MPPAX — MFS Pennsylvania Municipal Bond Fund
Data updated: 2026-06-11
MPPAX — MFS Pennsylvania Municipal Bond Fund data: holdings, portfolio allocation, expenses, performance, cashflows, risk and SEC filings. Long Municipal - National Bond · $189.02M AUM · 0.52% expense ratio · 4.2% 1-yr return. From SEC regulatory filings.
MPPAX Fund Overview
MPPAX — MFS Pennsylvania Municipal Bond Fund is a US mutual fund managed by Mfs Municipal Series 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: Mfs Municipal Series Trust
- Category: Long Municipal - National Bond
- Assets under management: $189.02M
- 1-year return: 4.2%
- Ticker: MPPAX
- SEC CIK: 0000751656
- SEC series ID: S000002524
- Share class ID: C000194232
MPPAX Holdings
Top 10 holdings of MFS Pennsylvania Municipal Bond Fund by percentage of net assets, from the fund's latest SEC N-PORT filing.
| Holding | % of net assets |
|---|---|
| Indiana County Industrial Development Authority | 1.28% |
| Southeastern Pennsylvania Transportation Authority | 1.10% |
| Pennsylvania State University (The) | 1.10% |
| City of Philadelphia PA Airport Revenue | 1.05% |
| Bucks County Water and Sewer Authority | 1.03% |
| Montgomery County Higher Education and Health Authority | 0.99% |
| Pennsylvania Higher Educational Facilities Authority | 0.94% |
| Chester County Health and Education Facilities Authority | 0.93% |
| Pennsylvania Housing Finance Agency | 0.89% |
| MFS Institutional Money Market Portfolio | 0.86% |
MPPAX Portfolio Allocation
Asset-class allocation of MFS Pennsylvania Municipal Bond Fund by percentage of net assets, from the latest SEC N-PORT filing.
| Asset class | Allocation |
|---|---|
| Fixed Income | 97.8% |
| Cash & Equivalents | 1.3% |
MPPAX Performance
Total returns for MPPAX (as of 2026-08-01), from SEC filings.
| Period | Total return |
|---|---|
| YTD | -0.1% |
| 1 year | 4.2% |
| 3 years (annualised) | 3.3% |
| 5 years (annualised) | 0.9% |
MPPAX Risk Information
Risk metrics for MPPAX, derived from monthly returns in SEC filings.
- 1-year volatility (annualised): 4.6%
MPPAX Costs and Fees
MPPAX costs about $52 per $10,000 invested per year in fund expenses.
- Net expense ratio: 0.52%
- Gross expense ratio: 0.63%
- Portfolio turnover: 19%
- Brokerage commissions: 0.00 bps of average net assets (SEC N-CEN)
MPPAX Cashflows
Over the 12 months to 2026-03, MFS Pennsylvania Municipal Bond Fund had net inflows of $22.59M, from monthly SEC N-PORT filings.
| Month | Net flow |
|---|---|
| 2026-03 | $471.13K |
| 2026-02 | $1.41M |
| 2026-01 | $2.85M |
| 2025-12 | $3.91M |
| 2025-11 | $68.73K |
| 2025-10 | $1.40M |
MPPAX Debt Constituents
Largest debt holdings of MFS Pennsylvania Municipal Bond Fund by percentage of net assets, from the latest SEC N-PORT filing.
| Debt holding | % of net assets |
|---|---|
| Indiana County Industrial Development Authority | 1.28% |
| Southeastern Pennsylvania Transportation Authority | 1.10% |
| Pennsylvania State University (The) | 1.10% |
| City of Philadelphia PA Airport Revenue | 1.05% |
| Bucks County Water and Sewer Authority | 1.03% |
| Montgomery County Higher Education and Health Authority | 0.99% |
| Pennsylvania Higher Educational Facilities Authority | 0.94% |
| Chester County Health and Education Facilities Authority | 0.93% |
| Pennsylvania Housing Finance Agency | 0.89% |
| Interboro School District | 0.84% |
MPPAX Prospectus and SEC Filings
Official MFS Pennsylvania Municipal Bond 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.