BSCZ vs. IBDS

Last updated Jun 3, 2026

BSCZ (Invesco BulletShares 2035 Corporate Bond ETF) and IBDS (iShares iBonds Dec 2027 Term Corporate ETF) are both Corporate Bonds funds - BSCZ tracks the BulletShares® USD Corporate Bond 2035 Index while IBDS tracks the Bloomberg Barclays December 2027 Maturity Corporate Index. Both are passively managed. A 0.69 correlation means they provide meaningful diversification when combined. Both charge a 0.10% expense ratio.

Performance

BSCZ vs. IBDS - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in Invesco BulletShares 2035 Corporate Bond ETF (BSCZ) and iShares iBonds Dec 2027 Term Corporate ETF (IBDS). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, BSCZ achieves a 0.43% return, which is significantly lower than IBDS's 1.27% return.

BSCZ

• 1D: 0.05%
• 1M: 0.33%
• YTD: 0.43%
• 6M: 0.44%
• 1Y: —
• 3Y*: —
• 5Y*: —
• 10Y*: —

IBDS

• 1D: 0.00%
• 1M: 0.31%
• YTD: 1.27%
• 6M: 1.74%
• 1Y: 4.57%
• 3Y*: 5.29%
• 5Y*: 1.51%
• 10Y*: —

*Multi-year figures are annualized to reflect compound growth (CAGR)

BSCZ vs. IBDS - Yearly Performance Comparison

	2026 (YTD)	2025
BSCZ Invesco BulletShares 2035 Corporate Bond ETF	0.43%	5.67%
IBDS iShares iBonds Dec 2027 Term Corporate ETF	1.27%	3.17%

Correlation

The correlation between BSCZ and IBDS is 0.69, which is moderate. They share some common price drivers but move independently often enough to provide real diversification benefit when combined.

	Correlation
Correlation (All Time) Calculated using the full available price history since Jun 12, 2025	0.69

Return for Risk

BSCZ vs. IBDS — Risk / Return Rank

Compare risk-adjusted metric ranks to identify better-performing investments over the past 12 months.

IBDS

IBDS Risk / Return Rank: 97
IBDS Sharpe Ratio Rank: 96
IBDS Sortino Ratio Rank: 98
IBDS Omega Ratio Rank: 98
IBDS Calmar Ratio Rank: 97
IBDS Martin Ratio Rank: 97

The rank (0–100) shows how this investment's returns compare to the risk taken. Higher = better. Based on the past 12 months of data, combining Sharpe, Sortino, and other metrics used by quantitative funds and institutional investors.

BSCZ vs. IBDS - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Invesco BulletShares 2035 Corporate Bond ETF (BSCZ) and iShares iBonds Dec 2027 Term Corporate ETF (IBDS). 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.

Risk / return metrics aren't available yet — we need at least 12 months of trading data to calculate them.

Sharpe Ratios by Period

	BSCZ	IBDS	Difference
Sharpe Ratio (1Y) Calculated over the trailing 1-year period	—	4.19	—
Sharpe Ratio (5Y) Calculated over the trailing 5-year period	—	0.36	—
Sharpe Ratio (All Time) Calculated using the full available price history	1.27	0.57	+0.70

Drawdowns

BSCZ vs. IBDS - Drawdown Comparison

The maximum BSCZ drawdown since its inception was -3.28%, smaller than the maximum IBDS drawdown of -16.75%. Use the drawdown chart below to compare losses from any high point for BSCZ and IBDS.

Drawdown Indicators

	BSCZ	IBDS	Difference
Max Drawdown Largest peak-to-trough decline	-3.28%	-16.75%	+13.47%
Max Drawdown (1Y) Largest decline over 1 year	—	-0.43%	—
Max Drawdown (3Y) Largest decline over 3 years	—	-2.27%	—
Max Drawdown (5Y) Largest decline over 5 years	—	-14.98%	—
Current Drawdown Current decline from peak	-1.22%	-0.02%	-1.20%
Average Drawdown Average peak-to-trough decline	-0.74%	-3.36%	+2.62%
Ulcer Index Depth and duration of drawdowns from previous peaks	—	0.09%	—

Volatility

Volatility by Period

	BSCZ	IBDS	Difference
Volatility (1M) Calculated over the trailing 1-month period	—	0.15%	—
Volatility (6M) Calculated over the trailing 6-month period	—	0.64%	—
Volatility (1Y) Calculated over the trailing 1-year period	4.99%	1.09%	+3.90%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	4.99%	4.18%	+0.81%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	4.99%	5.55%	-0.56%

BSCZ vs. IBDS - Expense Ratio Comparison

Both BSCZ and IBDS 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

BSCZ vs. IBDS - Dividend Comparison

BSCZ's dividend yield for the trailing twelve months is around 4.08%, less than IBDS's 4.32% yield.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017
BSCZ Invesco BulletShares 2035 Corporate Bond ETF	4.08%	2.18%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%
IBDS iShares iBonds Dec 2027 Term Corporate ETF	4.32%	4.36%	4.37%	3.81%	2.87%	2.19%	2.66%	3.32%	3.66%	0.97%

Frequently Asked Questions

Can I hold both BSCZ and IBDS in my portfolio?

BSCZ and IBDS have a correlation of 0.69, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which ETF is better, BSCZ or IBDS?

Both ETFs have the same 0.10% expense ratio. The better choice depends on whether you care most about return, fees, risk, or income.

Which ETF is cheaper, BSCZ or IBDS?

BSCZ and IBDS have the same expense ratio: 0.10% per year.

Which ETF pays a higher dividend yield, BSCZ or IBDS?

IBDS has the higher dividend yield at 4.32%, compared with 4.08% for BSCZ.

What is the main difference between BSCZ and IBDS?

BSCZ tracks BulletShares® USD Corporate Bond 2035 Index, while IBDS tracks Bloomberg Barclays December 2027 Maturity Corporate Index. They also come from different issuers: Invesco and iShares.