JMST vs SUB
JPMorgan Ultra-Short Municipal Income ETF against iShares Short-Term National Muni Bond ETF: cost, size, returns, what they hold and how much of it is the same.
Overlap by weight
3%
273 shared positions
Fee gap
11 bp
SUB is cheaper
1-year return gap
1.0 pts
JMST is ahead
Larger fund
SUB
$13.0B
Side by side
| JMST | SUB | |
|---|---|---|
| Fund | JPMorgan Ultra-Short Municipal Income ETF | iShares Short-Term National Muni Bond ETF |
| Issuer | JPMorgan | iShares |
| Category | Short Muni | Short Muni |
| Expense ratio | 0.18% | 0.07% |
| Assets | $8.0B | $13.0B |
| Average daily dollar volume | $91M | $152M |
| Listed | Oct 16, 2018 | Nov 5, 2008 |
| FrenzyCap score | 89 | 98 |
| 1-month return | +0.1% | +0.0% |
| 3-month return | −0.2% | −0.8% |
| Year to date | −0.3% | −1.3% |
| 1-year return | −0.4% | −1.4% |
| 30-day volatility | 1.0% | 2.4% |
| Worst drawdown, 1 year | −1.2% | −3.1% |
| Trailing 12-month yield | 2.56% | 2.59% |
| Holdings | 1,988 | 3,095 |
| Top 10 weight | 6.3% | 2.5% |
| Look-through P/E | — | — |
| Holdings vs fair value | — | — |
| Holdings above 200-day average | — | — |
| Net flow, latest 3 reported months | +$212M thru May 2026 | +$479M thru May 2026 |
| 30-day implied volatility | 3.0% | — |
| Holdings as of | as of Oct 20, 2026issuer data | as of Oct 19, 2026issuer data |
Returns are price returns and exclude distributions. Flows are each fund's own latest reported months and may not cover the same period.
Largest shared holdings
6% of JMST · 9% of SUB| Holding | JMST | SUB |
|---|---|---|
| ILLINOIS ST GO 5% 11/26, due Nov 1, 2026 | 0.25% | 0.14% |
| ILLINOIS ST GO 5% 11/29, due Nov 1, 2029 | 0.11% | 0.13% |
| ILLINOIS ST GO 5% 11/28, due Nov 1, 2028 | 0.15% | 0.10% |
| NEW YORK N Y GO 5% 08/30, due Aug 1, 2030 | 0.09% | 0.18% |
| MESA ARIZ UTIL 5% 07/31, due Jul 1, 2031 | 0.07% | 0.08% |
| NEW JERSEY ST ZERO 12/30, due Dec 15, 2030 | 0.07% | 0.08% |
| NEW YORK N Y 5% 11/30, due Nov 1, 2030 | 0.05% | 0.18% |
| WASHINGTON ST 5% 08/30, due Aug 1, 2030 | 0.13% | 0.04% |
| CURATORS UNIV MO 5% 11/26, due Nov 1, 2026 | 0.04% | 0.05% |
| ILLINOIS ST GO 5% 07/28, due Jul 1, 2028 | 0.04% | 0.10% |
| CONNECTICUT ST 5% 09/31, due Sep 15, 2031 | 0.10% | 0.04% |
| NEW YORK ST DORM 5% 10/29, due Oct 1, 2029 | 0.10% | 0.04% |
| TEXAS ST UNIV 5% 03/29, due Mar 15, 2029 | 0.08% | 0.04% |
| CYPRESS-FAIRBANK 5% 02/29, due Feb 15, 2029 | 0.14% | 0.04% |
| CONNECTICUT ST 5% 07/27, due Jul 1, 2027 | 0.06% | 0.04% |
| CONNECTICUT ST 5% 12/26, due Dec 1, 2026 | 0.18% | 0.04% |
| NORTH TEX TWY 5% 01/29, due Jan 1, 2029 | 0.06% | 0.04% |
| DISTRICT 5% 12/27, due Dec 1, 2027 | 0.07% | 0.04% |
| COUNTY OF CLARK 5% 11/27, due Nov 1, 2027 | 0.04% | 0.12% |
| NEW YORK N Y 5% 11/29, due Nov 1, 2029 | 0.04% | 0.08% |
| WISCONSIN ST 5% 07/29, due Jul 1, 2029 | 0.04% | 0.03% |
| MARYLAND ST ST 5% 03/28, due Mar 15, 2028 | 0.04% | 0.03% |
| TEXAS ST TRANSN 5% 10/28, due Oct 1, 2028 | 0.11% | 0.03% |
| ENERGY NORTHWEST 5% 07/29, due Jul 1, 2029 | 0.05% | 0.03% |
| NEW YORK N Y 5% 11/29, due Nov 1, 2029 | 0.03% | 0.03% |
Sector mix of the stock holdings
No sector breakdown: these funds hold few classified stocks.
More: full overlap table · JMST holdings · SUB holdings
Fund data comes from each fund's SEC filings and issuer disclosures and is shown with the date it is as of. SEC portfolio and flow filings become public about 60 days after the period they cover. Nothing here is investment advice; see Terms.