TIPA vs. TDTT
TIPA (Northern Trust 2030 Inflation-Linked Distributing Ladder ETF) and TDTT (FlexShares iBoxx 3-Year Target Duration TIPS Index Fund) are both Inflation-Protected Bonds funds from Northern Trust. TIPA is actively managed, while TDTT is passively managed. Their correlation of 0.89 suggests significant overlap in exposure. TIPA charges 0.10%/yr vs 0.18%/yr for TDTT.
Performance
TIPA vs. TDTT - Performance Comparison
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Returns By Period
In the year-to-date period, TIPA achieves a 1.78% return, which is significantly higher than TDTT's 1.26% return.
TIPA
- 1D
- 0.05%
- 1M
- -0.36%
- 6M
- 1.77%
- YTD
- 1.78%
- 1Y
- —
- 3Y*
- —
- 5Y*
- —
- 10Y*
- —
TDTT
- 1D
- 0.02%
- 1M
- -0.54%
- 6M
- 1.30%
- YTD
- 1.26%
- 1Y
- 3.39%
- 3Y*
- 4.96%
- 5Y*
- 2.73%
- 10Y*
- 2.97%
TIPA vs. TDTT - Yearly Performance Comparison
| 2026 (YTD) | 2025 | |
|---|---|---|
TIPA Northern Trust 2030 Inflation-Linked Distributing Ladder ETF | 1.78% | 0.52% |
TDTT FlexShares iBoxx 3-Year Target Duration TIPS Index Fund | 1.26% | 1.01% |
Correlation
The correlation between TIPA and TDTT is 0.89, indicating a strong positive relationship between their price movements. Combining them offers limited diversification - they tend to fall together during downturns.
| Correlation | |
|---|---|
Correlation (All Time) Calculated using the full available price history since Aug 19, 2025 | 0.89 |
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Return for Risk
TIPA vs. TDTT — Risk / Return Rank
TIPA
Risk / return metrics aren't available yet — we need at least 12 months of trading data to calculate them.
TDTT
TIPA vs. TDTT - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for Northern Trust 2030 Inflation-Linked Distributing Ladder ETF (TIPA) and FlexShares iBoxx 3-Year Target Duration TIPS Index Fund (TDTT). 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.
| TIPA | TDTT | Difference | |
|---|---|---|---|
| Sharpe ratioReturn per unit of total volatility | — | — | |
| Sortino ratioReturn per unit of downside risk | — | — | |
| Omega ratioGain probability vs. loss probability | — | 1.33 | — |
| Calmar ratioReturn relative to maximum drawdown | — | 3.37 | — |
| Martin ratioReturn relative to average drawdown | — | 9.93 | — |
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Drawdowns
TIPA vs. TDTT - Drawdown Comparison
The maximum TIPA drawdown since its inception was -0.76%, smaller than the maximum TDTT drawdown of -6.97%. Use the drawdown chart below to compare losses from any high point for TIPA and TDTT.
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Drawdown Indicators
| TIPA | TDTT | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -0.76% | -6.97% | +6.21% |
Max Drawdown (1Y)Largest decline over 1 year | — | -0.97% | — |
Max Drawdown (3Y)Largest decline over 3 years | — | -1.53% | — |
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 | -0.43% | -0.68% | +0.25% |
Average DrawdownAverage peak-to-trough decline | -0.22% | -1.59% | +1.37% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | — | 0.33% | — |
Volatility
TIPA vs. TDTT - Volatility Comparison
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Volatility by Period
| TIPA | TDTT | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | — | 0.80% | — |
Volatility (6M)Calculated over the trailing 6-month period | — | 1.41% | — |
Volatility (1Y)Calculated over the trailing 1-year period | 1.63% | 1.93% | -0.30% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 1.63% | 3.66% | -2.03% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 1.63% | 3.38% | -1.75% |
TIPA vs. TDTT - Expense Ratio Comparison
TIPA has a 0.10% expense ratio, which is lower than TDTT's 0.18% expense ratio. Despite the difference, both funds are considered low-cost compared to the broader market, where average expense ratios usually range from 0.3% to 0.9%.
Dividends
TIPA vs. TDTT - Dividend Comparison
TIPA's dividend yield for the trailing twelve months is around 3.29%, less than TDTT's 5.15% yield.
| Position | TTM | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | 2016 |
|---|---|---|---|---|---|---|---|---|---|---|---|
TDTT FlexShares iBoxx 3-Year Target Duration TIPS Index Fund | 5.15% | 4.52% | 4.01% | 3.88% | 6.97% | 4.53% | 1.15% | 1.91% | 2.48% | 1.88% | 1.01% |
TIPA Northern Trust 2030 Inflation-Linked Distributing Ladder ETF | 3.29% | 0.84% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% |
Frequently Asked Questions
TIPA and TDTT have a correlation of 0.89, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.
On fees, TIPA is cheaper at 0.10% per year. The better choice depends on whether you care most about return, fees, risk, or income.
TIPA is cheaper with a 0.10% expense ratio, compared with 0.18% for TDTT.
TDTT has the higher dividend yield at 5.15%, compared with 3.29% for TIPA.
Their fees differ too: 0.10% for TIPA and 0.18% for TDTT.
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