SMMU — PIMCO Short Term Municipal Bond Active Exchange-Traded Fund
Data updated: 2026-05-29
SMMU — PIMCO Short Term Municipal Bond Active Exchange-Traded Fund data: holdings, portfolio allocation, expenses, performance, cashflows, risk and SEC filings. Long Municipal - National Bond · $1.05B AUM · 0.35% expense ratio · 3.8% 1-yr return. From SEC regulatory 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: $1.05B
- 1-year return: 3.8%
- 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 Govt | 2.45% |
| United States Govt | 1.99% |
| Connecticut State Health & Educational Facilities Authority | 1.90% |
| Federal Home Loan Bank (fhlb) | 1.67% |
| New York City Municipal Water Finance Authority | 1.47% |
| Fort Bend Independent School District | 1.36% |
| United States Govt | 1.31% |
| Miami-Dade County Housing Finance Authority | 1.19% |
| Connecticut State Health & Educational Facilities Authority | 1.19% |
| Massachusetts Development Finance Agency | 1.05% |
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 | 99.1% |
SMMU Performance
Total returns for SMMU (as of 2026-08-01), from SEC filings.
| Period | Total return |
|---|---|
| YTD | 0.4% |
| 1 year | 3.8% |
| 3 years (annualised) | 3.4% |
| 5 years (annualised) | 1.8% |
SMMU Risk Information
Risk metrics for SMMU, derived from monthly returns in SEC filings.
- 1-year volatility (annualised): 1.3%
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 2026-03, PIMCO Short Term Municipal Bond Active Exchange-Traded Fund had net inflows of $360.36M, from monthly SEC N-PORT filings.
| Month | Net flow |
|---|---|
| 2026-03 | $19.21M |
| 2026-02 | $46.69M |
| 2026-01 | $10.11M |
| 2025-12 | $27.24M |
| 2025-11 | $11.10M |
| 2025-10 | −$32.37M |
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 Govt | 2.45% |
| United States Govt | 1.99% |
| Connecticut State Health & Educational Facilities Authority | 1.90% |
| Federal Home Loan Bank (fhlb) | 1.67% |
| New York City Municipal Water Finance Authority | 1.47% |
| Fort Bend Independent School District | 1.36% |
| United States Govt | 1.31% |
| Miami-Dade County Housing Finance Authority | 1.19% |
| Connecticut State Health & Educational Facilities Authority | 1.19% |
| Massachusetts Development Finance Agency | 1.05% |
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.
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.