WFIG vs. IBDR
WFIG (WisdomTree U.S. Corporate Bond Fund) and IBDR (iShares iBonds Dec 2026 Term Corporate ETF) are both Corporate Bonds funds - WFIG tracks the WisdomTree Fundamental Corporate Bond Index while IBDR tracks the Barclays December 2026 Maturity Corporate Index. Both are passively managed. Over the past 5 years, WFIG returned 0.31%/yr vs 1.57%/yr for IBDR. A 0.58 correlation means they provide meaningful diversification when combined. WFIG charges 0.18%/yr vs 0.10%/yr for IBDR.
Performance
WFIG vs. IBDR - Performance Comparison
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Returns By Period
In the year-to-date period, WFIG achieves a 0.60% return, which is significantly lower than IBDR's 1.65% return.
WFIG
- 1D
- -0.20%
- 1M
- 0.65%
- YTD
- 0.60%
- 6M
- 0.79%
- 1Y
- 5.14%
- 3Y*
- 5.24%
- 5Y*
- 0.31%
- 10Y*
- 2.43%
IBDR
- 1D
- 0.00%
- 1M
- 0.25%
- YTD
- 1.65%
- 6M
- 1.86%
- 1Y
- 4.30%
- 3Y*
- 5.16%
- 5Y*
- 1.57%
- 10Y*
- —
WFIG vs. IBDR - Yearly Performance Comparison
| 2026 (YTD) | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | |
|---|---|---|---|---|---|---|---|---|---|---|
WFIG WisdomTree U.S. Corporate Bond Fund | 0.60% | 7.85% | 2.28% | 8.48% | -16.25% | -1.52% | 9.75% | 13.97% | -2.01% | 7.00% |
IBDR iShares iBonds Dec 2026 Term Corporate ETF | 1.65% | 4.99% | 4.98% | 5.96% | -8.28% | -1.79% | 8.88% | 14.81% | -2.80% | 5.96% |
Correlation
The correlation between WFIG and IBDR is 0.11, which is low. Their price movements are largely independent, making them effective diversification partners.
| Correlation | |
|---|---|
Correlation (1Y) Calculated over the trailing 1-year period | 0.11 |
Correlation (3Y) Calculated over the trailing 3-year period | 0.61 |
Correlation (5Y) Calculated over the trailing 5-year period | 0.72 |
Correlation (All Time) Calculated using the full available price history since Sep 19, 2016 | 0.58 |
Over the past year, the correlation between WFIG and IBDR has dropped to 0.11 - well below their long-term average of 0.58, suggesting their price drivers have been diverging.
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Return for Risk
WFIG vs. IBDR — Risk / Return Rank
WFIG
IBDR
WFIG vs. IBDR - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for WisdomTree U.S. Corporate Bond Fund (WFIG) and iShares iBonds Dec 2026 Term Corporate ETF (IBDR). 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.
| WFIG | IBDR | Difference | |
|---|---|---|---|
| Sharpe ratioReturn per unit of total volatility | -5.57 | ||
| Sortino ratioReturn per unit of downside risk | -12.45 | ||
| Omega ratioGain probability vs. loss probability | 1.22 | 3.36 | -2.14 |
| Calmar ratioReturn relative to maximum drawdown | 1.92 | 52.23 | -50.31 |
| Martin ratioReturn relative to average drawdown | 5.88 | 181.59 | -175.71 |
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Drawdowns
WFIG vs. IBDR - Drawdown Comparison
The maximum WFIG drawdown since its inception was -22.92%, which is greater than IBDR's maximum drawdown of -16.06%. Use the drawdown chart below to compare losses from any high point for WFIG and IBDR.
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Drawdown Indicators
| WFIG | IBDR | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -22.92% | -16.06% | -6.86% |
Max Drawdown (1Y)Largest decline over 1 year | -2.69% | -0.08% | -2.61% |
Max Drawdown (3Y)Largest decline over 3 years | -6.22% | -1.08% | -5.14% |
Max Drawdown (5Y)Largest decline over 5 years | -22.92% | -13.13% | -9.79% |
Max Drawdown (10Y)Largest decline over 10 years | -22.92% | — | — |
Current DrawdownCurrent decline from peak | -1.19% | 0.00% | -1.19% |
Average DrawdownAverage peak-to-trough decline | -5.49% | -2.82% | -2.67% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 0.88% | 0.02% | +0.86% |
Volatility
WFIG vs. IBDR - Volatility Comparison
WisdomTree U.S. Corporate Bond Fund (WFIG) has a higher volatility of 1.10% compared to iShares iBonds Dec 2026 Term Corporate ETF (IBDR) at 0.18%. This indicates that WFIG's price experiences larger fluctuations and is considered to be riskier than IBDR based on this measure. The chart below showcases a comparison of their rolling one-month volatility.
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Volatility by Period
| WFIG | IBDR | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 1.10% | 0.18% | +0.92% |
Volatility (6M)Calculated over the trailing 6-month period | 3.14% | 0.35% | +2.79% |
Volatility (1Y)Calculated over the trailing 1-year period | 4.13% | 0.63% | +3.50% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 7.12% | 3.39% | +3.73% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 7.55% | 4.85% | +2.70% |
WFIG vs. IBDR - Expense Ratio Comparison
WFIG has a 0.18% expense ratio, which is higher than IBDR's 0.10% 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
WFIG vs. IBDR - Dividend Comparison
WFIG's dividend yield for the trailing twelve months is around 4.87%, more than IBDR's 4.13% yield.
| Position | TTM | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | 2016 |
|---|---|---|---|---|---|---|---|---|---|---|---|
IBDR iShares iBonds Dec 2026 Term Corporate ETF | 4.13% | 4.20% | 4.13% | 3.41% | 2.44% | 2.11% | 2.61% | 3.25% | 3.56% | 3.22% | 0.86% |
WFIG WisdomTree U.S. Corporate Bond Fund | 4.87% | 4.82% | 4.67% | 4.19% | 4.25% | 2.50% | 2.61% | 3.00% | 3.27% | 2.88% | 2.35% |
Frequently Asked Questions
WFIG and IBDR have a correlation of 0.11, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.
WFIG has higher volatility (1.10%) compared to IBDR (0.18%). In terms of maximum drawdown, WFIG dropped -22.92% vs IBDR's -16.06%.
On 5-year performance, IBDR leads with 1.57% vs 0.31% for WFIG. On fees, IBDR is cheaper at 0.10% per year. On volatility, IBDR has been the lower-risk option at 0.18%. The better choice depends on whether you care most about return, fees, risk, or income.
Over the 5-year period, IBDR has performed better with a 1.57% return vs 0.31%. Past performance does not guarantee future results, so compare this with risk, fees, and fund exposure.
IBDR is cheaper with a 0.10% expense ratio, compared with 0.18% for WFIG.
WFIG has the higher dividend yield at 4.87%, compared with 4.13% for IBDR.
WFIG tracks WisdomTree Fundamental Corporate Bond Index, while IBDR tracks Barclays December 2026 Maturity Corporate Index. They also come from different issuers: WisdomTree and iShares. Their fees differ too: 0.18% for WFIG and 0.10% for IBDR.
IBDR currently has the higher Sharpe Ratio (6.83 vs 1.25), 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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