FSIG vs. ISDB

Last updated Apr 1, 2026

Compare and contrast key facts about First Trust Limited Duration Investment Grade Corporate ETF (FSIG) and Invesco Short Duration Bond ETF (ISDB).

FSIG and ISDB are both exchange-traded funds (ETFs), meaning they are traded on stock exchanges and can be bought and sold throughout the day. FSIG is an actively managed fund by First Trust. It was launched on Nov 17, 2021. ISDB is an actively managed fund by Invesco. It was launched on Dec 5, 2022.

Performance

FSIG vs. ISDB - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in First Trust Limited Duration Investment Grade Corporate ETF (FSIG) and Invesco Short Duration Bond ETF (ISDB). The values are adjusted to include any dividend payments, if applicable.

FSIG vs. ISDB - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022
FSIG First Trust Limited Duration Investment Grade Corporate ETF	-0.17%	6.66%	4.22%	6.22%	-0.00%
ISDB Invesco Short Duration Bond ETF	0.15%	6.23%	5.35%	5.17%	0.01%

Returns By Period

In the year-to-date period, FSIG achieves a -0.17% return, which is significantly lower than ISDB's 0.15% return.

FSIG

• 1D: 0.58%
• 1M: -0.87%
• YTD: -0.17%
• 6M: 1.06%
• 1Y: 4.87%
• 3Y*: 4.98%
• 5Y*: —
• 10Y*: —

ISDB

• 1D: 0.17%
• 1M: -0.66%
• YTD: 0.15%
• 6M: 1.63%
• 1Y: 4.84%
• 3Y*: 5.44%
• 5Y*: —
• 10Y*: —

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

FSIG vs. ISDB - Expense Ratio Comparison

FSIG has a 0.55% expense ratio, which is higher than ISDB's 0.36% expense ratio.

FSIG

First Trust Limited Duration Investment Grade Corporate ETF

ISDB

Invesco Short Duration Bond ETF

Return for Risk

FSIG vs. ISDB — Risk / Return Rank

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

FSIG

FSIG Risk / Return Rank: 91
FSIG Sharpe Ratio Rank: 89
FSIG Sortino Ratio Rank: 91
FSIG Omega Ratio Rank: 92
FSIG Calmar Ratio Rank: 91
FSIG Martin Ratio Rank: 93

ISDB

ISDB Risk / Return Rank: 97
ISDB Sharpe Ratio Rank: 98
ISDB Sortino Ratio Rank: 98
ISDB Omega Ratio Rank: 98
ISDB Calmar Ratio Rank: 96
ISDB 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.

FSIG vs. ISDB - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for First Trust Limited Duration Investment Grade Corporate ETF (FSIG) 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.

	FSIG	ISDB	Difference
Sharpe ratio Return per unit of total volatility	1.91	3.34	-1.43
Sortino ratio Return per unit of downside risk	2.64	5.13	-2.48
Omega ratio Gain probability vs. loss probability	1.41	1.77	-0.36
Calmar ratio Return relative to maximum drawdown	3.17	4.30	-1.13
Martin ratio Return relative to average drawdown	13.70	19.53	-5.82
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month.

FSIG vs. ISDB - Sharpe Ratio Comparison

The current FSIG Sharpe Ratio is 1.91, which is lower than the ISDB Sharpe Ratio of 3.34. The chart below compares the historical Sharpe Ratios of FSIG and ISDB, 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

	FSIG	ISDB	Difference
Sharpe Ratio (1Y) Calculated over the trailing 1-year period	1.91	3.34	-1.43
Sharpe Ratio (All Time) Calculated using the full available price history	0.94	2.75	-1.80

Correlation

The correlation between FSIG and ISDB is 0.79, which is considered to be high. That indicates a strong positive relationship between their price movements. Having highly-correlated positions in a portfolio may signal a lack of diversification, potentially leading to increased risk during market downturns.

Dividends

FSIG vs. ISDB - Dividend Comparison

FSIG's dividend yield for the trailing twelve months is around 4.80%, more than ISDB's 4.69% yield.

	TTM	2025	2024	2023	2022	2021
FSIG First Trust Limited Duration Investment Grade Corporate ETF	4.80%	4.73%	4.61%	4.42%	2.48%	0.12%
ISDB Invesco Short Duration Bond ETF	4.69%	4.89%	5.50%	5.20%	0.00%	0.00%

Drawdowns

FSIG vs. ISDB - Drawdown Comparison

The maximum FSIG drawdown since its inception was -6.88%, which is greater than ISDB's maximum drawdown of -1.83%. Use the drawdown chart below to compare losses from any high point for FSIG and ISDB.

Drawdown Indicators

	FSIG	ISDB	Difference
Max Drawdown Largest peak-to-trough decline	-6.88%	-1.83%	-5.05%
Max Drawdown (1Y) Largest decline over 1 year	-1.55%	-1.12%	-0.43%
Current Drawdown Current decline from peak	-0.87%	-0.70%	-0.17%
Average Drawdown Average peak-to-trough decline	-1.72%	-0.26%	-1.46%
Ulcer Index Depth and duration of drawdowns from previous peaks	0.36%	0.25%	+0.11%

Volatility

FSIG vs. ISDB - Volatility Comparison

First Trust Limited Duration Investment Grade Corporate ETF (FSIG) has a higher volatility of 1.21% compared to Invesco Short Duration Bond ETF (ISDB) at 0.77%. This indicates that FSIG'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

	FSIG	ISDB	Difference
Volatility (1M) Calculated over the trailing 1-month period	1.21%	0.77%	+0.44%
Volatility (6M) Calculated over the trailing 6-month period	1.52%	1.05%	+0.47%
Volatility (1Y) Calculated over the trailing 1-year period	2.56%	1.46%	+1.10%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	2.97%	1.87%	+1.10%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	2.97%	1.87%	+1.10%