TDTF vs. ICPI
TDTF (FlexShares iBoxx 5-Year Target Duration TIPS Index Fund) and ICPI (iShares 0-1 Year TIPS Bond ETF) are both Inflation-Protected Bonds funds - TDTF tracks the iBoxx 5-Year Target Duration TIPS while ICPI tracks the ICE U.S. Treasury 0-1 Year Inflation Linked Bond Index. Both are passively managed. At a 0.04 correlation, their price movements are largely independent. TDTF charges 0.18%/yr vs 0.09%/yr for ICPI.
Performance
TDTF vs. ICPI - Performance Comparison
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Returns By Period
In the year-to-date period, TDTF achieves a 1.52% return, which is significantly lower than ICPI's 2.70% return.
TDTF
- 1D
- -0.13%
- 1M
- -0.44%
- YTD
- 1.52%
- 6M
- 1.18%
- 1Y
- 5.07%
- 3Y*
- 4.56%
- 5Y*
- 1.72%
- 10Y*
- 2.93%
ICPI
- 1D
- 0.05%
- 1M
- 0.44%
- YTD
- 2.70%
- 6M
- 2.76%
- 1Y
- —
- 3Y*
- —
- 5Y*
- —
- 10Y*
- —
TDTF vs. ICPI - Yearly Performance Comparison
| 2026 (YTD) | 2025 | |
|---|---|---|
TDTF FlexShares iBoxx 5-Year Target Duration TIPS Index Fund | 1.52% | -0.08% |
ICPI iShares 0-1 Year TIPS Bond ETF | 2.70% | 0.32% |
Correlation
The correlation between TDTF and ICPI is 0.04, meaning there is essentially no relationship between their price movements. Each responds to its own set of market drivers, making them strong candidates for combining in a diversified portfolio.
| Correlation | |
|---|---|
Correlation (All Time) Calculated using the full available price history since Nov 21, 2025 | 0.04 |
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Return for Risk
TDTF vs. ICPI — Risk / Return Rank
TDTF
ICPI
TDTF vs. ICPI - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for FlexShares iBoxx 5-Year Target Duration TIPS Index Fund (TDTF) and iShares 0-1 Year TIPS Bond ETF (ICPI). 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.
| TDTF | ICPI | Difference | |
|---|---|---|---|
| Sharpe ratioReturn per unit of total volatility | — | — | |
| Sortino ratioReturn per unit of downside risk | — | — | |
| Omega ratioGain probability vs. loss probability | 1.30 | — | — |
| Calmar ratioReturn relative to maximum drawdown | 3.22 | — | — |
| Martin ratioReturn relative to average drawdown | 10.66 | — | — |
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month. | |||
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Sharpe Ratios by Period
| TDTF | ICPI | Difference | |
|---|---|---|---|
Sharpe Ratio (1Y)Calculated over the trailing 1-year period | 1.67 | — | — |
Sharpe Ratio (5Y)Calculated over the trailing 5-year period | 0.30 | — | — |
Sharpe Ratio (10Y)Calculated over the trailing 10-year period | 0.58 | — | — |
Sharpe Ratio (All Time)Calculated using the full available price history | 0.47 | 6.20 | -5.73 |
Drawdowns
TDTF vs. ICPI - Drawdown Comparison
The maximum TDTF drawdown since its inception was -12.02%, which is greater than ICPI's maximum drawdown of -0.22%. Use the drawdown chart below to compare losses from any high point for TDTF and ICPI.
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Drawdown Indicators
| TDTF | ICPI | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -12.02% | -0.22% | -11.80% |
Max Drawdown (1Y)Largest decline over 1 year | -1.58% | — | — |
Max Drawdown (3Y)Largest decline over 3 years | -3.79% | — | — |
Max Drawdown (5Y)Largest decline over 5 years | -12.02% | — | — |
Max Drawdown (10Y)Largest decline over 10 years | -12.02% | — | — |
Current DrawdownCurrent decline from peak | -0.57% | 0.00% | -0.57% |
Average DrawdownAverage peak-to-trough decline | -2.91% | -0.03% | -2.88% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 0.48% | — | — |
Volatility
TDTF vs. ICPI - Volatility Comparison
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Volatility by Period
| TDTF | ICPI | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 0.73% | — | — |
Volatility (6M)Calculated over the trailing 6-month period | 1.97% | — | — |
Volatility (1Y)Calculated over the trailing 1-year period | 3.06% | 0.95% | +2.11% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 5.69% | 0.95% | +4.74% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 5.07% | 0.95% | +4.12% |
TDTF vs. ICPI - Expense Ratio Comparison
TDTF has a 0.18% expense ratio, which is higher than ICPI's 0.09% 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
TDTF vs. ICPI - Dividend Comparison
TDTF's dividend yield for the trailing twelve months is around 4.71%, more than ICPI's 1.80% yield.
| Position | TTM | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | 2016 | 2015 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
ICPI iShares 0-1 Year TIPS Bond ETF | 1.80% | 0.54% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% |
TDTF FlexShares iBoxx 5-Year Target Duration TIPS Index Fund | 4.71% | 4.58% | 3.98% | 3.97% | 7.60% | 4.55% | 1.13% | 1.80% | 2.60% | 2.20% | 1.51% | 0.21% |
Frequently Asked Questions
TDTF and ICPI have a correlation of 0.04, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.
On fees, ICPI is cheaper at 0.09% per year. The better choice depends on whether you care most about return, fees, risk, or income.
ICPI is cheaper with a 0.09% expense ratio, compared with 0.18% for TDTF.
TDTF has the higher dividend yield at 4.71%, compared with 1.80% for ICPI.
TDTF tracks iBoxx 5-Year Target Duration TIPS, while ICPI tracks ICE U.S. Treasury 0-1 Year Inflation Linked Bond Index. They also come from different issuers: Northern Trust and iShares. Their fees differ too: 0.18% for TDTF and 0.09% for ICPI.
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