FMB — First Trust Managed Municipal ETF
Data updated: 2026-06-22
FMB — First Trust Managed Municipal ETF data: holdings, portfolio allocation, expenses, performance, cashflows, risk and SEC filings. Long Municipal - National Bond · $2.01B AUM · 0.39% expense ratio · 6.1% 1-yr return. From SEC regulatory filings.
FMB Fund Overview
FMB — First Trust Managed Municipal ETF is a US ETF managed by First Trust Exchange-Traded Fund III, 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 ETF
- Manager: First Trust Exchange-Traded Fund III
- Category: Long Municipal - National Bond
- Assets under management: $2.01B
- 1-year return: 6.1%
- Ticker: FMB
- SEC CIK: 0001424212
- SEC series ID: S000044373
- Share class ID: C000138174
FMB Holdings
Top 10 holdings of First Trust Managed Municipal ETF by percentage of net assets, from the fund's latest SEC N-PORT filing.
| Holding | % of net assets |
|---|---|
| Meade Cnty Ky | 0.81% |
| Main Street Natural Gas, Inc. (ga) | 0.73% |
| Black Belt Energy Gas District (the) (al) | 0.50% |
| New York City Transitional Finance Authority (the) (ny) | 0.50% |
| Texas Municipal Gas Acquisition And Supply Corp. Iv (tx) | 0.46% |
| Energy Southeast A Cooperative District (al) | 0.46% |
| Atlanta (ga), City Of | 0.45% |
| Dormitory Authority Of The State Of New York (ny) | 0.41% |
| Southeast Energy Authority (al) | 0.41% |
| Puerto Rico Sales Tax Financing Corp. | 0.41% |
FMB Portfolio Allocation
Asset-class allocation of First Trust Managed Municipal ETF by percentage of net assets, from the latest SEC N-PORT filing.
| Asset class | Allocation |
|---|---|
| Fixed Income | 99.4% |
FMB Performance
Total returns for FMB (as of 2026-08-01), from SEC filings.
| Period | Total return |
|---|---|
| YTD | 1.1% |
| 1 year | 6.1% |
| 3 years (annualised) | 3.6% |
| 5 years (annualised) | 0.8% |
FMB Risk Information
Risk metrics for FMB, derived from monthly returns in SEC filings.
- 1-year volatility (annualised): 3.8%
FMB Costs and Fees
FMB costs about $39 per $10,000 invested per year in fund expenses.
- Net expense ratio: 0.39%
- Gross expense ratio: 0.39%
- Portfolio turnover: 32%
- Brokerage commissions: 0.00 bps of average net assets (SEC N-CEN)
FMB Cashflows
Over the 12 months to 2026-04, First Trust Managed Municipal ETF had net inflows of $35.11M, from monthly SEC N-PORT filings.
| Month | Net flow |
|---|---|
| 2026-04 | $25.46M |
| 2026-03 | $35.73M |
| 2026-02 | $15.53M |
| 2026-01 | −$20.61M |
| 2025-12 | $17.90M |
| 2025-11 | $23.05M |
FMB Debt Constituents
Largest debt holdings of First Trust Managed Municipal ETF by percentage of net assets, from the latest SEC N-PORT filing.
| Debt holding | % of net assets |
|---|---|
| Meade Cnty Ky | 0.81% |
| Main Street Natural Gas, Inc. (ga) | 0.73% |
| Black Belt Energy Gas District (the) (al) | 0.50% |
| New York City Transitional Finance Authority (the) (ny) | 0.50% |
| Texas Municipal Gas Acquisition And Supply Corp. Iv (tx) | 0.46% |
| Energy Southeast A Cooperative District (al) | 0.46% |
| Atlanta (ga), City Of | 0.45% |
| Dormitory Authority Of The State Of New York (ny) | 0.41% |
| Southeast Energy Authority (al) | 0.41% |
| Puerto Rico Sales Tax Financing Corp. | 0.41% |
FMB Prospectus and SEC Filings
Official First Trust Managed Municipal ETF 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.