IBIE vs. RINF
IBIE (iShares iBonds Oct 2028 Term TIPS ETF) and RINF (ProShares Inflation Expectations ETF) are both Inflation-Protected Bonds funds - IBIE tracks the ICE 2028 Maturity US Inflation-Linked Treasury Index while RINF tracks the FTSE 30-Year TIPS (Treasury Rate-Hedged) Index. Both are passively managed. Over the past year, IBIE returned 3.00% vs 4.58% for RINF. Their -0.14 correlation means they have often moved in opposite directions in the past. IBIE charges 0.10%/yr vs 0.30%/yr for RINF.
Performance
IBIE vs. RINF - Performance Comparison
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Returns By Period
In the year-to-date period, IBIE achieves a 1.87% return, which is significantly lower than RINF's 3.08% return.
IBIE
- 1D
- -0.03%
- 1M
- 0.26%
- 6M
- 1.43%
- YTD
- 1.87%
- 1Y
- 3.00%
- 3Y*
- —
- 5Y*
- —
- 10Y*
- —
- ALL TIME*
- 5.30%
RINF
- 1D
- -0.09%
- 1M
- 1.37%
- 6M
- 2.73%
- YTD
- 3.08%
- 1Y
- 4.58%
- 3Y*
- 3.55%
- 5Y*
- 6.04%
- 10Y*
- 4.71%
- ALL TIME*
- 1.01%
Liquidity Comparison
| Position | Avg. Volume Value (2W) | Avg. Volume Value (1M) | Avg. Volume Value (3M) |
|---|---|---|---|
| $740.01K | $732.57K | $770.84K | |
| $103.67K | $116.51K | $133.64K |
IBIE vs. RINF - Yearly Performance Comparison
| 2026 (YTD) | 2025 | 2024 | 2023 | |
|---|---|---|---|---|
IBIE iShares iBonds Oct 2028 Term TIPS ETF | 1.87% | 6.46% | 3.95% | 2.93% |
RINF ProShares Inflation Expectations ETF | 3.08% | 1.64% | 9.79% | -4.07% |
Correlation
The correlation between IBIE and RINF is 0.05, meaning there was essentially no consistent relationship between their historical price movements. Each responded to its own set of market drivers.
| Correlation | |
|---|---|
Correlation (1Y) Focuses on recent behavior, but can change the most. | 0.05 |
Correlation (All Time) Calculated using the full available price history since Sep 15, 2023 | -0.14 |
The correlation between IBIE and RINF shifts across timeframes, from -0.14 (all time) to 0.05 (1 year), reflecting how their relationship changes across market environments.
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Return for Risk
IBIE vs. RINF — Risk / Return Rank
IBIE
RINF
IBIE vs. RINF - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for iShares iBonds Oct 2028 Term TIPS ETF (IBIE) and ProShares Inflation Expectations ETF (RINF). 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.
| IBIE | RINF | Difference | |
|---|---|---|---|
| Sharpe ratioReturn per unit of total volatility | +0.95 | ||
| Sortino ratioReturn per unit of downside risk | +1.71 | ||
| Omega ratioGain probability vs. loss probability | 1.42 | 1.19 | +0.23 |
| Calmar ratioReturn relative to maximum drawdown | 4.19 | 2.01 | +2.19 |
| Martin ratioReturn relative to average drawdown | 12.84 | 4.97 | +7.86 |
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Drawdowns
IBIE vs. RINF - Drawdown Comparison
The maximum IBIE drawdown since its inception was -1.70%, smaller than the maximum RINF drawdown of -43.51%. Use the drawdown chart below to compare losses from any high point for IBIE and RINF.
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Drawdown Indicators
| IBIE | RINF | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -1.70% | -43.51% | +41.81% |
Max Drawdown (1Y)Largest decline over 1 year | -0.72% | -2.29% | +1.57% |
Max Drawdown (3Y)Largest decline over 3 years | — | -9.62% | — |
Max Drawdown (5Y)Largest decline over 5 years | — | -13.58% | — |
Max Drawdown (10Y)Largest decline over 10 years | — | -29.18% | — |
Current DrawdownCurrent decline from peak | -0.23% | -0.09% | -0.14% |
Average DrawdownAverage peak-to-trough decline | -0.38% | -16.28% | +15.90% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 0.23% | 0.92% | -0.69% |
Volatility
IBIE vs. RINF - Volatility Comparison
The current volatility for iShares iBonds Oct 2028 Term TIPS ETF (IBIE) is 0.30%, while ProShares Inflation Expectations ETF (RINF) has a volatility of 1.47%. This indicates that IBIE experiences smaller price fluctuations and is considered to be less risky than RINF based on this measure. The chart below showcases a comparison of their rolling one-month volatility.
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Volatility by Period
| IBIE | RINF | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 0.30% | 1.47% | -1.17% |
Volatility (6M)Calculated over the trailing 6-month period | 1.07% | 3.13% | -2.06% |
Volatility (1Y)Calculated over the trailing 1-year period | 1.47% | 4.21% | -2.74% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 2.80% | 12.50% | -9.70% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 2.80% | 12.54% | -9.74% |
IBIE vs. RINF - Expense Ratio Comparison
IBIE has a 0.10% expense ratio, which is lower than RINF's 0.30% expense ratio.
Dividends
IBIE vs. RINF - Dividend Comparison
IBIE's dividend yield for the trailing twelve months is around 4.96%, more than RINF's 3.64% yield.
| Position | TTM | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | 2016 | 2015 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
IBIE iShares iBonds Oct 2028 Term TIPS ETF | 4.96% | 4.09% | 4.23% | 0.75% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% |
RINF ProShares Inflation Expectations ETF | 3.64% | 3.89% | 4.68% | 5.07% | 1.15% | 2.76% | 0.82% | 1.90% | 2.47% | 2.99% | 1.09% | 1.83% |
Frequently Asked Questions
IBIE and RINF have a correlation of 0.05, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.
RINF has higher volatility (1.47%) compared to IBIE (0.30%). In terms of maximum drawdown, IBIE dropped -1.70% vs RINF's -43.51%.
On 1-year performance, RINF leads with 4.58% vs 3.00% for IBIE. On fees, IBIE is cheaper at 0.10% per year. On volatility, IBIE has been the lower-risk option at 0.30%. The better choice depends on whether you care most about return, fees, risk, or income.
Over the 1-year period, RINF has performed better with a 4.58% return vs 3.00%. Past performance does not guarantee future results, so compare this with risk, fees, and fund exposure.
IBIE is cheaper with a 0.10% expense ratio, compared with 0.30% for RINF.
IBIE has the higher dividend yield at 4.96%, compared with 3.64% for RINF.
IBIE tracks ICE 2028 Maturity US Inflation-Linked Treasury Index, while RINF tracks FTSE 30-Year TIPS (Treasury Rate-Hedged) Index. They also come from different issuers: iShares and ProShares. Their fees differ too: 0.10% for IBIE and 0.30% for RINF.
IBIE currently has the higher Sharpe Ratio (2.05 vs 1.09), 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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