AVSF vs. ISDB

Last updated Jun 4, 2026

AVSF (Avantis Short-Term Fixed Income ETF) and ISDB (Invesco Short Duration Bond ETF) are both Short-Term Bond funds. Both are actively managed. Over the past 3 years, AVSF returned 4.80%/yr vs 5.60%/yr for ISDB. Their correlation of 0.83 suggests significant overlap in exposure. AVSF charges 0.15%/yr vs 0.36%/yr for ISDB.

Performance

AVSF vs. ISDB - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in Avantis Short-Term Fixed Income ETF (AVSF) and Invesco Short Duration Bond ETF (ISDB). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, AVSF achieves a 0.43% return, which is significantly lower than ISDB's 1.04% return.

AVSF

• 1D: -0.09%
• 1M: 0.10%
• YTD: 0.43%
• 6M: 0.72%
• 1Y: 4.02%
• 3Y*: 4.80%
• 5Y*: 1.83%
• 10Y*: —

ISDB

• 1D: -0.08%
• 1M: 0.36%
• YTD: 1.04%
• 6M: 1.43%
• 1Y: 4.99%
• 3Y*: 5.60%
• 5Y*: —
• 10Y*: —

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

AVSF vs. ISDB - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022
AVSF Avantis Short-Term Fixed Income ETF	0.43%	6.57%	3.81%	5.25%	-0.21%
ISDB Invesco Short Duration Bond ETF	1.04%	6.23%	5.35%	5.17%	0.01%

Correlation

The correlation between AVSF and ISDB is 0.74, which is moderate. They share some common price drivers but move independently often enough to provide real diversification benefit when combined.

	Correlation
Correlation (1Y) Calculated over the trailing 1-year period	0.74
Correlation (3Y) Calculated over the trailing 3-year period	0.81
Correlation (All Time) Calculated using the full available price history since Dec 12, 2022	0.83

The correlation between AVSF and ISDB has been stable across timeframes, ranging from 0.74 to 0.83 - a consistent structural relationship.

Return for Risk

AVSF vs. ISDB — Risk / Return Rank

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

AVSF

AVSF Risk / Return Rank: 64
AVSF Sharpe Ratio Rank: 64
AVSF Sortino Ratio Rank: 72
AVSF Omega Ratio Rank: 67
AVSF Calmar Ratio Rank: 57
AVSF Martin Ratio Rank: 60

ISDB

ISDB Risk / Return Rank: 92
ISDB Sharpe Ratio Rank: 94
ISDB Sortino Ratio Rank: 96
ISDB Omega Ratio Rank: 96
ISDB Calmar Ratio Rank: 83
ISDB Martin Ratio Rank: 90

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.

AVSF vs. ISDB - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Avantis Short-Term Fixed Income ETF (AVSF) and Invesco Short Duration Bond ETF (ISDB). 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.

	AVSF	ISDB	Difference
Sharpe ratio: Return per unit of total volatility	2.15	3.60	-1.45
Sortino ratio: Return per unit of downside risk	3.28	5.66	-2.38
Omega ratio: Gain probability vs. loss probability	1.40	1.84	-0.44
Calmar ratio: Return relative to maximum drawdown	2.85	4.46	-1.61
Martin ratio: Return relative to average drawdown	10.80	20.58	-9.77
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month.

AVSF vs. ISDB - Sharpe Ratio Comparison

The current AVSF Sharpe Ratio is 2.15, which is lower than the ISDB Sharpe Ratio of 3.60. The chart below compares the historical Sharpe Ratios of AVSF and ISDB, calculated using daily returns over the previous 12 months. A higher Sharpe Ratio indicates better risk-adjusted performance relative to the risk-free rate.

Sharpe Ratios by Period

	AVSF	ISDB	Difference
Sharpe Ratio (1Y) Calculated over the trailing 1-year period	2.15	3.60	-1.45
Sharpe Ratio (5Y) Calculated over the trailing 5-year period	0.69	—	—
Sharpe Ratio (All Time) Calculated using the full available price history	0.66	2.78	-2.11

Drawdowns

AVSF vs. ISDB - Drawdown Comparison

The maximum AVSF drawdown since its inception was -8.85%, which is greater than ISDB's maximum drawdown of -1.83%. Use the drawdown chart below to compare losses from any high point for AVSF and ISDB.

Drawdown Indicators

	AVSF	ISDB	Difference
Max Drawdown Largest peak-to-trough decline	-8.85%	-1.83%	-7.02%
Max Drawdown (1Y) Largest decline over 1 year	-1.42%	-1.12%	-0.30%
Max Drawdown (3Y) Largest decline over 3 years	-1.42%	-1.12%	-0.30%
Max Drawdown (5Y) Largest decline over 5 years	-8.85%	—	—
Current Drawdown Current decline from peak	-0.55%	-0.11%	-0.44%
Average Drawdown Average peak-to-trough decline	-2.20%	-0.25%	-1.95%
Ulcer Index Depth and duration of drawdowns from previous peaks	0.37%	0.24%	+0.13%

Volatility

AVSF vs. ISDB - Volatility Comparison

Avantis Short-Term Fixed Income ETF (AVSF) has a higher volatility of 0.56% compared to Invesco Short Duration Bond ETF (ISDB) at 0.37%. This indicates that AVSF's price experiences larger fluctuations and is considered to be riskier than ISDB based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	AVSF	ISDB	Difference
Volatility (1M) Calculated over the trailing 1-month period	0.56%	0.37%	+0.19%
Volatility (6M) Calculated over the trailing 6-month period	1.35%	1.09%	+0.26%
Volatility (1Y) Calculated over the trailing 1-year period	1.88%	1.39%	+0.49%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	2.65%	1.85%	+0.80%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	2.52%	1.85%	+0.67%

AVSF vs. ISDB - Expense Ratio Comparison

AVSF has a 0.15% expense ratio, which is lower than ISDB's 0.36% expense ratio.

Dividends

AVSF vs. ISDB - Dividend Comparison

AVSF's dividend yield for the trailing twelve months is around 4.02%, less than ISDB's 4.58% yield.

Position	TTM	2025	2024	2023	2022	2021	2020
AVSF Avantis Short-Term Fixed Income ETF	4.02%	4.31%	4.34%	3.93%	1.78%	0.48%	0.10%
ISDB Invesco Short Duration Bond ETF	4.58%	4.89%	5.50%	5.20%	0.00%	0.00%	0.00%

Frequently Asked Questions

Can I hold both AVSF and ISDB in my portfolio?

AVSF and ISDB have a correlation of 0.74, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which is riskier, AVSF or ISDB?

AVSF has higher volatility (0.56%) compared to ISDB (0.37%). In terms of maximum drawdown, AVSF dropped -8.85% vs ISDB's -1.83%.

Which ETF is better, AVSF or ISDB?

On 3-year performance, ISDB leads with 5.60% vs 4.80% for AVSF. On fees, AVSF is cheaper at 0.15% per year. On volatility, ISDB has been the lower-risk option at 0.37%. The better choice depends on whether you care most about return, fees, risk, or income.

Which ETF has performed better, AVSF or ISDB?

Over the 3-year period, ISDB has performed better with a 5.60% return vs 4.80%. Past performance does not guarantee future results, so compare this with risk, fees, and fund exposure.

Which ETF is cheaper, AVSF or ISDB?

AVSF is cheaper with a 0.15% expense ratio, compared with 0.36% for ISDB.

Which ETF pays a higher dividend yield, AVSF or ISDB?

ISDB has the higher dividend yield at 4.58%, compared with 4.02% for AVSF.

What is the main difference between AVSF and ISDB?

They also come from different issuers: Avantis and Invesco. Their fees differ too: 0.15% for AVSF and 0.36% for ISDB.

Which has better risk-adjusted returns?

ISDB currently has the higher Sharpe Ratio (3.60 vs 2.15), 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.