SMMU Performance — PIMCO Short Term Municipal Bond Active Exchange-Traded Fund
Data updated: 2026-09-14
SMMU returned +1.27% year to date and +3.53% over one year to Jun 2026. Annualised returns are +3.60% over 3 years and +1.95% over 5 years. Against its Short-Term Municipal Bond category average the fund came out ahead over three years but behind over one: $100 invested three years ago grew to $111, against $111 for the category, and to $104 over one year, against $104. Volatility over the past three years was 1.75% a year. In the 12 months to Jun 2026 the fund took in a net $249.2M, and assets reached $1.14B.
SMMU Growth of $100
What $100 invested in PIMCO Short Term Municipal Bond Active Exchange-Traded Fund grew to, compounded from monthly returns reported on SEC Form N-PORT, against the Short-Term Municipal Bond category average over the same months.
| Period | SMMU | Category average |
|---|---|---|
| 1 year (Jul 2025 – Jun 2026) | $104 | $104 |
| 3 years (Jul 2023 – Jun 2026) | $111 | $111 |
| 5 years (Jul 2021 – Jun 2026) | $110 | $108 |
| Since data start (Jul 2019 – Jun 2026) | $115 | $113 |
SMMU Trailing Returns
Total returns to Jun 2026, from SEC N-PORT.
| Period | Total return |
|---|---|
| YTD | +1.27% |
| 1 year | +3.53% |
| 3 years (annualised) | +3.60% |
| 5 years (annualised) | +1.95% |
SMMU Annual Returns
Calendar-year total returns of PIMCO Short Term Municipal Bond Active Exchange-Traded Fund, compounded from monthly SEC N-PORT returns. Partial years show the months covered.
| Year | Total return |
|---|---|
| 2026 (Jan–Jun) | +1.27% |
| 2025 | +4.15% |
| 2024 | +2.55% |
| 2023 | +4.43% |
| 2022 | −2.40% |
| 2021 | +0.28% |
| 2020 | +2.82% |
| 2019 (Jul–Dec) | +1.10% |
SMMU Monthly Returns
Monthly total returns as reported on SEC Form N-PORT.
| Year | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2026 | +0.6% | +0.5% | −0.7% | +0.3% | +0.2% | +0.3% | — | — | — | — | — | — |
| 2025 | +0.5% | +0.6% | −0.3% | −0.1% | +0.5% | +0.6% | +0.4% | +0.6% | +0.5% | +0.1% | +0.2% | +0.3% |
| 2024 | 0.0% | +0.2% | +0.1% | −0.3% | +0.1% | +0.8% | +0.7% | +0.7% | +0.5% | −0.6% | +0.6% | −0.3% |
| 2023 | +1.1% | −0.8% | +1.0% | 0.0% | −0.2% | +0.4% | +0.3% | 0.0% | −0.6% | 0.0% | +2.0% | +1.1% |
| 2022 | −1.0% | −0.2% | −1.2% | −0.9% | +0.7% | −0.3% | +0.9% | −0.8% | −1.2% | −0.2% | +1.6% | +0.3% |
| 2021 | +0.3% | −0.4% | +0.1% | +0.2% | 0.0% | 0.0% | +0.2% | −0.1% | −0.3% | −0.1% | +0.1% | 0.0% |
| 2020 | +0.6% | +0.3% | −1.1% | −0.2% | +1.4% | +0.5% | +0.5% | +0.1% | +0.1% | 0.0% | +0.4% | +0.3% |
| 2019 | — | — | — | — | — | — | +0.4% | +0.3% | −0.3% | +0.2% | +0.2% | +0.2% |
SMMU Risk
Risk measures from monthly returns over Jul 2023 – Jun 2026.
- 3-year volatility (annualised): 1.75%
- 3-year Sharpe ratio: -0.51 (vs 4.5% risk-free rate)
- Best month: +2.04% (Nov 2023)
- Worst month: −0.67% (Mar 2026)
SMMU Fund Flows
Monthly money in and out of PIMCO Short Term Municipal Bond Active Exchange-Traded Fund, from SEC Form N-PORT.
- 12-month net flow: $249.2M
- 12-month gross sales (incl. reinvestments): $322.0M
- Sales ÷ redemptions: 4.43×
| Month | Sales | Redemptions | Net flow |
|---|---|---|---|
| Jun 2026 | $34.3M | $0 | $34.3M |
| May 2026 | $46.3M | $0 | $46.3M |
| Apr 2026 | $12.1M | $0 | $12.1M |
| Mar 2026 | $25.3M | $6.0M | $19.2M |
| Feb 2026 | $46.7M | $0 | $46.7M |
| Jan 2026 | $21.3M | $11.1M | $10.1M |
| Dec 2025 | $27.2M | $0 | $27.2M |
| Nov 2025 | $13.1M | $2.0M | $11.1M |
| Oct 2025 | $16.2M | $48.5M | −$32.4M |
| Sep 2025 | $21.2M | $0 | $21.2M |
| Aug 2025 | $38.3M | $5.0M | $33.2M |
| Jul 2025 | $20.1M | $0 | $20.1M |
SMMU Assets Under Management
Net assets of PIMCO Short Term Municipal Bond Active Exchange-Traded Fund by report date, from SEC N-PORT filings.
| Report date | Net assets |
|---|---|
| 2026-06-30 | $1.14B |
| 2026-03-31 | $1.05B |
| 2025-12-31 | $975.55M |
| 2025-09-30 | $972.10M |
| 2025-06-30 | $889.98M |
| 2025-03-31 | $681.74M |
| 2024-12-31 | $635.60M |
| 2024-09-30 | $632.46M |
| 2024-06-30 | $586.51M |
| 2024-03-31 | $562.82M |
| 2023-12-31 | $567.72M |
| 2023-09-30 | $534.31M |
For information only. Not investment advice: figures are as reported in SEC filings and may contain errors or be out of date. Past performance does not guarantee future results.