated using the full available price history since Oct 6, 2015 | 0.67 |
The correlation between IBRIX and TRBFX shifts across timeframes, from 0.52 (1 year) to 0.71 (5 years), reflecting how their relationship changes across market environments.
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Return for Risk
IBRIX vs. TRBFX — Risk / Return Rank
IBRIX
TRBFX
IBRIX vs. TRBFX - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for VY BlackRock Inflation Protected Bond Portfolio (IBRIX) and T. Rowe Price Limited Duration Inflation Focused Bond Fund (TRBFX). 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.
| IBRIX | TRBFX | Difference | |
|---|---|---|---|
| Sharpe ratioReturn per unit of total volatility | -0.22 | ||
| Sortino ratioReturn per unit of downside risk | -0.28 | ||
| Omega ratioGain probability vs. loss probability | 1.13 | 1.23 | -0.10 |
| Calmar ratioReturn relative to maximum drawdown | 0.61 | 0.86 | -0.25 |
| Martin ratioReturn relative to average drawdown | 3.24 | 1.61 | +1.63 |
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Drawdowns
IBRIX vs. TRBFX - Drawdown Comparison
The maximum IBRIX drawdown since its inception was -15.82%, which is greater than TRBFX's maximum drawdown of -7.33%. Use the drawdown chart below to compare losses from any high point for IBRIX and TRBFX.
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Drawdown Indicators
| IBRIX | TRBFX | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -15.82% | -7.33% | -8.49% |
Max Drawdown (1Y)Largest decline over 1 year | -4.81% | -3.48% | -1.33% |
Max Drawdown (3Y)Largest decline over 3 years | -4.94% | -3.51% | -1.43% |
Max Drawdown (5Y)Largest decline over 5 years | -15.82% | -7.33% | -8.49% |
Max Drawdown (10Y)Largest decline over 10 years | -15.82% | -7.33% | -8.49% |
Current DrawdownCurrent decline from peak | -1.04% | -1.80% | +0.76% |
Average DrawdownAverage peak-to-trough decline | -4.09% | -1.43% | -2.66% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 0.88% | 1.83% | -0.95% |
Volatility
IBRIX vs. TRBFX - Volatility Comparison
VY BlackRock Inflation Protected Bond Portfolio (IBRIX) has a higher volatility of 0.80% compared to T. Rowe Price Limited Duration Inflation Focused Bond Fund (TRBFX) at 0.61%. This indicates that IBRIX's price experiences larger fluctuations and is considered to be riskier than TRBFX based on this measure. The chart below showcases a comparison of their rolling one-month volatility.
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Volatility by Period
| IBRIX | TRBFX | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 0.80% | 0.61% | +0.19% |
Volatility (6M)Calculated over the trailing 6-month period | 7.37% | 1.85% | +5.52% |
Volatility (1Y)Calculated over the trailing 1-year period | 8.05% | 5.11% | +2.94% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 7.07% | 5.16% | +1.91% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 5.93% | 4.02% | +1.91% |
IBRIX vs. TRBFX - Expense Ratio Comparison
IBRIX has a 0.58% expense ratio, which is higher than TRBFX's 0.41% expense ratio.
Dividends
IBRIX vs. TRBFX - Dividend Comparison
IBRIX's dividend yield for the trailing twelve months is around 3.55%, less than TRBFX's 4.67% yield.
| Position | TTM | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | 2016 | 2015 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
IBRIX VY BlackRock Inflation Protected Bond Portfolio | 3.55% | 3.31% | 3.87% | 3.55% | 4.96% | 2.68% | 1.70% | 2.38% | 2.51% | 1.52% | 0.00% | 1.41% |
TRBFX T. Rowe Price Limited Duration Inflation Focused Bond Fund | 4.67% | 4.95% | 4.62% | 3.64% | 6.11% | 4.99% | 1.38% | 3.27% | 2.34% | 1.61% | 1.10% | 0.00% |
Frequently Asked Questions
IBRIX and TRBFX have a correlation of 0.52, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.
IBRIX has higher volatility (0.80%) compared to TRBFX (0.61%). In terms of maximum drawdown, IBRIX dropped -15.82% vs TRBFX's -7.33%.
TRBFX currently has the higher Sharpe Ratio (0.59 vs 0.37), 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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