TDTT vs. RBIL
Compare and contrast key facts about FlexShares iBoxx 3-Year Target Duration TIPS Index Fund (TDTT) and F/m Ultrashort Treasury Inflation-Protected Security (TIPS) ETF (RBIL).
TDTT and RBIL are both exchange-traded funds (ETFs), meaning they are traded on stock exchanges and can be bought and sold throughout the day. TDTT is a passively managed fund by Northern Trust that tracks the performance of the iBoxx 3-Year Target Duration TIPS. It was launched on Sep 19, 2011. RBIL is a passively managed fund by F/m that tracks the performance of the Bloomberg US Ultrashort TIPS 1-13 Months Index. It was launched on Feb 24, 2025. Both TDTT and RBIL are passive ETFs, meaning that they are not actively managed but aim to replicate the performance of the underlying index as closely as possible.
Performance
TDTT vs. RBIL - Performance Comparison
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TDTT vs. RBIL - Yearly Performance Comparison
| 2026 (YTD) | 2025 | |
|---|---|---|
TDTT FlexShares iBoxx 3-Year Target Duration TIPS Index Fund | 0.69% | 4.60% |
RBIL F/m Ultrashort Treasury Inflation-Protected Security (TIPS) ETF | 1.49% | 2.91% |
Returns By Period
In the year-to-date period, TDTT achieves a 0.69% return, which is significantly lower than RBIL's 1.49% return.
TDTT
- 1D
- -0.06%
- 1M
- -0.14%
- YTD
- 0.69%
- 6M
- 0.85%
- 1Y
- 3.66%
- 3Y*
- 4.29%
- 5Y*
- 3.00%
- 10Y*
- 3.03%
RBIL
- 1D
- -0.16%
- 1M
- 0.83%
- YTD
- 1.49%
- 6M
- 2.00%
- 1Y
- 3.59%
- 3Y*
- —
- 5Y*
- —
- 10Y*
- —
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TDTT vs. RBIL - Expense Ratio Comparison
TDTT has a 0.18% expense ratio, which is higher than RBIL's 0.17% 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%.
Return for Risk
TDTT vs. RBIL — Risk / Return Rank
TDTT
RBIL
TDTT vs. RBIL - 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 F/m Ultrashort Treasury Inflation-Protected Security (TIPS) ETF (RBIL). 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.
| TDTT | RBIL | Difference | |
|---|---|---|---|
Sharpe ratioReturn per unit of total volatility | 1.56 | 3.46 | -1.89 |
Sortino ratioReturn per unit of downside risk | 2.31 | 5.46 | -3.15 |
Omega ratioGain probability vs. loss probability | 1.32 | 1.90 | -0.57 |
Calmar ratioReturn relative to maximum drawdown | 2.64 | 7.45 | -4.81 |
Martin ratioReturn relative to average drawdown | 8.57 | 32.50 | -23.93 |
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
| TDTT | RBIL | Difference | |
|---|---|---|---|
Sharpe Ratio (1Y)Calculated over the trailing 1-year period | 1.56 | 3.46 | -1.89 |
Sharpe Ratio (5Y)Calculated over the trailing 5-year period | 0.82 | — | — |
Sharpe Ratio (10Y)Calculated over the trailing 10-year period | 0.90 | — | — |
Sharpe Ratio (All Time)Calculated using the full available price history | 0.68 | 3.89 | -3.22 |
Correlation
The correlation between TDTT and RBIL is 0.30, which is considered to be low. This implies their price changes are not closely related. A low correlation is generally favorable for portfolio diversification, as it helps to reduce overall risk by spreading it across multiple assets with different performance patterns.
Dividends
TDTT vs. RBIL - Dividend Comparison
TDTT's dividend yield for the trailing twelve months is around 3.70%, less than RBIL's 4.43% yield.
| TTM | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | 2016 | |
|---|---|---|---|---|---|---|---|---|---|---|---|
TDTT FlexShares iBoxx 3-Year Target Duration TIPS Index Fund | 3.70% | 4.52% | 4.01% | 3.88% | 6.97% | 4.53% | 1.15% | 1.91% | 2.48% | 1.88% | 1.01% |
RBIL F/m Ultrashort Treasury Inflation-Protected Security (TIPS) ETF | 4.43% | 3.65% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% |
Drawdowns
TDTT vs. RBIL - Drawdown Comparison
The maximum TDTT drawdown since its inception was -6.97%, which is greater than RBIL's maximum drawdown of -0.50%. Use the drawdown chart below to compare losses from any high point for TDTT and RBIL.
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Drawdown Indicators
| TDTT | RBIL | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -6.97% | -0.50% | -6.47% |
Max Drawdown (1Y)Largest decline over 1 year | -1.40% | -0.50% | -0.90% |
Max Drawdown (5Y)Largest decline over 5 years | -6.97% | — | — |
Max Drawdown (10Y)Largest decline over 10 years | -6.97% | — | — |
Current DrawdownCurrent decline from peak | -0.51% | -0.24% | -0.27% |
Average DrawdownAverage peak-to-trough decline | -1.62% | -0.06% | -1.56% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 0.43% | 0.11% | +0.32% |
Volatility
TDTT vs. RBIL - Volatility Comparison
FlexShares iBoxx 3-Year Target Duration TIPS Index Fund (TDTT) has a higher volatility of 0.65% compared to F/m Ultrashort Treasury Inflation-Protected Security (TIPS) ETF (RBIL) at 0.61%. This indicates that TDTT's price experiences larger fluctuations and is considered to be riskier than RBIL based on this measure. The chart below showcases a comparison of their rolling one-month volatility.
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Volatility by Period
| TDTT | RBIL | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 0.65% | 0.61% | +0.04% |
Volatility (6M)Calculated over the trailing 6-month period | 1.19% | 0.69% | +0.50% |
Volatility (1Y)Calculated over the trailing 1-year period | 2.35% | 1.05% | +1.30% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 3.68% | 1.04% | +2.64% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 3.38% | 1.04% | +2.34% |