

PIMCO Short Term Municipal Bond Active Exchange-Traded Fund
$49.660.00 (0.00%)
- 0.35%
- $1.2B
- +1.2%
- 2.90%
- 0.1M sh
- $49.57
- low $49.23high $50.90
The ETF.net SMMU Grade
Score 56 out of 100
- 20 of 28
Score 56 of 100 falls in the B band. A is 70 or higher, B 55 to under 70, C 40 to under 55, D 25 to under 40, F under 25.
Cost
The fund’s net expense ratio, ranked against its category.F7 out of 100Rank 25 of 28Mission
Whether the fund did what it promised, tested against its stated mandate.A100 out of 100Rank 1 of 27Risk
How the fund held up when markets fell: downside volatility, drawdowns and tail loss.B55 out of 100Rank 9 of 27Tradability
How easy the fund is to trade: daily volume, and how far its price strays from net asset value.A77 out of 100Rank 3 of 28Holdings
How concentrated the fund is, and how complete and current its disclosed holdings are.C53 out of 100Rank 16 of 28Durability
Whether the fund is likely to stay open, judged by its age, its assets and its issuer’s assets.A79 out of 100Rank 6 of 28
Our read on SMMU
BPIMCO's muni desk running short-maturity bonds in an ETF wrapper since 2010. No index to hug: about 300 positions picked by hand, with interest intended to come out exempt from federal income tax and cash paid monthly.
The Fund seeks maximum total return while preserving capital through prudent investment practices.
Why people hold it
- Active by design. There is no benchmark to copy, so the managers set the maturity mix and the roughly 300 positions themselves, chasing total return while preserving capital.
- The portfolio is built from municipal debt whose interest is intended to be exempt from federal income tax, and distributions land monthly rather than once a year.
- Short maturities turn the interest-rate dial down, which is the whole point of the short-term sleeve versus a full-maturity muni index fund.
- Not a startup: trading since 2010, a multi-billion-dollar fund today, and structured as a standard 1940 Act ETF.
Worth knowing
- Active talent bills for itself: 0.35% a year, above the muni-ETF median of 0.30% and many times what index rivals like VTEB (0.03%) or MUB (0.05%) charge.
- No published index means no line-by-line yardstick. What you get depends on the desk's calls, not a rulebook you can read in advance.
- The tax break targeted here is federal. State and local treatment sits outside the mandate and varies with where you live.
SMMU Holdings
- Bonds
- 370
- 15%
- Chicago Il Chi 01/38 Fixed Oid 6 6.00% 01/01/2038
Geography
- United States100.00%
SMMU Performance
Shows how $10,000 changes over the selected period, with cash distributions reinvested at the closing price on each ex-dividend date.
Returns run to the Oct 12, 2026 close, with cash distributions reinvested. Each period starts on the same date that many months or years earlier. Periods over one year show the average yearly return.
| Period | SMMU |
|---|---|
| Year to date | +0.6% |
| 1 month | −0.2% |
| 3 months | −0.7% |
| 1 year | +1.2% |
| 3 years | +3.5% |
| 5 years | +1.8% |
| 10 years | +1.8% |
Calendar-year total return with cash distributions hypothetically reinvested at the ex-dividend date’s closing price. The current year shows year to date.
| Year | Return bar | SMMU |
|---|---|---|
| 2026 YTD | +0.6% | |
| 2025 | +4.1% | |
| 2024 | +2.7% | |
| 2023 | +4.4% | |
| 2022 | −2.4% | |
| 2021 | +0.2% | |
| 2020 | +2.9% |
SMMU in the news
SMMU Dividends
- 2.90%
- $1.44
- $0.12 per share
- Monthly
Distribution history
SMMU Risk
- 2.0%
How it’s calculated: standard deviation
The sample standard deviation of monthly total returns, multiplied by the square root of 12.
Uses up to 36 complete months, with at least 12 required. Total returns include reinvested distributions.
- −0.64
How it’s calculated: Sharpe ratio
Subtract each month’s Treasury-bill return from the fund’s monthly total return.
Divide the average of those excess returns by their sample standard deviation, then multiply by the square root of 12.
Uses up to 36 complete months, with at least 12 required. Each month uses the Treasury yield quoted at the end of the previous month.
- −4.5%
How it’s calculated: maximum drawdown
The largest percentage decline from an earlier peak, using total returns with reinvested distributions.
Uses up to five years through the last close, with at least 12 months required.
- 0.29
How it’s calculated: beta
The beta figure is supplied by FMP. The comparison index depends on the fund’s broad asset class.
SMMU Cost
- The middle half of Short-Duration Municipal Bonds funds
- Median 0.25%
23 of the 27 Short-Duration Municipal Bonds funds charge less.
Other funds in Short-Duration Municipal Bonds
- BFSMBFirst Trust Short Duration Managed Municipal ETFExpense ratio 0.34%1 year return +0.3%
- BMMSDNYLI MacKay Muni Short Duration ETFExpense ratio 0.25%1 year return +1.0%
- BPVIInvesco Floating Rate Municipal Income ETFExpense ratio 0.25%1 year return +2.2%
- CTAXXBondBloxx IR+M Tax-Aware Short Duration ETFExpense ratio 0.35%1 year return +1.5%
- CZMUNF/m Ultrashort Tax-Free Municipal ETFExpense ratio 0.30%1 year return +2.6%



