IEI vs. BIMIX
IEI (iShares 3-7 Year Treasury Bond ETF) and BIMIX (Baird Intermediate Bond Fund Class Institutional) are both funds - IEI is a Government Bonds fund tracking the ICE U.S. Treasury 3-7 Year Bond Index, while BIMIX is a Intermediate Core Bond fund managed by Baird. Over the past 10 years, IEI returned 1.23%/yr vs 2.01%/yr for BIMIX. Their correlation of 0.90 means they have usually moved in the same direction. IEI charges 0.15%/yr vs 0.30%/yr for BIMIX.
Performance
IEI vs. BIMIX - Performance Comparison
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Returns By Period
In the year-to-date period, IEI achieves a -0.22% return, which is significantly higher than BIMIX's -0.46% return. Over the past 10 years, IEI has underperformed BIMIX with an annualized return of 1.23%, while BIMIX has yielded a comparatively higher 2.01% annualized return.
IEI
- 1D
- 0.29%
- 1M
- -0.14%
- 6M
- -0.12%
- YTD
- -0.22%
- 1Y
- 1.50%
- 3Y*
- 3.83%
- 5Y*
- 0.14%
- 10Y*
- 1.23%
- ALL TIME*
- 2.84%
BIMIX
- 1D
- 0.10%
- 1M
- -0.31%
- 6M
- -0.57%
- YTD
- -0.46%
- 1Y
- 1.64%
- 3Y*
- 4.43%
- 5Y*
- 0.90%
- 10Y*
- 2.01%
- ALL TIME*
- 3.90%
Liquidity Comparison
| Position | Avg. Volume Value (2W) | Avg. Volume Value (1M) | Avg. Volume Value (3M) |
|---|---|---|---|
| $0.00 | $0.00 | $0.00 | |
| $180.86M | $155.16M | $151.09M |
IEI vs. BIMIX - Yearly Performance Comparison
| 2026 (YTD) | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | |
|---|---|---|---|---|---|---|---|---|---|---|
IEI iShares 3-7 Year Treasury Bond ETF | -0.22% | 6.96% | 1.81% | 4.42% | -9.51% | -2.54% | 6.95% | 5.71% | 1.36% | 1.22% |
BIMIX Baird Intermediate Bond Fund Class Institutional | -0.46% | 6.69% | 3.45% | 5.78% | -8.64% | -1.41% | 7.42% | 7.05% | 0.58% | 2.74% |
Correlation
The correlation between IEI and BIMIX is 0.90, meaning they have usually moved in the same direction, including during past declines.
| Correlation | |
|---|---|
Correlation (1Y) Focuses on recent behavior, but can change the most. | 0.90 |
Correlation (3Y) Balances recent behavior with more history. | 0.94 |
Correlation (5Y) Shows whether the relationship held over a longer period. | 0.96 |
Correlation (10Y) Provides a long-term view across more market conditions. | 0.92 |
Correlation (All Time) Calculated using the full available price history since Jan 11, 2007 | 0.90 |
The correlation between IEI and BIMIX has been stable across timeframes, ranging from 0.90 to 0.96 - a consistent structural relationship.
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Return for Risk
IEI vs. BIMIX — Risk / Return Rank
IEI
BIMIX
IEI vs. BIMIX - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for iShares 3-7 Year Treasury Bond ETF (IEI) and Baird Intermediate Bond Fund Class Institutional (BIMIX). 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.
| IEI | BIMIX | Difference | |
|---|---|---|---|
| Sharpe ratioReturn per unit of total volatility | -0.16 | ||
| Sortino ratioReturn per unit of downside risk | -0.21 | ||
| Omega ratioGain probability vs. loss probability | 1.09 | 1.12 | -0.03 |
| Calmar ratioReturn relative to maximum drawdown | 0.60 | 0.79 | -0.19 |
| Martin ratioReturn relative to average drawdown | 1.37 | 1.73 | -0.36 |
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Drawdowns
IEI vs. BIMIX - Drawdown Comparison
The maximum IEI drawdown since its inception was -14.60%, which is greater than BIMIX's maximum drawdown of -12.76%. Use the drawdown chart below to compare losses from any high point for IEI and BIMIX.
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Drawdown Indicators
| IEI | BIMIX | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -14.60% | -12.76% | -1.84% |
Max Drawdown (1Y)Largest decline over 1 year | -2.50% | -2.08% | -0.42% |
Max Drawdown (3Y)Largest decline over 3 years | -3.66% | -2.36% | -1.30% |
Max Drawdown (5Y)Largest decline over 5 years | -13.52% | -12.56% | -0.96% |
Max Drawdown (10Y)Largest decline over 10 years | -14.60% | -12.76% | -1.84% |
Current DrawdownCurrent decline from peak | -1.66% | -1.72% | +0.06% |
Average DrawdownAverage peak-to-trough decline | -2.66% | -1.48% | -1.18% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 1.10% | 0.95% | +0.15% |
Volatility
IEI vs. BIMIX - Volatility Comparison
iShares 3-7 Year Treasury Bond ETF (IEI) has a higher volatility of 0.82% compared to Baird Intermediate Bond Fund Class Institutional (BIMIX) at 0.69%. This indicates that IEI's price experiences larger fluctuations and is considered to be riskier than BIMIX based on this measure. The chart below showcases a comparison of their rolling one-month volatility.
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Volatility by Period
| IEI | BIMIX | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 0.82% | 0.69% | +0.13% |
Volatility (6M)Calculated over the trailing 6-month period | 2.38% | 1.94% | +0.44% |
Volatility (1Y)Calculated over the trailing 1-year period | 2.90% | 2.40% | +0.50% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 4.79% | 3.90% | +0.89% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 3.93% | 3.26% | +0.67% |
IEI vs. BIMIX - Expense Ratio Comparison
IEI has a 0.15% expense ratio, which is lower than BIMIX's 0.30% expense ratio.
Dividends
IEI vs. BIMIX - Dividend Comparison
IEI's dividend yield for the trailing twelve months is around 3.70%, more than BIMIX's 3.41% yield.
| Position | TTM | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | 2016 | 2015 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
BIMIX Baird Intermediate Bond Fund Class Institutional | 3.41% | 3.67% | 3.89% | 3.21% | 2.17% | 2.27% | 3.49% | 2.52% | 2.50% | 2.35% | 2.21% | 2.57% |
IEI iShares 3-7 Year Treasury Bond ETF | 3.70% | 3.48% | 3.18% | 2.36% | 1.37% | 0.73% | 1.12% | 2.01% | 1.95% | 1.51% | 1.33% | 1.39% |
Frequently Asked Questions
With a correlation of 0.90, IEI and BIMIX 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.
IEI has higher volatility (0.82%) compared to BIMIX (0.69%). In terms of maximum drawdown, IEI dropped -14.60% vs BIMIX's -12.76%.
BIMIX currently has the higher Sharpe Ratio (0.69 vs 0.52), 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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