IBIE vs. IWM
IBIE (iShares iBonds Oct 2028 Term TIPS ETF) and IWM (iShares Russell 2000 ETF) are both exchange-traded funds - IBIE is a Inflation-Protected Bonds fund tracking the ICE 2028 Maturity US Inflation-Linked Treasury Index, while IWM is a Small Cap Blend Equities fund tracking the Russell 2000 Index. Both are passively managed. Over the past year, IBIE returned 3.61% vs 39.77% for IWM. At a 0.12 correlation, their price movements are largely independent. IBIE charges 0.10%/yr vs 0.19%/yr for IWM.
Performance
IBIE vs. IWM - Performance Comparison
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Returns By Period
In the year-to-date period, IBIE achieves a 1.39% return, which is significantly lower than IWM's 21.03% return.
IBIE
- 1D
- 0.02%
- 1M
- -0.25%
- YTD
- 1.39%
- 6M
- 1.41%
- 1Y
- 3.61%
- 3Y*
- —
- 5Y*
- —
- 10Y*
- —
IWM
- 1D
- 0.46%
- 1M
- 4.31%
- YTD
- 21.03%
- 6M
- 17.89%
- 1Y
- 39.77%
- 3Y*
- 19.40%
- 5Y*
- 6.33%
- 10Y*
- 11.63%
IBIE vs. IWM - Yearly Performance Comparison
| 2026 (YTD) | 2025 | 2024 | 2023 | |
|---|---|---|---|---|
IBIE iShares iBonds Oct 2028 Term TIPS ETF | 1.39% | 6.46% | 3.95% | 2.93% |
IWM iShares Russell 2000 ETF | 21.03% | 12.66% | 11.38% | 9.08% |
Correlation
The correlation between IBIE and IWM is 0.04, meaning there is essentially no relationship between their price movements. Each responds to its own set of market drivers, making them strong candidates for combining in a diversified portfolio.
| Correlation | |
|---|---|
Correlation (1Y) Calculated over the trailing 1-year period | 0.04 |
Correlation (All Time) Calculated using the full available price history since Sep 15, 2023 | 0.12 |
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Return for Risk
IBIE vs. IWM — Risk / Return Rank
IBIE
IWM
IBIE vs. IWM - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for iShares iBonds Oct 2028 Term TIPS ETF (IBIE) and iShares Russell 2000 ETF (IWM). 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.
| IBIE | IWM | Difference | |
|---|---|---|---|
| Sharpe ratioReturn per unit of total volatility | +0.24 | ||
| Sortino ratioReturn per unit of downside risk | +1.04 | ||
| Omega ratioGain probability vs. loss probability | 1.48 | 1.33 | +0.15 |
| Calmar ratioReturn relative to maximum drawdown | 5.05 | 3.62 | +1.42 |
| Martin ratioReturn relative to average drawdown | 17.49 | 12.82 | +4.67 |
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Drawdowns
IBIE vs. IWM - Drawdown Comparison
The maximum IBIE drawdown since its inception was -1.70%, smaller than the maximum IWM drawdown of -59.05%. Use the drawdown chart below to compare losses from any high point for IBIE and IWM.
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Drawdown Indicators
| IBIE | IWM | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -1.70% | -59.05% | +57.35% |
Max Drawdown (1Y)Largest decline over 1 year | -0.72% | -11.03% | +10.31% |
Max Drawdown (3Y)Largest decline over 3 years | — | -27.50% | — |
Max Drawdown (5Y)Largest decline over 5 years | — | -31.91% | — |
Max Drawdown (10Y)Largest decline over 10 years | — | -41.13% | — |
Current DrawdownCurrent decline from peak | -0.70% | -0.50% | -0.20% |
Average DrawdownAverage peak-to-trough decline | -0.39% | -10.74% | +10.35% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 0.21% | 3.11% | -2.90% |
Volatility
IBIE vs. IWM - Volatility Comparison
The current volatility for iShares iBonds Oct 2028 Term TIPS ETF (IBIE) is 0.57%, while iShares Russell 2000 ETF (IWM) has a volatility of 6.52%. This indicates that IBIE experiences smaller price fluctuations and is considered to be less risky than IWM based on this measure. The chart below showcases a comparison of their rolling one-month volatility.
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Volatility by Period
| IBIE | IWM | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 0.57% | 6.52% | -5.95% |
Volatility (6M)Calculated over the trailing 6-month period | 1.08% | 14.30% | -13.22% |
Volatility (1Y)Calculated over the trailing 1-year period | 1.60% | 19.71% | -18.11% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 2.85% | 22.60% | -19.75% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 2.85% | 23.06% | -20.21% |
IBIE vs. IWM - Expense Ratio Comparison
IBIE has a 0.10% expense ratio, which is lower than IWM's 0.19% 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
IBIE vs. IWM - Dividend Comparison
IBIE's dividend yield for the trailing twelve months is around 3.27%, more than IWM's 0.90% yield.
| Position | TTM | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | 2016 | 2015 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
IBIE iShares iBonds Oct 2028 Term TIPS ETF | 3.27% | 4.09% | 4.23% | 0.75% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% |
IWM iShares Russell 2000 ETF | 0.90% | 1.04% | 1.15% | 1.35% | 1.48% | 0.94% | 1.04% | 1.26% | 1.40% | 1.26% | 1.38% | 1.54% |
Frequently Asked Questions
IBIE and IWM have a correlation of 0.04, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.
IWM has higher volatility (6.52%) compared to IBIE (0.57%). In terms of maximum drawdown, IBIE dropped -1.70% vs IWM's -59.05%.
On 1-year performance, IWM leads with 39.77% vs 3.61% for IBIE. On fees, IBIE is cheaper at 0.10% per year. On volatility, IBIE has been the lower-risk option at 0.57%. The better choice depends on whether you care most about return, fees, risk, or income.
Over the 1-year period, IWM has performed better with a 39.77% return vs 3.61%. Past performance does not guarantee future results, so compare this with risk, fees, and fund exposure.
IBIE is cheaper with a 0.10% expense ratio, compared with 0.19% for IWM.
IBIE has the higher dividend yield at 3.27%, compared with 0.90% for IWM.
IBIE is categorized as Inflation-Protected Bonds, while IWM is Small Cap Blend Equities. IBIE tracks ICE 2028 Maturity US Inflation-Linked Treasury Index, while IWM tracks Russell 2000 Index. Their fees differ too: 0.10% for IBIE and 0.19% for IWM.
IBIE currently has the higher Sharpe Ratio (2.27 vs 2.03), 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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