FDMMX — Fidelity Massachusetts Municipal Income Fund

Data updated: 2026-06-26

FDMMX — Fidelity Massachusetts Municipal Income Fund data: holdings, portfolio allocation, expenses, performance, cashflows, risk and SEC filings. Long Municipal - National Bond · $1.62B AUM · 0.44% expense ratio · 5.9% 1-yr return. From SEC regulatory filings.

FDMMX Fund Overview

FDMMX — Fidelity Massachusetts Municipal Income Fund is a US mutual fund managed by Fidelity Massachusetts Municipal Trust, categorised as Long Municipal - National Bond. ABC INVEST provides holdings, performance, costs, cashflows, risk data, prospectus documents and SEC filings, sourced from SEC filings.

  • Type: US mutual fund
  • Manager: Fidelity Massachusetts Municipal Trust
  • Category: Long Municipal - National Bond
  • Assets under management: $1.62B
  • 1-year return: 5.9%
  • Ticker: FDMMX
  • SEC CIK: 0000357057
  • SEC series ID: S000007114
  • Share class ID: C000019443

FDMMX Holdings

Top 10 holdings of Fidelity Massachusetts Municipal Income Fund by percentage of net assets, from the fund's latest SEC N-PORT filing.

Holding% of net assets
Fidelity Revere Street Trust4.24%
Massachusetts St3.19%
Massachusetts St2.38%
Massachusetts St2.06%
Massachusetts St Tpk Auth Met Hwy Sys Rev1.90%
Massachusetts St1.80%
Massachusetts St1.49%
Massachusetts St1.34%
Massachusetts St Transn Fd Rev1.29%
Massachusetts St Spl Oblig Dedicated Tax Rev1.15%

View all FDMMX holdings

FDMMX Portfolio Allocation

Asset-class allocation of Fidelity Massachusetts Municipal Income Fund by percentage of net assets, from the latest SEC N-PORT filing.

Asset classAllocation
Fixed Income94.8%
Cash & Equivalents4.2%

FDMMX Performance

Total returns for FDMMX (as of 2026-08-01), from SEC filings.

PeriodTotal return
YTD0.8%
1 year5.9%
3 years (annualised)3.3%
5 years (annualised)0.7%

FDMMX Risk Information

Risk metrics for FDMMX, derived from monthly returns in SEC filings.

  • 1-year volatility (annualised): 3.7%

FDMMX Costs and Fees

FDMMX costs about $44 per $10,000 invested per year in fund expenses.

  • Net expense ratio: 0.44%
  • Gross expense ratio: 0.44%
  • Portfolio turnover: 16%
  • Brokerage commissions: 0.00 bps of average net assets (SEC N-CEN)

FDMMX Cashflows

Over the 12 months to 2026-04, Fidelity Massachusetts Municipal Income Fund had net outflows of $130.26M, from monthly SEC N-PORT filings.

MonthNet flow
2026-04−$1.52M
2026-03−$8.95M
2026-02−$154.81M
2026-01$35.81M
2025-12$5.28M
2025-11$3.51M

FDMMX Debt Constituents

Largest debt holdings of Fidelity Massachusetts Municipal Income Fund by percentage of net assets, from the latest SEC N-PORT filing.

Debt holding% of net assets
Massachusetts St3.19%
Massachusetts St2.38%
Massachusetts St2.06%
Massachusetts St Tpk Auth Met Hwy Sys Rev1.90%
Massachusetts St1.80%
Massachusetts St1.49%
Massachusetts St1.34%
Massachusetts St Transn Fd Rev1.29%
Massachusetts St Spl Oblig Dedicated Tax Rev1.15%
Massachusetts St Sch Bldg Auth Dedicated Sales Tax Rev1.05%

FDMMX Prospectus and SEC Filings

Official Fidelity Massachusetts Municipal Income Fund filings on SEC EDGAR — prospectus, portfolio holdings and annual reports.

Related Funds

Other Long Municipal - National Bond funds tracked on ABC INVEST:

Data Sources

ABC INVEST compiles this page from public filings made to the U.S. Securities and Exchange Commission (SEC) through EDGAR: portfolio holdings and monthly cashflows from Form N-PORT, expenses and returns from fund prospectuses (Form 485BPOS) and the SEC DERA Risk/Return Summary data sets, annual data from Form N-CEN, and shareholder reports from Form N-CSR.