IGHG vs. TDTT
IGHG (ProShares Investment Grade-Interest Rate Hedged) and TDTT (FlexShares iBoxx 3-Year Target Duration TIPS Index Fund) are both exchange-traded funds - IGHG is a Corporate Bonds fund tracking the Citi Corporate Investment Grade (Treasury Rate-Hedged) Index, while TDTT is a Inflation-Protected Bonds fund tracking the iBoxx 3-Year Target Duration TIPS. Both are passively managed. Over the past 10 years, IGHG returned 4.79%/yr vs 3.10%/yr for TDTT. At a correlation of -0.09, they often move in opposite directions. IGHG charges 0.30%/yr vs 0.18%/yr for TDTT.
Performance
IGHG vs. TDTT - Performance Comparison
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Returns By Period
In the year-to-date period, IGHG achieves a 2.32% return, which is significantly higher than TDTT's 1.76% return. Over the past 10 years, IGHG has outperformed TDTT with an annualized return of 4.79%, while TDTT has yielded a comparatively lower 3.10% annualized return.
IGHG
- 1D
- 0.15%
- 1M
- 0.76%
- YTD
- 2.32%
- 6M
- 2.33%
- 1Y
- 6.08%
- 3Y*
- 8.68%
- 5Y*
- 5.27%
- 10Y*
- 4.79%
TDTT
- 1D
- -0.04%
- 1M
- -0.02%
- YTD
- 1.76%
- 6M
- 1.79%
- 1Y
- 4.44%
- 3Y*
- 4.93%
- 5Y*
- 2.84%
- 10Y*
- 3.10%
IGHG vs. TDTT - Yearly Performance Comparison
| 2026 (YTD) | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | |
|---|---|---|---|---|---|---|---|---|---|---|
IGHG ProShares Investment Grade-Interest Rate Hedged | 2.32% | 5.65% | 9.20% | 11.58% | -0.90% | 0.88% | 0.61% | 12.73% | -3.96% | 4.49% |
TDTT FlexShares iBoxx 3-Year Target Duration TIPS Index Fund | 1.76% | 6.67% | 3.96% | 4.40% | -4.58% | 5.49% | 6.84% | 5.74% | 0.25% | 0.43% |
Correlation
The correlation between IGHG and TDTT is -0.20, meaning they tend to move in opposite directions. This is especially valuable for risk management - when one declines, the other has historically tended to hold steady or rise.
| Correlation | |
|---|---|
Correlation (1Y) Calculated over the trailing 1-year period | -0.20 |
Correlation (3Y) Calculated over the trailing 3-year period | -0.12 |
Correlation (5Y) Calculated over the trailing 5-year period | -0.04 |
Correlation (10Y) Calculated over the trailing 10-year period | -0.08 |
Correlation (All Time) Calculated using the full available price history since Nov 8, 2013 | -0.09 |
The correlation between IGHG and TDTT shifts across timeframes, from -0.20 (1 year) to -0.04 (5 years), reflecting how their relationship changes across market environments.
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Return for Risk
IGHG vs. TDTT — Risk / Return Rank
IGHG
TDTT
IGHG vs. TDTT - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for ProShares Investment Grade-Interest Rate Hedged (IGHG) 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.
| IGHG | TDTT | Difference | |
|---|---|---|---|
| Sharpe ratioReturn per unit of total volatility | -0.66 | ||
| Sortino ratioReturn per unit of downside risk | -1.34 | ||
| Omega ratioGain probability vs. loss probability | 1.33 | 1.49 | -0.15 |
| Calmar ratioReturn relative to maximum drawdown | 3.49 | 4.93 | -1.44 |
| Martin ratioReturn relative to average drawdown | 12.35 | 16.04 | -3.68 |
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
| IGHG | TDTT | Difference | |
|---|---|---|---|
Sharpe Ratio (1Y)Calculated over the trailing 1-year period | 1.77 | 2.43 | -0.66 |
Sharpe Ratio (5Y)Calculated over the trailing 5-year period | 1.05 | 0.78 | +0.27 |
Sharpe Ratio (10Y)Calculated over the trailing 10-year period | 0.64 | 0.92 | -0.28 |
Sharpe Ratio (All Time)Calculated using the full available price history | 0.54 | 0.69 | -0.16 |
Drawdowns
IGHG vs. TDTT - Drawdown Comparison
The maximum IGHG drawdown since its inception was -25.16%, which is greater than TDTT's maximum drawdown of -6.97%. Use the drawdown chart below to compare losses from any high point for IGHG and TDTT.
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Drawdown Indicators
| IGHG | TDTT | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -25.16% | -6.97% | -18.19% |
Max Drawdown (1Y)Largest decline over 1 year | -1.75% | -0.90% | -0.85% |
Max Drawdown (3Y)Largest decline over 3 years | -3.74% | -1.53% | -2.21% |
Max Drawdown (5Y)Largest decline over 5 years | -8.75% | -6.97% | -1.78% |
Max Drawdown (10Y)Largest decline over 10 years | -25.16% | -6.97% | -18.19% |
Current DrawdownCurrent decline from peak | 0.00% | -0.18% | +0.18% |
Average DrawdownAverage peak-to-trough decline | -2.30% | -1.60% | -0.70% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 0.49% | 0.28% | +0.21% |
Volatility
IGHG vs. TDTT - Volatility Comparison
ProShares Investment Grade-Interest Rate Hedged (IGHG) has a higher volatility of 0.62% compared to FlexShares iBoxx 3-Year Target Duration TIPS Index Fund (TDTT) at 0.45%. This indicates that IGHG's price experiences larger fluctuations and is considered to be riskier than TDTT based on this measure. The chart below showcases a comparison of their rolling one-month volatility.
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Volatility by Period
| IGHG | TDTT | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 0.62% | 0.45% | +0.17% |
Volatility (6M)Calculated over the trailing 6-month period | 2.53% | 1.21% | +1.32% |
Volatility (1Y)Calculated over the trailing 1-year period | 3.44% | 1.84% | +1.60% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 5.02% | 3.67% | +1.35% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 7.46% | 3.38% | +4.08% |
IGHG vs. TDTT - Expense Ratio Comparison
IGHG has a 0.30% expense ratio, which is higher than TDTT's 0.18% expense ratio.
Dividends
IGHG vs. TDTT - Dividend Comparison
IGHG's dividend yield for the trailing twelve months is around 5.11%, more than TDTT's 4.55% yield.
| Position | TTM | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | 2016 | 2015 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
IGHG ProShares Investment Grade-Interest Rate Hedged | 5.11% | 5.14% | 5.06% | 4.99% | 3.55% | 2.50% | 2.79% | 3.48% | 4.13% | 3.36% | 3.37% | 3.65% |
TDTT FlexShares iBoxx 3-Year Target Duration TIPS Index Fund | 4.55% | 4.52% | 4.01% | 3.88% | 6.97% | 4.53% | 1.15% | 1.91% | 2.48% | 1.88% | 1.01% | 0.00% |
Frequently Asked Questions
IGHG and TDTT have a correlation of -0.20, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.
IGHG has higher volatility (0.62%) compared to TDTT (0.45%). In terms of maximum drawdown, IGHG dropped -25.16% vs TDTT's -6.97%.
On 10-year performance, IGHG leads with 4.79% vs 3.10% for TDTT. On fees, TDTT is cheaper at 0.18% per year. On volatility, TDTT has been the lower-risk option at 0.45%. The better choice depends on whether you care most about return, fees, risk, or income.
Over the 10-year period, IGHG has performed better with a 4.79% return vs 3.10%. Past performance does not guarantee future results, so compare this with risk, fees, and fund exposure.
TDTT is cheaper with a 0.18% expense ratio, compared with 0.30% for IGHG.
IGHG has the higher dividend yield at 5.11%, compared with 4.55% for TDTT.
IGHG is categorized as Corporate Bonds, while TDTT is Inflation-Protected Bonds. IGHG tracks Citi Corporate Investment Grade (Treasury Rate-Hedged) Index, while TDTT tracks iBoxx 3-Year Target Duration TIPS. They also come from different issuers: ProShares and Northern Trust. Their fees differ too: 0.30% for IGHG and 0.18% for TDTT.
TDTT currently has the higher Sharpe Ratio (2.43 vs 1.77), 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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