IUSB vs. FIGB
IUSB (iShares Core Universal USD Bond ETF) and FIGB (Fidelity Investment Grade Bond ETF) are both exchange-traded funds - IUSB is a Intermediate Core-Plus Bond fund tracking the Bloomberg U.S. Universal Index, while FIGB is a Intermediate Core Bond fund actively managed by Fidelity. IUSB is passively managed, while FIGB is actively managed. Over the past 5 years, IUSB returned 0.44%/yr vs 0.24%/yr for FIGB. Their correlation of 0.89 suggests significant overlap in exposure. IUSB charges 0.06%/yr vs 0.36%/yr for FIGB.
Performance
IUSB vs. FIGB - Performance Comparison
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Returns By Period
In the year-to-date period, IUSB achieves a 0.43% return, which is significantly higher than FIGB's 0.14% return.
IUSB
- 1D
- -0.17%
- 1M
- 0.31%
- YTD
- 0.43%
- 6M
- 0.31%
- 1Y
- 5.54%
- 3Y*
- 4.51%
- 5Y*
- 0.44%
- 10Y*
- 1.94%
FIGB
- 1D
- -0.14%
- 1M
- 0.11%
- YTD
- 0.14%
- 6M
- 0.08%
- 1Y
- 4.93%
- 3Y*
- 4.09%
- 5Y*
- 0.24%
- 10Y*
- —
IUSB vs. FIGB - Yearly Performance Comparison
| 2026 (YTD) | 2025 | 2024 | 2023 | 2022 | 2021 | |
|---|---|---|---|---|---|---|
IUSB iShares Core Universal USD Bond ETF | 0.43% | 7.38% | 2.11% | 6.23% | -13.04% | 1.37% |
FIGB Fidelity Investment Grade Bond ETF | 0.14% | 6.95% | 1.51% | 6.65% | -13.43% | 1.77% |
Correlation
The correlation between IUSB and FIGB is 0.87, 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 | 0.87 |
Correlation (3Y) Calculated over the trailing 3-year period | 0.86 |
Correlation (5Y) Calculated over the trailing 5-year period | 0.90 |
Correlation (All Time) Calculated using the full available price history since Mar 5, 2021 | 0.89 |
The correlation between IUSB and FIGB has been stable across timeframes, ranging from 0.86 to 0.90 - a consistent structural relationship.
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Return for Risk
IUSB vs. FIGB — Risk / Return Rank
IUSB
FIGB
IUSB vs. FIGB - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for iShares Core Universal USD Bond ETF (IUSB) and Fidelity Investment Grade Bond ETF (FIGB). 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.
| IUSB | FIGB | Difference | |
|---|---|---|---|
| Sharpe ratioReturn per unit of total volatility | +0.35 | ||
| Sortino ratioReturn per unit of downside risk | +0.56 | ||
| Omega ratioGain probability vs. loss probability | 1.27 | 1.21 | +0.07 |
| Calmar ratioReturn relative to maximum drawdown | 2.20 | 1.69 | +0.51 |
| Martin ratioReturn relative to average drawdown | 6.68 | 5.25 | +1.43 |
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
| IUSB | FIGB | Difference | |
|---|---|---|---|
Sharpe Ratio (1Y)Calculated over the trailing 1-year period | 1.54 | 1.19 | +0.35 |
Sharpe Ratio (5Y)Calculated over the trailing 5-year period | 0.08 | 0.04 | +0.04 |
Sharpe Ratio (10Y)Calculated over the trailing 10-year period | 0.39 | — | — |
Sharpe Ratio (All Time)Calculated using the full available price history | 0.46 | 0.07 | +0.39 |
Drawdowns
IUSB vs. FIGB - Drawdown Comparison
The maximum IUSB drawdown since its inception was -17.90%, roughly equal to the maximum FIGB drawdown of -18.08%. Use the drawdown chart below to compare losses from any high point for IUSB and FIGB.
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Drawdown Indicators
| IUSB | FIGB | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -17.90% | -18.08% | +0.18% |
Max Drawdown (1Y)Largest decline over 1 year | -2.53% | -2.93% | +0.40% |
Max Drawdown (3Y)Largest decline over 3 years | -5.82% | -6.17% | +0.35% |
Max Drawdown (5Y)Largest decline over 5 years | -17.87% | -18.08% | +0.21% |
Max Drawdown (10Y)Largest decline over 10 years | -17.90% | — | — |
Current DrawdownCurrent decline from peak | -1.33% | -1.60% | +0.27% |
Average DrawdownAverage peak-to-trough decline | -3.59% | -6.92% | +3.33% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 0.83% | 0.94% | -0.11% |
Volatility
IUSB vs. FIGB - Volatility Comparison
The current volatility for iShares Core Universal USD Bond ETF (IUSB) is 1.24%, while Fidelity Investment Grade Bond ETF (FIGB) has a volatility of 1.42%. This indicates that IUSB experiences smaller price fluctuations and is considered to be less risky than FIGB based on this measure. The chart below showcases a comparison of their rolling one-month volatility.
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Volatility by Period
| IUSB | FIGB | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 1.24% | 1.42% | -0.18% |
Volatility (6M)Calculated over the trailing 6-month period | 2.62% | 2.87% | -0.25% |
Volatility (1Y)Calculated over the trailing 1-year period | 3.62% | 4.16% | -0.54% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 5.79% | 6.28% | -0.49% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 5.04% | 6.17% | -1.13% |
IUSB vs. FIGB - Expense Ratio Comparison
IUSB has a 0.06% expense ratio, which is lower than FIGB's 0.36% expense ratio.
Dividends
IUSB vs. FIGB - Dividend Comparison
IUSB's dividend yield for the trailing twelve months is around 4.23%, more than FIGB's 4.11% yield.
| Position | TTM | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | 2016 | 2015 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
FIGB Fidelity Investment Grade Bond ETF | 4.11% | 4.15% | 4.28% | 3.79% | 2.44% | 1.10% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% |
IUSB iShares Core Universal USD Bond ETF | 4.23% | 4.17% | 4.04% | 3.46% | 2.53% | 1.74% | 2.68% | 3.04% | 2.98% | 2.56% | 2.60% | 1.95% |
Frequently Asked Questions
IUSB and FIGB have a correlation of 0.87, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.
FIGB has higher volatility (1.42%) compared to IUSB (1.24%). In terms of maximum drawdown, IUSB dropped -17.90% vs FIGB's -18.08%.
On 5-year performance, IUSB leads with 0.44% vs 0.24% for FIGB. On fees, IUSB is cheaper at 0.06% per year. On volatility, IUSB has been the lower-risk option at 1.24%. The better choice depends on whether you care most about return, fees, risk, or income.
Over the 5-year period, IUSB has performed better with a 0.44% return vs 0.24%. Past performance does not guarantee future results, so compare this with risk, fees, and fund exposure.
IUSB is cheaper with a 0.06% expense ratio, compared with 0.36% for FIGB.
IUSB has the higher dividend yield at 4.23%, compared with 4.11% for FIGB.
IUSB is categorized as Intermediate Core-Plus Bond, while FIGB is Intermediate Core Bond. They also come from different issuers: iShares and Fidelity. Their fees differ too: 0.06% for IUSB and 0.36% for FIGB.
IUSB currently has the higher Sharpe Ratio (1.54 vs 1.19), 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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