SUSB vs. DRSK

Last updated Apr 1, 2026

Compare and contrast key facts about iShares ESG 1-5 Year USD Corporate Bond ETF (SUSB) and Aptus Defined Risk ETF (DRSK).

SUSB and DRSK are both exchange-traded funds (ETFs), meaning they are traded on stock exchanges and can be bought and sold throughout the day. SUSB is a passively managed fund by iShares that tracks the performance of the Bloomberg Barclays MSCI US Corporate 1-5 Year ESG Focus Index. It was launched on Jul 12, 2017. DRSK is an actively managed fund by Aptus Capital Advisors. It was launched on Aug 8, 2018.

Performance

SUSB vs. DRSK - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in iShares ESG 1-5 Year USD Corporate Bond ETF (SUSB) and Aptus Defined Risk ETF (DRSK). The values are adjusted to include any dividend payments, if applicable.

SUSB vs. DRSK - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020	2019	2018
SUSB iShares ESG 1-5 Year USD Corporate Bond ETF	0.04%	6.81%	4.83%	5.98%	-5.72%	-0.76%	4.96%	7.02%	0.76%
DRSK Aptus Defined Risk ETF	-3.23%	7.67%	12.50%	2.08%	-9.57%	0.88%	13.80%	12.64%	2.40%

Returns By Period

In the year-to-date period, SUSB achieves a 0.04% return, which is significantly higher than DRSK's -3.23% return.

SUSB

• 1D: 0.26%
• 1M: -0.87%
• YTD: 0.04%
• 6M: 1.28%
• 1Y: 4.85%
• 3Y*: 5.31%
• 5Y*: 2.24%
• 10Y*: —

DRSK

• 1D: 0.66%
• 1M: -2.65%
• YTD: -3.23%
• 6M: -3.42%
• 1Y: 4.04%
• 3Y*: 5.48%
• 5Y*: 1.73%
• 10Y*: —

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

SUSB vs. DRSK - Expense Ratio Comparison

SUSB has a 0.12% expense ratio, which is lower than DRSK's 0.79% expense ratio.

DRSK

Aptus Defined Risk ETF

SUSB

iShares ESG 1-5 Year USD Corporate Bond ETF

Return for Risk

SUSB vs. DRSK — Risk / Return Rank

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

SUSB

SUSB Risk / Return Rank: 93
SUSB Sharpe Ratio Rank: 92
SUSB Sortino Ratio Rank: 95
SUSB Omega Ratio Rank: 94
SUSB Calmar Ratio Rank: 92
SUSB Martin Ratio Rank: 93

DRSK

DRSK Risk / Return Rank: 25
DRSK Sharpe Ratio Rank: 28
DRSK Sortino Ratio Rank: 28
DRSK Omega Ratio Rank: 25
DRSK Calmar Ratio Rank: 24
DRSK Martin Ratio Rank: 22

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.

SUSB vs. DRSK - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for iShares ESG 1-5 Year USD Corporate Bond ETF (SUSB) and Aptus Defined Risk ETF (DRSK). 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.

	SUSB	DRSK	Difference
Sharpe ratio Return per unit of total volatility	2.12	0.50	+1.62
Sortino ratio Return per unit of downside risk	3.09	0.80	+2.30
Omega ratio Gain probability vs. loss probability	1.43	1.09	+0.34
Calmar ratio Return relative to maximum drawdown	3.26	0.51	+2.75
Martin ratio Return relative to average drawdown	13.63	1.39	+12.24
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month.

SUSB vs. DRSK - Sharpe Ratio Comparison

The current SUSB Sharpe Ratio is 2.12, which is higher than the DRSK Sharpe Ratio of 0.50. The chart below compares the historical Sharpe Ratios of SUSB and DRSK, offering insights into how both investments have performed under varying market conditions. These values are calculated using daily returns over the previous 12 months.

Sharpe Ratios by Period

	SUSB	DRSK	Difference
Sharpe Ratio (1Y) Calculated over the trailing 1-year period	2.12	0.50	+1.62
Sharpe Ratio (5Y) Calculated over the trailing 5-year period	0.76	0.24	+0.52
Sharpe Ratio (All Time) Calculated using the full available price history	0.72	0.69	+0.02

Correlation

The correlation between SUSB and DRSK is 0.48, which is considered to be moderate. This suggests that the two assets have some degree of positive relationship in their price movements. Moderate correlation can be acceptable for portfolio diversification, offering a balance between risk and potential returns.

Dividends

SUSB vs. DRSK - Dividend Comparison

SUSB's dividend yield for the trailing twelve months is around 4.45%, more than DRSK's 3.89% yield.

	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017
SUSB iShares ESG 1-5 Year USD Corporate Bond ETF	4.10%	4.40%	3.81%	2.81%	1.74%	1.30%	1.91%	2.83%	2.61%	0.96%
DRSK Aptus Defined Risk ETF	3.89%	3.67%	3.31%	3.57%	1.93%	2.64%	5.69%	3.04%	2.62%	0.00%

Drawdowns

SUSB vs. DRSK - Drawdown Comparison

The maximum SUSB drawdown since its inception was -13.25%, smaller than the maximum DRSK drawdown of -19.87%. Use the drawdown chart below to compare losses from any high point for SUSB and DRSK.

Drawdown Indicators

	SUSB	DRSK	Difference
Max Drawdown Largest peak-to-trough decline	-13.25%	-19.87%	+6.62%
Max Drawdown (1Y) Largest decline over 1 year	-1.49%	-7.20%	+5.71%
Max Drawdown (5Y) Largest decline over 5 years	-9.57%	-19.87%	+10.30%
Current Drawdown Current decline from peak	-0.87%	-6.28%	+5.41%
Average Drawdown Average peak-to-trough decline	-1.60%	-4.26%	+2.66%
Ulcer Index Depth and duration of drawdowns from previous peaks	0.36%	2.63%	-2.27%

Volatility

SUSB vs. DRSK - Volatility Comparison

The current volatility for iShares ESG 1-5 Year USD Corporate Bond ETF (SUSB) is 0.93%, while Aptus Defined Risk ETF (DRSK) has a volatility of 1.74%. This indicates that SUSB experiences smaller price fluctuations and is considered to be less risky than DRSK based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	SUSB	DRSK	Difference
Volatility (1M) Calculated over the trailing 1-month period	0.93%	1.74%	-0.81%
Volatility (6M) Calculated over the trailing 6-month period	1.35%	5.46%	-4.11%
Volatility (1Y) Calculated over the trailing 1-year period	2.29%	8.09%	-5.80%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	2.94%	7.22%	-4.28%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	3.75%	7.00%	-3.25%