TDTT vs. STIP
TDTT (FlexShares iBoxx 3-Year Target Duration TIPS Index Fund) and STIP (iShares 0-5 Year TIPS Bond ETF) are both Inflation-Protected Bonds funds - TDTT tracks the iBoxx 3-Year Target Duration TIPS while STIP tracks the Barclays Capital U.S. Treasury Inflation-Protected Securities (TIPS) 0-5 Years Index (Series-L). Both are passively managed. Over the past 10 years, TDTT returned 3.11%/yr vs 3.18%/yr for STIP. Their correlation of 0.83 suggests significant overlap in exposure. TDTT charges 0.18%/yr vs 0.06%/yr for STIP.
Performance
TDTT vs. STIP - Performance Comparison
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Returns By Period
In the year-to-date period, TDTT achieves a 1.81% return, which is significantly lower than STIP's 2.04% return. Both investments have delivered pretty close results over the past 10 years, with TDTT having a 3.11% annualized return and STIP not far ahead at 3.18%.
TDTT
- 1D
- 0.00%
- 1M
- -0.06%
- YTD
- 1.81%
- 6M
- 1.77%
- 1Y
- 4.65%
- 3Y*
- 5.00%
- 5Y*
- 2.85%
- 10Y*
- 3.11%
STIP
- 1D
- 0.00%
- 1M
- 0.03%
- YTD
- 2.04%
- 6M
- 2.03%
- 1Y
- 4.68%
- 3Y*
- 5.23%
- 5Y*
- 3.37%
- 10Y*
- 3.18%
TDTT vs. STIP - Yearly Performance Comparison
| 2026 (YTD) | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | |
|---|---|---|---|---|---|---|---|---|---|---|
TDTT FlexShares iBoxx 3-Year Target Duration TIPS Index Fund | 1.81% | 6.67% | 3.96% | 4.40% | -4.58% | 5.49% | 6.84% | 5.74% | 0.25% | 0.43% |
STIP iShares 0-5 Year TIPS Bond ETF | 2.04% | 6.03% | 4.77% | 4.63% | -3.02% | 5.68% | 5.18% | 4.89% | 0.54% | 0.74% |
Correlation
The correlation between TDTT and STIP is 0.91, indicating a strong positive relationship between their price movements. Combining them offers limited diversification - they tend to fall together during downturns.
| Correlation | |
|---|---|
Correlation (1Y) Calculated over the trailing 1-year period | 0.91 |
Correlation (3Y) Calculated over the trailing 3-year period | 0.93 |
Correlation (5Y) Calculated over the trailing 5-year period | 0.95 |
Correlation (10Y) Calculated over the trailing 10-year period | 0.90 |
Correlation (All Time) Calculated using the full available price history since Sep 26, 2011 | 0.83 |
The correlation between TDTT and STIP shifts across timeframes, from 0.83 (all time) to 0.95 (5 years), reflecting how their relationship changes across market environments.
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Return for Risk
TDTT vs. STIP — Risk / Return Rank
TDTT
STIP
TDTT vs. STIP - 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 iShares 0-5 Year TIPS Bond ETF (STIP). 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 | STIP | Difference | |
|---|---|---|---|
| Sharpe ratioReturn per unit of total volatility | -0.69 | ||
| Sortino ratioReturn per unit of downside risk | -1.38 | ||
| Omega ratioGain probability vs. loss probability | 1.51 | 1.69 | -0.18 |
| Calmar ratioReturn relative to maximum drawdown | 5.17 | 6.76 | -1.59 |
| Martin ratioReturn relative to average drawdown | 16.59 | 26.37 | -9.77 |
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 | STIP | Difference | |
|---|---|---|---|
Sharpe Ratio (1Y)Calculated over the trailing 1-year period | 2.54 | 3.23 | -0.69 |
Sharpe Ratio (5Y)Calculated over the trailing 5-year period | 0.78 | 1.23 | -0.45 |
Sharpe Ratio (10Y)Calculated over the trailing 10-year period | 0.92 | 1.30 | -0.38 |
Sharpe Ratio (All Time)Calculated using the full available price history | 0.69 | 1.07 | -0.38 |
Drawdowns
TDTT vs. STIP - Drawdown Comparison
The maximum TDTT drawdown since its inception was -6.97%, which is greater than STIP's maximum drawdown of -5.50%. Use the drawdown chart below to compare losses from any high point for TDTT and STIP.
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Drawdown Indicators
| TDTT | STIP | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -6.97% | -5.50% | -1.47% |
Max Drawdown (1Y)Largest decline over 1 year | -0.90% | -0.69% | -0.21% |
Max Drawdown (3Y)Largest decline over 3 years | -1.53% | -0.95% | -0.58% |
Max Drawdown (5Y)Largest decline over 5 years | -6.97% | -5.50% | -1.47% |
Max Drawdown (10Y)Largest decline over 10 years | -6.97% | -5.50% | -1.47% |
Current DrawdownCurrent decline from peak | -0.14% | -0.03% | -0.11% |
Average DrawdownAverage peak-to-trough decline | -1.60% | -0.99% | -0.61% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 0.28% | 0.18% | +0.10% |
Volatility
TDTT vs. STIP - Volatility Comparison
FlexShares iBoxx 3-Year Target Duration TIPS Index Fund (TDTT) has a higher volatility of 0.46% compared to iShares 0-5 Year TIPS Bond ETF (STIP) at 0.40%. This indicates that TDTT's price experiences larger fluctuations and is considered to be riskier than STIP based on this measure. The chart below showcases a comparison of their rolling one-month volatility.
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Volatility by Period
| TDTT | STIP | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 0.46% | 0.40% | +0.06% |
Volatility (6M)Calculated over the trailing 6-month period | 1.21% | 0.99% | +0.22% |
Volatility (1Y)Calculated over the trailing 1-year period | 1.85% | 1.46% | +0.39% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 3.67% | 2.75% | +0.92% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 3.38% | 2.45% | +0.93% |
TDTT vs. STIP - Expense Ratio Comparison
TDTT has a 0.18% expense ratio, which is higher than STIP's 0.06% 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
TDTT vs. STIP - Dividend Comparison
TDTT's dividend yield for the trailing twelve months is around 4.54%, more than STIP's 4.30% yield.
| Position | TTM | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | 2016 |
|---|---|---|---|---|---|---|---|---|---|---|---|
STIP iShares 0-5 Year TIPS Bond ETF | 4.30% | 4.11% | 2.62% | 2.84% | 6.04% | 4.15% | 1.40% | 2.06% | 2.44% | 1.59% | 0.89% |
TDTT FlexShares iBoxx 3-Year Target Duration TIPS Index Fund | 4.54% | 4.52% | 4.01% | 3.88% | 6.97% | 4.53% | 1.15% | 1.91% | 2.48% | 1.88% | 1.01% |
Frequently Asked Questions
With a correlation of 0.91, TDTT and STIP move almost identically. Holding both adds very little diversification - you're essentially doubling your position in the same market segment. Choosing one is usually more capital-efficient.
TDTT has higher volatility (0.46%) compared to STIP (0.40%). In terms of maximum drawdown, TDTT dropped -6.97% vs STIP's -5.50%.
On 10-year performance, STIP leads with 3.18% vs 3.11% for TDTT. On fees, STIP is cheaper at 0.06% per year. Their volatility is very similar. The better choice depends on whether you care most about return, fees, risk, or income.
Over the 10-year period, STIP has performed better with a 3.18% return vs 3.11%. Past performance does not guarantee future results, so compare this with risk, fees, and fund exposure.
STIP is cheaper with a 0.06% expense ratio, compared with 0.18% for TDTT.
TDTT has the higher dividend yield at 4.54%, compared with 4.30% for STIP.
TDTT tracks iBoxx 3-Year Target Duration TIPS, while STIP tracks Barclays Capital U.S. Treasury Inflation-Protected Securities (TIPS) 0-5 Years Index (Series-L). They also come from different issuers: Northern Trust and iShares. Their fees differ too: 0.18% for TDTT and 0.06% for STIP.
STIP currently has the higher Sharpe Ratio (3.23 vs 2.54), 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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