
iShares Short Duration High Yield Muni Active ETF
The ETF.net SHYM Grade
Score 62 out of 100
- 9 of 19
Score 62 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.C47 out of 100Rank 9 of 19Mission
Whether the fund did what it promised, tested against its stated mandate.A81 out of 100Rank 15 of 18Risk
How the fund held up when markets fell: downside volatility, drawdowns and tail loss.B65 out of 100Rank 3 of 19Tradability
How easy the fund is to trade: daily volume, and how far its price strays from net asset value.B64 out of 100Rank 6 of 19Holdings
How concentrated the fund is, and how complete and current its disclosed holdings are.C46 out of 100Rank 14 of 19Durability
Whether the fund is likely to stay open, judged by its age, its assets and its issuer’s assets.A71 out of 100Rank 6 of 19
Our read on SHYM
In short
BHigh-yield munis on a short leash. iShares runs this one actively instead of tracking an index, aiming at tax-free income first and capital gains second, across roughly 500 bonds, with cash out monthly.
Stated mandate
The fund is actively managed to provide exposure to U.S. short-duration, high-yield municipal bonds, seeking higher tax-free income while managing interest-rate risk.
Why people hold it
Worth knowing
SHYM 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 30, 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 | SHYM |
|---|---|
| Year to date | +1.7% |
| 1 month | +2.9% |
| 3 months | +0.1% |
| 1 year | +2.3% |
| 3 years | +7.8% |
| 5 years | +0.9% |
| 10 years |
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 | SHYM |
|---|---|---|
| 2026 YTD | +1.7% | |
| 2025 | +2.6% | |
| 2024 | +7.0% | |
| 2023 | +9.7% | |
| 2022 | −16.0% | |
| 2021 | +6.7% |
SHYM in the news
SHYM Dividends
- 4.33%
- $0.95
- $0.08 per share
- Monthly
Distribution history
SHYM Risk
- 6.6%
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.
- 0.51
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.
- −21.6%
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.
- 0.42
How it’s calculated: beta
The beta figure is supplied by FMP. The comparison index depends on the fund’s broad asset class.
FMP measures it over up to five years of monthly returns.
SHYM Cost
Overpaying vs FMUB, cheapest in High-Yield Municipal Bonds
$1,941
On $10,000 over 30 years. 7% growth a year before fees, expense ratio only.
SHYM 0.40%
$8,090
FMUB 0.30% Cheapest
$6,149
Cost over time
Year by year
| Year | SHYM | FMUB | Overpaying |
|---|---|---|---|
| 10 | $723 | $545 | $178 |
| 20 | $2,793 | $2,113 | $680 |
| 30 | $8,090 | $6,149 | $1,941 |
Full fee 0.42% waiver 0.02% you pay 0.40%
Other funds in High-Yield Municipal Bonds
- BTHYMT. Rowe Price High Income Municipal ETFExpense ratio 0.32%1 year return
- BHIMUIshares High Yield Muni Active ETFExpense ratio 0.39%1 year return +0.9%
- BIROCInvesco Rochester High Yield Municipal ETFExpense ratio 0.39%1 year return +1.7%
- BNHYMNuveen High Yield Municipal IncomeExpense ratio 0.35%1 year return +0.2%
- BEVYMEaton Vance High Income Municipal ETFExpense ratio 0.40%1 year return +1.3%



