TDTT vs. RINF
TDTT (FlexShares iBoxx 3-Year Target Duration TIPS Index Fund) and RINF (ProShares Inflation Expectations ETF) are both Inflation-Protected Bonds funds - TDTT tracks the iBoxx 3-Year Target Duration TIPS while RINF tracks the FTSE 30-Year TIPS (Treasury Rate-Hedged) Index. Both are passively managed. Over the past 10 years, TDTT returned 3.04%/yr vs 4.71%/yr for RINF. Their 0.12 correlation means their historical movements had little consistent relationship. TDTT charges 0.18%/yr vs 0.30%/yr for RINF.
Performance
TDTT vs. RINF - Performance Comparison
Loading charts...
Returns By Period
In the year-to-date period, TDTT achieves a 1.36% return, which is significantly lower than RINF's 3.08% return. Over the past 10 years, TDTT has underperformed RINF with an annualized return of 3.04%, while RINF has yielded a comparatively higher 4.71% annualized return.
TDTT
- 1D
- -0.07%
- 1M
- 0.10%
- 6M
- 1.06%
- YTD
- 1.36%
- 1Y
- 2.49%
- 3Y*
- 4.78%
- 5Y*
- 2.53%
- 10Y*
- 3.04%
- ALL TIME*
- 2.20%
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) |
|---|---|---|---|
| $103.67K | $116.51K | $133.64K | |
| $4.63M | $4.98M | $5.09M |
TDTT vs. RINF - Yearly Performance Comparison
| 2026 (YTD) | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | |
|---|---|---|---|---|---|---|---|---|---|---|
TDTT FlexShares iBoxx 3-Year Target Duration TIPS Index Fund | 1.36% | 6.67% | 3.96% | 4.40% | -4.58% | 5.49% | 6.84% | 5.74% | 0.25% | 0.43% |
RINF ProShares Inflation Expectations ETF | 3.08% | 1.64% | 9.79% | 0.21% | 8.77% | 16.20% | 1.98% | 1.82% | -0.79% | -1.70% |
Correlation
The correlation between TDTT and RINF is -0.02, 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. | -0.02 |
Correlation (3Y) Balances recent behavior with more history. | -0.12 |
Correlation (5Y) Shows whether the relationship held over a longer period. | 0.06 |
Correlation (10Y) Provides a long-term view across more market conditions. | 0.14 |
Correlation (All Time) Calculated using the full available price history since Jan 12, 2012 | 0.12 |
The correlation between TDTT and RINF shifts across timeframes, from -0.12 (3 years) to 0.14 (10 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
TDTT vs. RINF — Risk / Return Rank
TDTT
RINF
TDTT vs. RINF - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for FlexShares iBoxx 3-Year Target Duration TIPS Index Fund (TDTT) 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.
| TDTT | RINF | Difference | |
|---|---|---|---|
| Sharpe ratioReturn per unit of total volatility | +0.27 | ||
| Sortino ratioReturn per unit of downside risk | +0.39 | ||
| Omega ratioGain probability vs. loss probability | 1.26 | 1.19 | +0.07 |
| Calmar ratioReturn relative to maximum drawdown | 2.58 | 2.01 | +0.57 |
| Martin ratioReturn relative to average drawdown | 6.86 | 4.97 | +1.89 |
Loading charts...
Drawdowns
TDTT vs. RINF - Drawdown Comparison
The maximum TDTT drawdown since its inception was -6.97%, smaller than the maximum RINF drawdown of -43.51%. Use the drawdown chart below to compare losses from any high point for TDTT and RINF.
Loading charts...
Drawdown Indicators
| TDTT | RINF | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -6.97% | -43.51% | +36.54% |
Max Drawdown (1Y)Largest decline over 1 year | -0.97% | -2.29% | +1.32% |
Max Drawdown (3Y)Largest decline over 3 years | -1.53% | -9.62% | +8.09% |
Max Drawdown (5Y)Largest decline over 5 years | -6.97% | -13.58% | +6.61% |
Max Drawdown (10Y)Largest decline over 10 years | -6.97% | -29.18% | +22.21% |
Current DrawdownCurrent decline from peak | -0.58% | -0.09% | -0.49% |
Average DrawdownAverage peak-to-trough decline | -1.59% | -16.28% | +14.69% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 0.36% | 0.92% | -0.56% |
Volatility
TDTT vs. RINF - Volatility Comparison
The current volatility for FlexShares iBoxx 3-Year Target Duration TIPS Index Fund (TDTT) is 0.55%, while ProShares Inflation Expectations ETF (RINF) has a volatility of 1.47%. This indicates that TDTT 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.
Loading charts...
Volatility by Period
| TDTT | RINF | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 0.55% | 1.47% | -0.92% |
Volatility (6M)Calculated over the trailing 6-month period | 1.44% | 3.13% | -1.69% |
Volatility (1Y)Calculated over the trailing 1-year period | 1.83% | 4.21% | -2.38% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 3.66% | 12.50% | -8.84% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 3.38% | 12.54% | -9.16% |
TDTT vs. RINF - Expense Ratio Comparison
TDTT has a 0.18% expense ratio, which is lower than RINF's 0.30% expense ratio.
Dividends
TDTT vs. RINF - Dividend Comparison
TDTT's dividend yield for the trailing twelve months is around 5.61%, more than RINF's 3.64% yield.
| Position | TTM | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | 2016 | 2015 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
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% |
TDTT FlexShares iBoxx 3-Year Target Duration TIPS Index Fund | 5.61% | 4.52% | 4.01% | 3.88% | 6.97% | 4.53% | 1.15% | 1.91% | 2.48% | 1.88% | 1.01% | 0.00% |
Frequently Asked Questions
TDTT and RINF have a correlation of -0.02, 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 TDTT (0.55%). In terms of maximum drawdown, TDTT dropped -6.97% vs RINF's -43.51%.
On 10-year performance, RINF leads with 4.71% vs 3.04% for TDTT. On fees, TDTT is cheaper at 0.18% per year. On volatility, TDTT has been the lower-risk option at 0.55%. The better choice depends on whether you care most about return, fees, risk, or income.
Over the 10-year period, RINF has performed better with a 4.71% return vs 3.04%. Past performance does not guarantee future results, so compare this with risk, fees, and fund exposure.
TDTT is cheaper with a 0.18% expense ratio, compared with 0.30% for RINF.
TDTT has the higher dividend yield at 5.61%, compared with 3.64% for RINF.
TDTT tracks iBoxx 3-Year Target Duration TIPS, while RINF tracks FTSE 30-Year TIPS (Treasury Rate-Hedged) Index. They also come from different issuers: Northern Trust and ProShares. Their fees differ too: 0.18% for TDTT and 0.30% for RINF.
TDTT currently has the higher Sharpe Ratio (1.37 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.
Find the right allocation for TDTT and RINF
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