IBGK vs. IWM
IBGK (iShares iBonds Dec 2054 Term Treasury ETF) and IWM (iShares Russell 2000 ETF) are both exchange-traded funds - IBGK is a Long-Term Bond fund tracking the ICE 2054 Maturity US Treasury Index, while IWM is a Small Cap Blend Equities fund tracking the Russell 2000 Index. Both are passively managed. Over the past year, IBGK returned -2.38% vs 36.90% for IWM. Their 0.17 correlation means their historical movements had little consistent relationship. IBGK charges 0.07%/yr vs 0.19%/yr for IWM.
Performance
IBGK vs. IWM - Performance Comparison
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Returns By Period
In the year-to-date period, IBGK achieves a -3.58% return, which is significantly lower than IWM's 18.79% return.
IBGK
- 1D
- -0.75%
- 1M
- -3.84%
- 6M
- -3.50%
- YTD
- -3.58%
- 1Y
- -2.38%
- 3Y*
- —
- 5Y*
- —
- 10Y*
- —
- ALL TIME*
- -1.65%
IWM
- 1D
- -0.48%
- 1M
- -2.14%
- 6M
- 12.62%
- YTD
- 18.79%
- 1Y
- 36.90%
- 3Y*
- 15.11%
- 5Y*
- 6.99%
- 10Y*
- 10.70%
- ALL TIME*
- 8.73%
Liquidity Comparison
| Position | Avg. Volume Value (2W) | Avg. Volume Value (1M) | Avg. Volume Value (3M) |
|---|---|---|---|
| $10.21K | $15.17K | $32.94K | |
| $6.67B | $6.32B | $7.45B |
IBGK vs. IWM - Yearly Performance Comparison
| 2026 (YTD) | 2025 | 2024 | |
|---|---|---|---|
IBGK iShares iBonds Dec 2054 Term Treasury ETF | -3.58% | 3.66% | -3.44% |
IWM iShares Russell 2000 ETF | 18.79% | 12.66% | 10.83% |
Correlation
The correlation between IBGK and IWM is 0.27, which is low. Their historical price movements had little consistent relationship.
| Correlation | |
|---|---|
Correlation (1Y) Focuses on recent behavior, but can change the most. | 0.27 |
Correlation (All Time) Calculated using the full available price history since Jun 12, 2024 | 0.17 |
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Return for Risk
IBGK vs. IWM — Risk / Return Rank
IBGK
IWM
IBGK vs. IWM - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for iShares iBonds Dec 2054 Term Treasury ETF (IBGK) 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.
| IBGK | IWM | Difference | |
|---|---|---|---|
| Sharpe ratioReturn per unit of total volatility | -1.89 | ||
| Sortino ratioReturn per unit of downside risk | -2.63 | ||
| Omega ratioGain probability vs. loss probability | 0.99 | 1.30 | -0.31 |
| Calmar ratioReturn relative to maximum drawdown | -0.15 | 3.11 | -3.26 |
| Martin ratioReturn relative to average drawdown | -0.33 | 11.02 | -11.34 |
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Drawdowns
IBGK vs. IWM - Drawdown Comparison
The maximum IBGK drawdown since its inception was -14.62%, smaller than the maximum IWM drawdown of -59.05%. Use the drawdown chart below to compare losses from any high point for IBGK and IWM.
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Drawdown Indicators
| IBGK | IWM | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -14.62% | -59.05% | +44.43% |
Max Drawdown (1Y)Largest decline over 1 year | -7.48% | -11.03% | +3.55% |
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 | -12.13% | -3.08% | -9.05% |
Average DrawdownAverage peak-to-trough decline | -8.15% | -10.71% | +2.56% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 3.41% | 3.11% | +0.30% |
Volatility
IBGK vs. IWM - Volatility Comparison
The current volatility for iShares iBonds Dec 2054 Term Treasury ETF (IBGK) is 2.38%, while iShares Russell 2000 ETF (IWM) has a volatility of 3.82%. This indicates that IBGK 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
| IBGK | IWM | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 2.38% | 3.82% | -1.44% |
Volatility (6M)Calculated over the trailing 6-month period | 6.58% | 14.12% | -7.54% |
Volatility (1Y)Calculated over the trailing 1-year period | 8.93% | 19.41% | -10.48% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 11.63% | 22.48% | -10.85% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 11.63% | 23.01% | -11.38% |
IBGK vs. IWM - Expense Ratio Comparison
IBGK has a 0.07% 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
IBGK vs. IWM - Dividend Comparison
IBGK's dividend yield for the trailing twelve months is around 4.83%, more than IWM's 0.91% yield.
| Position | TTM | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | 2016 | 2015 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
IBGK iShares iBonds Dec 2054 Term Treasury ETF | 4.41% | 4.59% | 3.15% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% |
IWM iShares Russell 2000 ETF | 0.91% | 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
IBGK and IWM have a correlation of 0.27, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.
IWM has higher volatility (3.82%) compared to IBGK (2.38%). In terms of maximum drawdown, IBGK dropped -14.62% vs IWM's -59.05%.
On 1-year performance, IWM leads with 36.90% vs -2.38% for IBGK. On fees, IBGK is cheaper at 0.07% per year. On volatility, IBGK has been the lower-risk option at 2.38%. 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 36.90% return vs -2.38%. Past performance does not guarantee future results, so compare this with risk, fees, and fund exposure.
IBGK is cheaper with a 0.07% expense ratio, compared with 0.19% for IWM.
IBGK has the higher dividend yield at 4.41%, compared with 0.91% for IWM.
IBGK is categorized as Long-Term Bond, while IWM is Small Cap Blend Equities. IBGK tracks ICE 2054 Maturity US Treasury Index, while IWM tracks Russell 2000 Index. Their fees differ too: 0.07% for IBGK and 0.19% for IWM.
IWM currently has the higher Sharpe Ratio (1.77 vs -0.12), 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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