TDTF vs. BOBP
TDTF (FlexShares iBoxx 5-Year Target Duration TIPS Index Fund) and BOBP (CORE16 Best of Breed Premier Index ETF) are both exchange-traded funds - TDTF is a Inflation-Protected Bonds fund tracking the iBoxx 5-Year Target Duration TIPS, while BOBP is a Large Cap Blend Equities fund tracking the CORE16 Best of Breed Premier Index. Both are passively managed. Over the past year, TDTF returned 3.54% vs 32.04% for BOBP. At a 0.12 correlation, their price movements are largely independent. TDTF charges 0.18%/yr vs 0.70%/yr for BOBP.
Performance
TDTF vs. BOBP - Performance Comparison
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Returns By Period
In the year-to-date period, TDTF achieves a 0.89% return, which is significantly lower than BOBP's 23.66% return.
TDTF
- 1D
- 0.25%
- 1M
- -0.25%
- YTD
- 0.89%
- 6M
- 0.91%
- 1Y
- 3.54%
- 3Y*
- 4.34%
- 5Y*
- 1.66%
- 10Y*
- 2.81%
BOBP
- 1D
- 0.16%
- 1M
- 4.22%
- YTD
- 23.66%
- 6M
- 21.36%
- 1Y
- 32.04%
- 3Y*
- —
- 5Y*
- —
- 10Y*
- —
TDTF vs. BOBP - Yearly Performance Comparison
| 2026 (YTD) | 2025 | |
|---|---|---|
TDTF FlexShares iBoxx 5-Year Target Duration TIPS Index Fund | 0.89% | 3.68% |
BOBP CORE16 Best of Breed Premier Index ETF | 23.66% | 7.63% |
Correlation
The correlation between TDTF and BOBP is 0.14, which is low. Their price movements are largely independent, making them effective diversification partners.
| Correlation | |
|---|---|
Correlation (1Y) Calculated over the trailing 1-year period | 0.14 |
Correlation (All Time) Calculated using the full available price history since May 21, 2025 | 0.12 |
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Return for Risk
TDTF vs. BOBP — Risk / Return Rank
TDTF
BOBP
TDTF vs. BOBP - 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 CORE16 Best of Breed Premier Index ETF (BOBP). 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.
| TDTF | BOBP | Difference | |
|---|---|---|---|
| Sharpe ratioReturn per unit of total volatility | -0.41 | ||
| Sortino ratioReturn per unit of downside risk | -0.45 | ||
| Omega ratioGain probability vs. loss probability | 1.20 | 1.29 | -0.09 |
| Calmar ratioReturn relative to maximum drawdown | 2.25 | 2.46 | -0.22 |
| Martin ratioReturn relative to average drawdown | 6.71 | 10.50 | -3.79 |
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Drawdowns
TDTF vs. BOBP - Drawdown Comparison
The maximum TDTF drawdown since its inception was -12.02%, smaller than the maximum BOBP drawdown of -13.06%. Use the drawdown chart below to compare losses from any high point for TDTF and BOBP.
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Drawdown Indicators
| TDTF | BOBP | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -12.02% | -13.06% | +1.04% |
Max Drawdown (1Y)Largest decline over 1 year | -1.58% | -13.06% | +11.48% |
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 | -1.19% | -4.38% | +3.19% |
Average DrawdownAverage peak-to-trough decline | -2.90% | -1.70% | -1.20% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 0.53% | 3.06% | -2.53% |
Volatility
TDTF vs. BOBP - Volatility Comparison
The current volatility for FlexShares iBoxx 5-Year Target Duration TIPS Index Fund (TDTF) is 1.25%, while CORE16 Best of Breed Premier Index ETF (BOBP) has a volatility of 10.89%. This indicates that TDTF experiences smaller price fluctuations and is considered to be less risky than BOBP based on this measure. The chart below showcases a comparison of their rolling one-month volatility.
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Volatility by Period
| TDTF | BOBP | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 1.25% | 10.89% | -9.64% |
Volatility (6M)Calculated over the trailing 6-month period | 2.23% | 18.84% | -16.61% |
Volatility (1Y)Calculated over the trailing 1-year period | 3.14% | 20.88% | -17.74% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 5.68% | 20.19% | -14.51% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 5.08% | 20.19% | -15.11% |
TDTF vs. BOBP - Expense Ratio Comparison
TDTF has a 0.18% expense ratio, which is lower than BOBP's 0.70% expense ratio.
Dividends
TDTF vs. BOBP - Dividend Comparison
TDTF's dividend yield for the trailing twelve months is around 4.74%, more than BOBP's 2.68% yield.
| Position | TTM | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | 2016 | 2015 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
BOBP CORE16 Best of Breed Premier Index ETF | 2.68% | 3.31% | 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 | 4.74% | 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 BOBP have a correlation of 0.14, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.
BOBP has higher volatility (10.89%) compared to TDTF (1.25%). In terms of maximum drawdown, TDTF dropped -12.02% vs BOBP's -13.06%.
On 1-year performance, BOBP leads with 32.04% vs 3.54% for TDTF. On fees, TDTF is cheaper at 0.18% per year. On volatility, TDTF has been the lower-risk option at 1.25%. The better choice depends on whether you care most about return, fees, risk, or income.
Over the 1-year period, BOBP has performed better with a 32.04% return vs 3.54%. Past performance does not guarantee future results, so compare this with risk, fees, and fund exposure.
TDTF is cheaper with a 0.18% expense ratio, compared with 0.70% for BOBP.
TDTF has the higher dividend yield at 4.74%, compared with 2.68% for BOBP.
TDTF is categorized as Inflation-Protected Bonds, while BOBP is Large Cap Blend Equities. TDTF tracks iBoxx 5-Year Target Duration TIPS, while BOBP tracks CORE16 Best of Breed Premier Index. They also come from different issuers: Northern Trust and Exchange Traded Concepts. Their fees differ too: 0.18% for TDTF and 0.70% for BOBP.
BOBP currently has the higher Sharpe Ratio (1.54 vs 1.13), 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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