IBTO vs. AGGY
IBTO (iShares iBonds Dec 2033 Term Treasury ETF) and AGGY (WisdomTree Yield Enhanced U.S. Aggregate Bond Fund) are both Intermediate Core Bond funds - IBTO tracks the ICE 2033 Maturity US Treasury Index while AGGY tracks the Bloomberg US Aggregate Yield Enhanced. Both are passively managed. Over the past year, IBTO returned 4.04% vs 5.88% for AGGY. Their correlation of 0.93 suggests significant overlap in exposure. IBTO charges 0.07%/yr vs 0.12%/yr for AGGY.
Performance
IBTO vs. AGGY - Performance Comparison
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Returns By Period
In the year-to-date period, IBTO achieves a -0.58% return, which is significantly lower than AGGY's 0.40% return.
IBTO
- 1D
- -0.21%
- 1M
- -0.17%
- YTD
- -0.58%
- 6M
- -1.02%
- 1Y
- 4.04%
- 3Y*
- —
- 5Y*
- —
- 10Y*
- —
AGGY
- 1D
- -0.21%
- 1M
- 0.51%
- YTD
- 0.40%
- 6M
- 0.21%
- 1Y
- 5.88%
- 3Y*
- 4.65%
- 5Y*
- 0.12%
- 10Y*
- 1.72%
IBTO vs. AGGY - Yearly Performance Comparison
| 2026 (YTD) | 2025 | 2024 | 2023 | |
|---|---|---|---|---|
IBTO iShares iBonds Dec 2033 Term Treasury ETF | -0.58% | 8.23% | -0.87% | 1.71% |
AGGY WisdomTree Yield Enhanced U.S. Aggregate Bond Fund | 0.40% | 7.38% | 1.82% | 4.59% |
Correlation
The correlation between IBTO and AGGY 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 (All Time) Calculated using the full available price history since Jun 30, 2023 | 0.93 |
The correlation between IBTO and AGGY has been stable across timeframes, ranging from 0.91 to 0.93 - a consistent structural relationship.
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Return for Risk
IBTO vs. AGGY — Risk / Return Rank
IBTO
AGGY
IBTO vs. AGGY - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for iShares iBonds Dec 2033 Term Treasury ETF (IBTO) and WisdomTree Yield Enhanced U.S. Aggregate Bond Fund (AGGY). 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.
| IBTO | AGGY | Difference | |
|---|---|---|---|
| Sharpe ratioReturn per unit of total volatility | -0.49 | ||
| Sortino ratioReturn per unit of downside risk | -0.71 | ||
| Omega ratioGain probability vs. loss probability | 1.16 | 1.24 | -0.09 |
| Calmar ratioReturn relative to maximum drawdown | 1.11 | 2.10 | -0.99 |
| Martin ratioReturn relative to average drawdown | 3.21 | 6.17 | -2.95 |
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
| IBTO | AGGY | Difference | |
|---|---|---|---|
Sharpe Ratio (1Y)Calculated over the trailing 1-year period | 0.91 | 1.40 | -0.49 |
Sharpe Ratio (5Y)Calculated over the trailing 5-year period | — | 0.02 | — |
Sharpe Ratio (10Y)Calculated over the trailing 10-year period | — | 0.31 | — |
Sharpe Ratio (All Time)Calculated using the full available price history | 0.43 | 0.38 | +0.05 |
Drawdowns
IBTO vs. AGGY - Drawdown Comparison
The maximum IBTO drawdown since its inception was -8.36%, smaller than the maximum AGGY drawdown of -20.98%. Use the drawdown chart below to compare losses from any high point for IBTO and AGGY.
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Drawdown Indicators
| IBTO | AGGY | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -8.36% | -20.98% | +12.62% |
Max Drawdown (1Y)Largest decline over 1 year | -3.66% | -2.81% | -0.85% |
Max Drawdown (3Y)Largest decline over 3 years | — | -5.40% | — |
Max Drawdown (5Y)Largest decline over 5 years | — | -20.60% | — |
Max Drawdown (10Y)Largest decline over 10 years | — | -20.98% | — |
Current DrawdownCurrent decline from peak | -2.63% | -2.35% | -0.28% |
Average DrawdownAverage peak-to-trough decline | -2.37% | -5.03% | +2.66% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 1.26% | 0.96% | +0.30% |
Volatility
IBTO vs. AGGY - Volatility Comparison
The current volatility for iShares iBonds Dec 2033 Term Treasury ETF (IBTO) is 1.32%, while WisdomTree Yield Enhanced U.S. Aggregate Bond Fund (AGGY) has a volatility of 1.41%. This indicates that IBTO experiences smaller price fluctuations and is considered to be less risky than AGGY based on this measure. The chart below showcases a comparison of their rolling one-month volatility.
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Volatility by Period
| IBTO | AGGY | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 1.32% | 1.41% | -0.09% |
Volatility (6M)Calculated over the trailing 6-month period | 3.02% | 3.05% | -0.03% |
Volatility (1Y)Calculated over the trailing 1-year period | 4.46% | 4.22% | +0.24% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 6.61% | 6.07% | +0.54% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 6.61% | 5.49% | +1.12% |
IBTO vs. AGGY - Expense Ratio Comparison
IBTO has a 0.07% expense ratio, which is lower than AGGY's 0.12% 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
IBTO vs. AGGY - Dividend Comparison
IBTO's dividend yield for the trailing twelve months is around 4.15%, less than AGGY's 4.49% yield.
| Position | TTM | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | 2016 | 2015 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
AGGY WisdomTree Yield Enhanced U.S. Aggregate Bond Fund | 4.49% | 4.48% | 4.38% | 3.78% | 2.77% | 2.10% | 2.96% | 3.02% | 3.36% | 2.78% | 3.19% | 1.27% |
IBTO iShares iBonds Dec 2033 Term Treasury ETF | 4.15% | 4.05% | 4.23% | 1.66% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% |
Frequently Asked Questions
With a correlation of 0.91, IBTO and AGGY 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.
AGGY has higher volatility (1.41%) compared to IBTO (1.32%). In terms of maximum drawdown, IBTO dropped -8.36% vs AGGY's -20.98%.
On 1-year performance, AGGY leads with 5.88% vs 4.04% for IBTO. On fees, IBTO is cheaper at 0.07% per year. Their volatility is very similar. The better choice depends on whether you care most about return, fees, risk, or income.
Over the 1-year period, AGGY has performed better with a 5.88% return vs 4.04%. Past performance does not guarantee future results, so compare this with risk, fees, and fund exposure.
IBTO is cheaper with a 0.07% expense ratio, compared with 0.12% for AGGY.
AGGY has the higher dividend yield at 4.49%, compared with 4.15% for IBTO.
IBTO tracks ICE 2033 Maturity US Treasury Index, while AGGY tracks Bloomberg US Aggregate Yield Enhanced. They also come from different issuers: iShares and WisdomTree. Their fees differ too: 0.07% for IBTO and 0.12% for AGGY.
AGGY currently has the higher Sharpe Ratio (1.40 vs 0.91), 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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