SMMU — PIMCO Short Term Municipal Bond Active Exchange-Traded Fund
Data updated: 2026-08-31
SMMU — PIMCO Short Term Municipal Bond Active Exchange-Traded Fund. Long Municipal - National Bond · $1.14B AUM. Holdings, fees, performance and SEC filings.
SMMU Fund Overview
SMMU — PIMCO Short Term Municipal Bond Active Exchange-Traded Fund is a US ETF managed by PIMCO ETF 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 ETF
- Manager: PIMCO ETF Trust
- Category: Long Municipal - National Bond
- Assets under management: $1.14B
- 1-year return: 3.5%
- Ticker: SMMU
- SEC CIK: 0001450011
- SEC series ID: S000026754
- Share class ID: C000080244
SMMU Holdings
Top 10 holdings of PIMCO Short Term Municipal Bond Active Exchange-Traded Fund by percentage of net assets, from the fund's latest SEC N-PORT filing.
| Holding | % of net assets |
|---|---|
| United States Treasury | 2.24% |
| United States Treasury | 1.81% |
| Connecticut State Health & Educational Facilities Authority | 1.75% |
| New York City Municipal Water Finance Authority | 1.34% |
| Fort Bend Independent School District | 1.25% |
| Tarrant County Cultural Education Facilities Finance Corp | 1.22% |
| United States Treasury | 1.19% |
| Miami-Dade County Housing Finance Authority | 1.10% |
| Connecticut State Health & Educational Facilities Authority | 1.09% |
| Connecticut State Health & Educational Facilities Authority | 1.04% |
SMMU Portfolio Allocation
Asset-class allocation of PIMCO Short Term Municipal Bond Active Exchange-Traded Fund by percentage of net assets, from the latest SEC N-PORT filing.
| Asset class | Allocation |
|---|---|
| Fixed Income | 98.9% |
| Cash & Equivalents | 1.2% |
SMMU Performance
Total returns for SMMU (as of 2026-09-01), from SEC filings.
| Period | Total return |
|---|---|
| YTD | 1.3% |
| 1 year | 3.5% |
| 3 years (annualised) | 3.6% |
| 5 years (annualised) | 2.0% |
SMMU Risk Information
Risk metrics for SMMU, derived from monthly returns in SEC filings.
- 1-year volatility (annualised): 1.2%
SMMU Costs and Fees
SMMU costs about $35 per $10,000 invested per year in fund expenses.
- Net expense ratio: 0.35%
- Gross expense ratio: 0.35%
- Portfolio turnover: 32%
- Brokerage commissions: 0.00 bps of average net assets (SEC N-CEN)
SMMU Cashflows
Over the 12 months to 2026-06, PIMCO Short Term Municipal Bond Active Exchange-Traded Fund had net inflows of $249.23M, from monthly SEC N-PORT filings.
| Month | Net flow |
|---|---|
| 2026-06 | $34.28M |
| 2026-05 | $46.32M |
| 2026-04 | $12.11M |
| 2026-03 | $19.21M |
| 2026-02 | $46.69M |
| 2026-01 | $10.11M |
SMMU Debt Constituents
Largest debt holdings of PIMCO Short Term Municipal Bond Active Exchange-Traded Fund by percentage of net assets, from the latest SEC N-PORT filing.
| Debt holding | % of net assets |
|---|---|
| United States Treasury | 2.24% |
| United States Treasury | 1.81% |
| Connecticut State Health & Educational Facilities Authority | 1.75% |
| New York City Municipal Water Finance Authority | 1.34% |
| Fort Bend Independent School District | 1.25% |
| Tarrant County Cultural Education Facilities Finance Corp | 1.22% |
| United States Treasury | 1.19% |
| Miami-Dade County Housing Finance Authority | 1.10% |
| Connecticut State Health & Educational Facilities Authority | 1.09% |
| Connecticut State Health & Educational Facilities Authority | 1.04% |
SMMU Prospectus and SEC Filings
Official PIMCO Short Term Municipal Bond Active Exchange-Traded Fund filings on SEC EDGAR — prospectus, portfolio holdings and annual reports.
- Prospectus (485BPOS) — filed 2025-10-24
- Prospectus (485BPOS) — filed 2023-10-26
- Prospectus supplement (497) — filed 2024-11-20
- Portfolio holdings (N-PORT) — filed 2026-08-31
- Portfolio holdings (N-PORT) — filed 2026-05-29
- Portfolio holdings (N-PORT) — filed 2026-03-02
- Annual census (N-CEN) — filed 2025-09-11
- Annual census (N-CEN) — filed 2024-09-12
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.