SPIB vs. IGIB
SPIB (SPDR Portfolio Intermediate Term Corporate Bond ETF) and IGIB (iShares 5-10 Year Investment Grade Corporate Bond ETF) are both Corporate Bonds funds - SPIB tracks the Bloomberg US Aggregate Credit - Corporate - Investment Grade - Intermediate while IGIB tracks the ICE BofA 5-10 Year US Corporate Index. Both are passively managed. Over the past 10 years, SPIB returned 2.80%/yr vs 3.00%/yr for IGIB. A 0.80 correlation means they provide meaningful diversification when combined. SPIB charges 0.07%/yr vs 0.04%/yr for IGIB.
Performance
SPIB vs. IGIB - Performance Comparison
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Returns By Period
In the year-to-date period, SPIB achieves a 0.55% return, which is significantly higher than IGIB's 0.33% return. Over the past 10 years, SPIB has underperformed IGIB with an annualized return of 2.80%, while IGIB has yielded a comparatively higher 3.00% annualized return.
SPIB
- 1D
- 0.09%
- 1M
- 0.46%
- YTD
- 0.55%
- 6M
- 0.76%
- 1Y
- 4.57%
- 3Y*
- 5.86%
- 5Y*
- 1.78%
- 10Y*
- 2.80%
IGIB
- 1D
- 0.07%
- 1M
- 0.63%
- YTD
- 0.33%
- 6M
- 0.48%
- 1Y
- 5.29%
- 3Y*
- 6.29%
- 5Y*
- 1.29%
- 10Y*
- 3.00%
SPIB vs. IGIB - Yearly Performance Comparison
| 2026 (YTD) | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | |
|---|---|---|---|---|---|---|---|---|---|---|
SPIB SPDR Portfolio Intermediate Term Corporate Bond ETF | 0.55% | 7.91% | 4.28% | 7.27% | -9.65% | -1.24% | 7.69% | 10.23% | -0.49% | 3.76% |
IGIB iShares 5-10 Year Investment Grade Corporate Bond ETF | 0.33% | 9.58% | 3.49% | 9.22% | -14.00% | -1.66% | 9.64% | 14.60% | -0.71% | 3.50% |
Correlation
The correlation between SPIB and IGIB is 0.98 - these two move nearly in lockstep. At this level, holding both provides almost no diversification benefit. If you already own one, adding the other does little to reduce portfolio risk.
| Correlation | |
|---|---|
Correlation (1Y) Calculated over the trailing 1-year period | 0.98 |
Correlation (3Y) Calculated over the trailing 3-year period | 0.98 |
Correlation (5Y) Calculated over the trailing 5-year period | 0.97 |
Correlation (10Y) Calculated over the trailing 10-year period | 0.93 |
Correlation (All Time) Calculated using the full available price history since Feb 20, 2009 | 0.80 |
The correlation between SPIB and IGIB shifts across timeframes, from 0.80 (all time) to 0.98 (3 years), reflecting how their relationship changes across market environments.
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Return for Risk
SPIB vs. IGIB — Risk / Return Rank
SPIB
IGIB
SPIB vs. IGIB - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for SPDR Portfolio Intermediate Term Corporate Bond ETF (SPIB) and iShares 5-10 Year Investment Grade Corporate Bond ETF (IGIB). 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.
| SPIB | IGIB | Difference | |
|---|---|---|---|
| Sharpe ratioReturn per unit of total volatility | +0.33 | ||
| Sortino ratioReturn per unit of downside risk | +0.54 | ||
| Omega ratioGain probability vs. loss probability | 1.30 | 1.23 | +0.07 |
| Calmar ratioReturn relative to maximum drawdown | 2.27 | 1.76 | +0.51 |
| Martin ratioReturn relative to average drawdown | 7.60 | 5.67 | +1.93 |
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Drawdowns
SPIB vs. IGIB - Drawdown Comparison
The maximum SPIB drawdown since its inception was -14.94%, smaller than the maximum IGIB drawdown of -20.62%. Use the drawdown chart below to compare losses from any high point for SPIB and IGIB.
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Drawdown Indicators
| SPIB | IGIB | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -14.94% | -20.62% | +5.68% |
Max Drawdown (1Y)Largest decline over 1 year | -2.02% | -3.01% | +0.99% |
Max Drawdown (3Y)Largest decline over 3 years | -3.18% | -6.05% | +2.87% |
Max Drawdown (5Y)Largest decline over 5 years | -14.80% | -20.62% | +5.82% |
Max Drawdown (10Y)Largest decline over 10 years | -14.94% | -20.62% | +5.68% |
Current DrawdownCurrent decline from peak | -0.69% | -1.21% | +0.52% |
Average DrawdownAverage peak-to-trough decline | -1.90% | -2.58% | +0.68% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 0.60% | 0.93% | -0.33% |
Volatility
SPIB vs. IGIB - Volatility Comparison
The current volatility for SPDR Portfolio Intermediate Term Corporate Bond ETF (SPIB) is 0.91%, while iShares 5-10 Year Investment Grade Corporate Bond ETF (IGIB) has a volatility of 1.22%. This indicates that SPIB experiences smaller price fluctuations and is considered to be less risky than IGIB based on this measure. The chart below showcases a comparison of their rolling one-month volatility.
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Volatility by Period
| SPIB | IGIB | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 0.91% | 1.22% | -0.31% |
Volatility (6M)Calculated over the trailing 6-month period | 2.19% | 3.18% | -0.99% |
Volatility (1Y)Calculated over the trailing 1-year period | 2.85% | 4.14% | -1.29% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 4.48% | 6.57% | -2.09% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 4.60% | 6.07% | -1.47% |
SPIB vs. IGIB - Expense Ratio Comparison
SPIB has a 0.07% expense ratio, which is higher than IGIB's 0.04% expense ratio. However, both funds are considered low-cost compared to the broader market, where average expense ratios usually range from 0.3% to 0.9%.
Dividends
SPIB vs. IGIB - Dividend Comparison
SPIB's dividend yield for the trailing twelve months is around 4.46%, less than IGIB's 4.81% yield.
| Position | TTM | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | 2016 | 2015 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
IGIB iShares 5-10 Year Investment Grade Corporate Bond ETF | 4.81% | 4.59% | 4.41% | 3.78% | 3.04% | 2.52% | 2.74% | 3.44% | 3.41% | 2.51% | 2.45% | 2.51% |
SPIB SPDR Portfolio Intermediate Term Corporate Bond ETF | 4.46% | 4.42% | 4.41% | 3.84% | 2.65% | 1.58% | 2.18% | 3.03% | 3.04% | 2.79% | 2.68% | 2.69% |
Frequently Asked Questions
With a correlation of 0.98, SPIB and IGIB 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.
IGIB has higher volatility (1.22%) compared to SPIB (0.91%). In terms of maximum drawdown, SPIB dropped -14.94% vs IGIB's -20.62%.
On 10-year performance, IGIB leads with 3.00% vs 2.80% for SPIB. On fees, IGIB is cheaper at 0.04% per year. On volatility, SPIB has been the lower-risk option at 0.91%. The better choice depends on whether you care most about return, fees, risk, or income.
Over the 10-year period, IGIB has performed better with a 3.00% return vs 2.80%. Past performance does not guarantee future results, so compare this with risk, fees, and fund exposure.
IGIB is cheaper with a 0.04% expense ratio, compared with 0.07% for SPIB.
IGIB has the higher dividend yield at 4.81%, compared with 4.46% for SPIB.
SPIB tracks Bloomberg US Aggregate Credit - Corporate - Investment Grade - Intermediate, while IGIB tracks ICE BofA 5-10 Year US Corporate Index. They also come from different issuers: State Street and iShares. Their fees differ too: 0.07% for SPIB and 0.04% for IGIB.
SPIB currently has the higher Sharpe Ratio (1.61 vs 1.29), 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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