IBDT vs. BSCS
IBDT (iShares iBonds Dec 2028 Term Corporate ETF) and BSCS (Invesco BulletShares 2028 Corporate Bond ETF) are both Corporate Bonds funds - IBDT tracks the Bloomberg December 2028 Maturity Corporate Index while BSCS tracks the NASDAQ BulletShares USD Corporate Bond 2028 TR Index. Both are passively managed. Over the past 5 years, IBDT returned 1.07%/yr vs 1.07%/yr for BSCS. Their correlation of 0.85 means they have usually moved in the same direction. Both charge a 0.10% expense ratio.
Performance
IBDT vs. BSCS - Performance Comparison
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Returns By Period
The year-to-date returns for both stocks are quite close, with IBDT having a 1.18% return and BSCS slightly lower at 1.16%.
IBDT
- 1D
- -0.06%
- 1M
- 0.02%
- 6M
- 0.85%
- YTD
- 1.18%
- 1Y
- 3.43%
- 3Y*
- 5.62%
- 5Y*
- 1.07%
- 10Y*
- —
- ALL TIME*
- 3.89%
BSCS
- 1D
- -0.05%
- 1M
- 0.03%
- 6M
- 0.79%
- YTD
- 1.16%
- 1Y
- 3.41%
- 3Y*
- 5.60%
- 5Y*
- 1.07%
- 10Y*
- —
- ALL TIME*
- 3.70%
Liquidity Comparison
| Position | Avg. Volume Value (2W) | Avg. Volume Value (1M) | Avg. Volume Value (3M) |
|---|---|---|---|
| $9.44M | $10.96M | $10.54M | |
| $16.99M | $16.78M | $15.59M |
IBDT vs. BSCS - Yearly Performance Comparison
| 2026 (YTD) | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | |
|---|---|---|---|---|---|---|---|---|---|
IBDT iShares iBonds Dec 2028 Term Corporate ETF | 1.18% | 7.02% | 3.97% | 7.72% | -11.42% | -1.90% | 9.62% | 15.15% | 1.47% |
BSCS Invesco BulletShares 2028 Corporate Bond ETF | 1.16% | 7.04% | 3.87% | 7.62% | -11.24% | -1.89% | 10.17% | 15.41% | 0.20% |
Correlation
The correlation between IBDT and BSCS is 0.87, meaning they have usually moved in the same direction, including during past declines.
| Correlation | |
|---|---|
Correlation (1Y) Focuses on recent behavior, but can change the most. | 0.87 |
Correlation (3Y) Balances recent behavior with more history. | 0.92 |
Correlation (5Y) Shows whether the relationship held over a longer period. | 0.93 |
Correlation (All Time) Calculated using the full available price history since Sep 20, 2018 | 0.85 |
The correlation between IBDT and BSCS has been stable across timeframes, ranging from 0.85 to 0.93 - a consistent structural relationship.
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Return for Risk
IBDT vs. BSCS — Risk / Return Rank
IBDT
BSCS
IBDT vs. BSCS - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for iShares iBonds Dec 2028 Term Corporate ETF (IBDT) and Invesco BulletShares 2028 Corporate Bond ETF (BSCS). 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.
| IBDT | BSCS | Difference | |
|---|---|---|---|
| Sharpe ratioReturn per unit of total volatility | -0.02 | ||
| Sortino ratioReturn per unit of downside risk | -0.14 | ||
| Omega ratioGain probability vs. loss probability | 1.51 | 1.53 | -0.01 |
| Calmar ratioReturn relative to maximum drawdown | 3.85 | 3.74 | +0.11 |
| Martin ratioReturn relative to average drawdown | 17.60 | 16.19 | +1.41 |
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Drawdowns
IBDT vs. BSCS - Drawdown Comparison
The maximum IBDT drawdown since its inception was -17.79%, roughly equal to the maximum BSCS drawdown of -18.40%. Use the drawdown chart below to compare losses from any high point for IBDT and BSCS.
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Drawdown Indicators
| IBDT | BSCS | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -17.79% | -18.40% | +0.61% |
Max Drawdown (1Y)Largest decline over 1 year | -1.03% | -1.08% | +0.05% |
Max Drawdown (3Y)Largest decline over 3 years | -2.94% | -2.84% | -0.10% |
Max Drawdown (5Y)Largest decline over 5 years | -17.61% | -17.25% | -0.36% |
Current DrawdownCurrent decline from peak | -0.06% | -0.05% | -0.01% |
Average DrawdownAverage peak-to-trough decline | -4.08% | -4.12% | +0.04% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 0.22% | 0.25% | -0.03% |
Volatility
IBDT vs. BSCS - Volatility Comparison
iShares iBonds Dec 2028 Term Corporate ETF (IBDT) and Invesco BulletShares 2028 Corporate Bond ETF (BSCS) have volatilities of 0.44% and 0.46%, 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
| IBDT | BSCS | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 0.44% | 0.46% | -0.02% |
Volatility (6M)Calculated over the trailing 6-month period | 1.15% | 1.14% | +0.01% |
Volatility (1Y)Calculated over the trailing 1-year period | 1.59% | 1.60% | -0.01% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 5.03% | 4.89% | +0.14% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 6.31% | 6.18% | +0.13% |
IBDT vs. BSCS - Expense Ratio Comparison
Both IBDT and BSCS have an expense ratio of 0.10%, making them cost-effective options compared to the broader market, where average expense ratios typically range from 0.3% to 0.9%.
Dividends
IBDT vs. BSCS - Dividend Comparison
IBDT's dividend yield for the trailing twelve months is around 4.52%, more than BSCS's 4.45% yield.
| Position | TTM | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 |
|---|---|---|---|---|---|---|---|---|---|
BSCS Invesco BulletShares 2028 Corporate Bond ETF | 4.45% | 4.46% | 4.54% | 3.90% | 2.72% | 2.14% | 2.50% | 3.04% | 1.42% |
IBDT iShares iBonds Dec 2028 Term Corporate ETF | 4.14% | 4.56% | 4.67% | 4.10% | 3.25% | 2.45% | 2.80% | 3.32% | 1.47% |
Frequently Asked Questions
IBDT and BSCS 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.
BSCS has higher volatility (0.46%) compared to IBDT (0.44%). In terms of maximum drawdown, IBDT dropped -17.79% vs BSCS's -18.40%.
On 5-year performance, BSCS leads with 1.07% vs 1.07% for IBDT. Both ETFs have the same 0.10% expense ratio. 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, BSCS has performed better with a 1.07% return vs 1.07%. Past performance does not guarantee future results, so compare this with risk, fees, and fund exposure.
IBDT and BSCS have the same expense ratio: 0.10% per year.
BSCS has the higher dividend yield at 4.45%, compared with 4.14% for IBDT.
IBDT tracks Bloomberg December 2028 Maturity Corporate Index, while BSCS tracks NASDAQ BulletShares USD Corporate Bond 2028 TR Index. They also come from different issuers: iShares and Invesco.
BSCS currently has the higher Sharpe Ratio (2.52 vs 2.50), 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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