IBDV vs. SPIB
IBDV (iShares iBonds Dec 2030 Term Corporate ETF) and SPIB (SPDR Portfolio Intermediate Term Corporate Bond ETF) are both Corporate Bonds funds - IBDV tracks the Bloomberg December 2030 Maturity Corporate Index while SPIB tracks the Bloomberg US Aggregate Credit - Corporate - Investment Grade - Intermediate. Both are passively managed. Over the past 5 years, IBDV returned 0.77%/yr vs 1.77%/yr for SPIB. Their correlation of 0.92 suggests significant overlap in exposure. IBDV charges 0.10%/yr vs 0.07%/yr for SPIB.
Performance
IBDV vs. SPIB - Performance Comparison
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Returns By Period
In the year-to-date period, IBDV achieves a 0.25% return, which is significantly lower than SPIB's 0.46% return.
IBDV
- 1D
- -0.16%
- 1M
- 0.26%
- YTD
- 0.25%
- 6M
- 0.39%
- 1Y
- 4.33%
- 3Y*
- 5.61%
- 5Y*
- 0.77%
- 10Y*
- —
SPIB
- 1D
- -0.12%
- 1M
- 0.37%
- YTD
- 0.46%
- 6M
- 0.64%
- 1Y
- 4.70%
- 3Y*
- 5.83%
- 5Y*
- 1.77%
- 10Y*
- 2.79%
IBDV vs. SPIB - Yearly Performance Comparison
| 2026 (YTD) | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | |
|---|---|---|---|---|---|---|---|
IBDV iShares iBonds Dec 2030 Term Corporate ETF | 0.25% | 8.19% | 3.42% | 8.51% | -14.67% | -2.64% | 5.22% |
SPIB SPDR Portfolio Intermediate Term Corporate Bond ETF | 0.46% | 7.91% | 4.28% | 7.27% | -9.65% | -1.24% | 3.26% |
Correlation
The correlation between IBDV and SPIB is 0.95 - 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 | 0.95 |
Correlation (3Y) Calculated over the trailing 3-year period | 0.96 |
Correlation (5Y) Calculated over the trailing 5-year period | 0.93 |
Correlation (All Time) Calculated using the full available price history since Jun 25, 2020 | 0.92 |
The correlation between IBDV and SPIB has been stable across timeframes, ranging from 0.92 to 0.96 - a consistent structural relationship.
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Return for Risk
IBDV vs. SPIB — Risk / Return Rank
IBDV
SPIB
IBDV vs. SPIB - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for iShares iBonds Dec 2030 Term Corporate ETF (IBDV) and SPDR Portfolio Intermediate Term Corporate Bond ETF (SPIB). 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.
| IBDV | SPIB | Difference | |
|---|---|---|---|
| Sharpe ratioReturn per unit of total volatility | -0.15 | ||
| Sortino ratioReturn per unit of downside risk | -0.19 | ||
| Omega ratioGain probability vs. loss probability | 1.27 | 1.30 | -0.03 |
| Calmar ratioReturn relative to maximum drawdown | 2.10 | 2.34 | -0.23 |
| Martin ratioReturn relative to average drawdown | 6.93 | 7.83 | -0.90 |
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Drawdowns
IBDV vs. SPIB - Drawdown Comparison
The maximum IBDV drawdown since its inception was -21.85%, which is greater than SPIB's maximum drawdown of -14.94%. Use the drawdown chart below to compare losses from any high point for IBDV and SPIB.
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Drawdown Indicators
| IBDV | SPIB | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -21.85% | -14.94% | -6.91% |
Max Drawdown (1Y)Largest decline over 1 year | -2.07% | -2.02% | -0.05% |
Max Drawdown (3Y)Largest decline over 3 years | -5.64% | -3.18% | -2.46% |
Max Drawdown (5Y)Largest decline over 5 years | -21.54% | -14.80% | -6.74% |
Max Drawdown (10Y)Largest decline over 10 years | — | -14.94% | — |
Current DrawdownCurrent decline from peak | -0.97% | -0.78% | -0.19% |
Average DrawdownAverage peak-to-trough decline | -7.16% | -1.90% | -5.26% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 0.63% | 0.60% | +0.03% |
Volatility
IBDV vs. SPIB - Volatility Comparison
iShares iBonds Dec 2030 Term Corporate ETF (IBDV) and SPDR Portfolio Intermediate Term Corporate Bond ETF (SPIB) have volatilities of 0.87% and 0.91%, respectively, indicating that both stocks experience similar levels of price fluctuations. This suggests that the risk associated with both stocks, as measured by volatility, is nearly the same. The chart below showcases a comparison of their rolling one-month volatility.
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Volatility by Period
| IBDV | SPIB | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 0.87% | 0.91% | -0.04% |
Volatility (6M)Calculated over the trailing 6-month period | 2.06% | 2.19% | -0.13% |
Volatility (1Y)Calculated over the trailing 1-year period | 2.89% | 2.86% | +0.03% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 6.43% | 4.48% | +1.95% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 6.25% | 4.60% | +1.65% |
IBDV vs. SPIB - Expense Ratio Comparison
IBDV has a 0.10% expense ratio, which is higher than SPIB's 0.07% 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
IBDV vs. SPIB - Dividend Comparison
IBDV's dividend yield for the trailing twelve months is around 4.60%, more than SPIB's 4.46% yield.
| Position | TTM | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | 2016 | 2015 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
IBDV iShares iBonds Dec 2030 Term Corporate ETF | 4.60% | 4.57% | 4.69% | 4.09% | 3.02% | 1.99% | 0.90% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% |
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 0.95, IBDV and SPIB 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.
SPIB has higher volatility (0.91%) compared to IBDV (0.87%). In terms of maximum drawdown, IBDV dropped -21.85% vs SPIB's -14.94%.
On 5-year performance, SPIB leads with 1.77% vs 0.77% for IBDV. On fees, SPIB is cheaper at 0.07% per year. Their volatility is very similar. The better choice depends on whether you care most about return, fees, risk, or income.
Over the 5-year period, SPIB has performed better with a 1.77% return vs 0.77%. Past performance does not guarantee future results, so compare this with risk, fees, and fund exposure.
SPIB is cheaper with a 0.07% expense ratio, compared with 0.10% for IBDV.
IBDV has the higher dividend yield at 4.60%, compared with 4.46% for SPIB.
IBDV tracks Bloomberg December 2030 Maturity Corporate Index, while SPIB tracks Bloomberg US Aggregate Credit - Corporate - Investment Grade - Intermediate. They also come from different issuers: iShares and State Street. Their fees differ too: 0.10% for IBDV and 0.07% for SPIB.
SPIB currently has the higher Sharpe Ratio (1.66 vs 1.51), 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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