NMB — Simplify National Muni Bond ETF
Data updated: 2026-05-27
NMB — Simplify National Muni Bond ETF data: holdings, portfolio allocation, expenses, performance, cashflows, risk and SEC filings. Long Municipal - National Bond · $45.30M AUM · 0.52% expense ratio · 11.9% 1-yr return. From SEC regulatory filings.
NMB Fund Overview
NMB — Simplify National Muni Bond ETF is a US mutual fund managed by Simplify Exchange Traded Funds, 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: Simplify Exchange Traded Funds
- Category: Long Municipal - National Bond
- Assets under management: $45.30M
- 1-year return: 11.9%
- Ticker: NMB
- SEC CIK: 0001810747
- SEC series ID: S000085698
- Share class ID: C000251042
NMB Holdings
Top 10 holdings of Simplify National Muni Bond ETF by percentage of net assets, from the fund's latest SEC N-PORT filing.
| Holding | % of net assets |
|---|---|
| Dreyfus Trsy Oblig Cash M | 7.47% |
| New York N Y City Transitional Fin Auth | 4.91% |
| Hillsborough Cnty Fla Indl Dev Auth | 4.65% |
| Las Vegas Valley Nev Wtr Dist | 4.63% |
| Georgetown Tex Indpt Sch Dist | 4.62% |
| Lamar Tex Cons Indpt Sch Dist | 4.53% |
| North Carolina Tpk Auth | 4.42% |
| Metropolitan Nashville Arpt Auth Tenn | 4.00% |
| New York St Dorm Auth | 3.60% |
| California St | 3.55% |
NMB Portfolio Allocation
Asset-class allocation of Simplify National Muni Bond ETF by percentage of net assets, from the latest SEC N-PORT filing.
| Asset class | Allocation |
|---|---|
| Fixed Income | 91.6% |
| Cash & Equivalents | 7.5% |
NMB Performance
Total returns for NMB (as of 2026-08-01), from SEC filings.
| Period | Total return |
|---|---|
| YTD | -1.9% |
| 1 year | 11.9% |
NMB Risk Information
Risk metrics for NMB, derived from monthly returns in SEC filings.
- 1-year volatility (annualised): 11.4%
NMB Costs and Fees
NMB costs about $52 per $10,000 invested per year in fund expenses.
- Net expense ratio: 0.52%
- Gross expense ratio: 0.52%
- Portfolio turnover: 678%
- Brokerage commissions: 14.47 bps of average net assets (SEC N-CEN)
NMB Cashflows
Over the 12 months to 2026-03, Simplify National Muni Bond ETF had net outflows of $46.35M, from monthly SEC N-PORT filings.
| Month | Net flow |
|---|---|
| 2026-03 | −$878 |
| 2026-02 | $0 |
| 2026-01 | $626.87K |
| 2025-12 | −$2.51M |
| 2025-11 | $641.71K |
| 2025-10 | $0 |
NMB Debt Constituents
Largest debt holdings of Simplify National Muni Bond ETF by percentage of net assets, from the latest SEC N-PORT filing.
| Debt holding | % of net assets |
|---|---|
| New York N Y City Transitional Fin Auth | 4.91% |
| Hillsborough Cnty Fla Indl Dev Auth | 4.65% |
| Las Vegas Valley Nev Wtr Dist | 4.63% |
| Georgetown Tex Indpt Sch Dist | 4.62% |
| Lamar Tex Cons Indpt Sch Dist | 4.53% |
| North Carolina Tpk Auth | 4.42% |
| Metropolitan Nashville Arpt Auth Tenn | 4.00% |
| New York St Dorm Auth | 3.60% |
| California St | 3.55% |
| San Francisco Calif City & Cnty Arpts Commn | 3.50% |
NMB Prospectus and SEC Filings
Official Simplify National Muni Bond 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.