FMUB vs. FZILX

Last updated Apr 1, 2026

Compare and contrast key facts about Fidelity Municipal Bond Opportunities ETF (FMUB) and Fidelity ZERO International Index Fund (FZILX).

FMUB is an actively managed fund by Fidelity. It was launched on Feb 16, 2023. FZILX is managed by Fidelity.

Performance

FMUB vs. FZILX - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in Fidelity Municipal Bond Opportunities ETF (FMUB) and Fidelity ZERO International Index Fund (FZILX). The values are adjusted to include any dividend payments, if applicable.

FMUB vs. FZILX - Yearly Performance Comparison

	2026 (YTD)	2025
FMUB Fidelity Municipal Bond Opportunities ETF	0.10%	6.63%
FZILX Fidelity ZERO International Index Fund	-0.81%	38.92%

Returns By Period

In the year-to-date period, FMUB achieves a 0.10% return, which is significantly higher than FZILX's -0.81% return.

FMUB

• 1D: 0.24%
• 1M: -1.86%
• YTD: 0.10%
• 6M: 1.35%
• 1Y: —
• 3Y*: —
• 5Y*: —
• 10Y*: —

FZILX

• 1D: -0.14%
• 1M: -11.08%
• YTD: -0.81%
• 6M: 3.98%
• 1Y: 24.73%
• 3Y*: 14.86%
• 5Y*: 7.32%
• 10Y*: —

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

FMUB vs. FZILX - Expense Ratio Comparison

FMUB has a 0.30% expense ratio, which is higher than FZILX's 0.00% expense ratio.

FMUB

Fidelity Municipal Bond Opportunities ETF

FZILX

Fidelity ZERO International Index Fund

Return for Risk

FMUB vs. FZILX — Risk / Return Rank

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

FZILX

FZILX Risk / Return Rank: 80
FZILX Sharpe Ratio Rank: 81
FZILX Sortino Ratio Rank: 80
FZILX Omega Ratio Rank: 78
FZILX Calmar Ratio Rank: 82
FZILX Martin Ratio Rank: 79

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.

FMUB vs. FZILX - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Fidelity Municipal Bond Opportunities ETF (FMUB) and Fidelity ZERO International Index Fund (FZILX). 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

	FMUB	FZILX	Difference
Sharpe Ratio (1Y) Calculated over the trailing 1-year period	—	1.47	—
Sharpe Ratio (5Y) Calculated over the trailing 5-year period	—	0.48	—
Sharpe Ratio (All Time) Calculated using the full available price history	2.06	0.47	+1.59

Correlation

The correlation between FMUB and FZILX is 0.16, 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

FMUB vs. FZILX - Dividend Comparison

FMUB's dividend yield for the trailing twelve months is around 3.45%, more than FZILX's 2.70% yield.

	TTM	2025	2024	2023	2022	2021	2020	2019	2018
FMUB Fidelity Municipal Bond Opportunities ETF	3.45%	2.63%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%
FZILX Fidelity ZERO International Index Fund	2.70%	2.67%	3.00%	2.98%	2.71%	2.61%	1.64%	2.37%	0.02%

Drawdowns

FMUB vs. FZILX - Drawdown Comparison

The maximum FMUB drawdown since its inception was -2.49%, smaller than the maximum FZILX drawdown of -34.37%. Use the drawdown chart below to compare losses from any high point for FMUB and FZILX.

Drawdown Indicators

	FMUB	FZILX	Difference
Max Drawdown Largest peak-to-trough decline	-2.49%	-34.37%	+31.88%
Max Drawdown (1Y) Largest decline over 1 year	—	-11.24%	—
Max Drawdown (5Y) Largest decline over 5 years	—	-29.87%	—
Current Drawdown Current decline from peak	-1.86%	-11.24%	+9.38%
Average Drawdown Average peak-to-trough decline	-0.29%	-6.80%	+6.51%
Ulcer Index Depth and duration of drawdowns from previous peaks	—	2.86%	—

Volatility

Volatility by Period

	FMUB	FZILX	Difference
Volatility (1M) Calculated over the trailing 1-month period	—	7.19%	—
Volatility (6M) Calculated over the trailing 6-month period	—	10.87%	—
Volatility (1Y) Calculated over the trailing 1-year period	3.36%	16.21%	-12.85%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	3.36%	15.27%	-11.91%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	3.36%	17.27%	-13.91%