FMUN vs. FAPGX

Last updated Apr 1, 2026

Compare and contrast key facts about Fidelity Systematic Municipal Bond Index ETF (FMUN) and Fidelity Sustainable Low Duration Bond (FAPGX).

FMUN is an actively managed fund by Fidelity. It was launched on Jul 11, 2019. FAPGX is managed by Fidelity. It was launched on Apr 29, 2022.

Performance

FMUN vs. FAPGX - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in Fidelity Systematic Municipal Bond Index ETF (FMUN) and Fidelity Sustainable Low Duration Bond (FAPGX). The values are adjusted to include any dividend payments, if applicable.

FMUN vs. FAPGX - Yearly Performance Comparison

	2026 (YTD)	2025
FMUN Fidelity Systematic Municipal Bond Index ETF	-0.40%	4.25%
FAPGX Fidelity Sustainable Low Duration Bond	0.49%	3.41%

Returns By Period

In the year-to-date period, FMUN achieves a -0.40% return, which is significantly lower than FAPGX's 0.49% return.

FMUN

• 1D: 0.22%
• 1M: -2.71%
• YTD: -0.40%
• 6M: 1.25%
• 1Y: —
• 3Y*: —
• 5Y*: —
• 10Y*: —

FAPGX

• 1D: 0.10%
• 1M: -0.20%
• YTD: 0.49%
• 6M: 1.53%
• 1Y: 3.92%
• 3Y*: 4.83%
• 5Y*: —
• 10Y*: —

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

FMUN vs. FAPGX - Expense Ratio Comparison

FMUN has a 0.05% expense ratio, which is lower than FAPGX's 0.25% expense ratio. Despite the difference, both funds are considered low-cost compared to the broader market, where average expense ratios usually range from 0.3% to 0.9%.

FAPGX

Fidelity Sustainable Low Duration Bond

FMUN

Fidelity Systematic Municipal Bond Index ETF

Return for Risk

FMUN vs. FAPGX — Risk / Return Rank

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

FAPGX

FAPGX Risk / Return Rank: 99
FAPGX Sharpe Ratio Rank: 99
FAPGX Sortino Ratio Rank: 99
FAPGX Omega Ratio Rank: 99
FAPGX Calmar Ratio Rank: 100
FAPGX Martin Ratio Rank: 100

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.

FMUN vs. FAPGX - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Fidelity Systematic Municipal Bond Index ETF (FMUN) and Fidelity Sustainable Low Duration Bond (FAPGX). 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

	FMUN	FAPGX	Difference
Sharpe Ratio (1Y) Calculated over the trailing 1-year period	—	3.77	—
Sharpe Ratio (All Time) Calculated using the full available price history	0.95	3.87	-2.92

Correlation

The correlation between FMUN and FAPGX is 0.33, which is considered to be low. This implies their price changes are not closely related. A low correlation is generally favorable for portfolio diversification, as it helps to reduce overall risk by spreading it across multiple assets with different performance patterns.

Dividends

FMUN vs. FAPGX - Dividend Comparison

FMUN's dividend yield for the trailing twelve months is around 3.25%, less than FAPGX's 4.26% yield.

	TTM	2025	2024	2023	2022
FMUN Fidelity Systematic Municipal Bond Index ETF	3.25%	2.41%	0.00%	0.00%	0.00%
FAPGX Fidelity Sustainable Low Duration Bond	4.26%	4.40%	4.81%	3.44%	0.77%

Drawdowns

FMUN vs. FAPGX - Drawdown Comparison

The maximum FMUN drawdown since its inception was -3.21%, which is greater than FAPGX's maximum drawdown of -0.49%. Use the drawdown chart below to compare losses from any high point for FMUN and FAPGX.

Drawdown Indicators

	FMUN	FAPGX	Difference
Max Drawdown Largest peak-to-trough decline	-3.21%	-0.49%	-2.72%
Max Drawdown (1Y) Largest decline over 1 year	—	-0.29%	—
Current Drawdown Current decline from peak	-2.71%	-0.20%	-2.51%
Average Drawdown Average peak-to-trough decline	-0.67%	-0.07%	-0.60%
Ulcer Index Depth and duration of drawdowns from previous peaks	—	0.07%	—

Volatility

Volatility by Period

	FMUN	FAPGX	Difference
Volatility (1M) Calculated over the trailing 1-month period	—	0.28%	—
Volatility (6M) Calculated over the trailing 6-month period	—	0.82%	—
Volatility (1Y) Calculated over the trailing 1-year period	4.16%	1.11%	+3.05%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	4.16%	1.06%	+3.10%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	4.16%	1.06%	+3.10%