JMUB vs MUNX
JPMorgan Municipal ETF against AMG GW&K Muni Income ETF: cost, size, returns, what they hold and how much of it is the same.
Overlap by weight
1%
11 shared positions
Fee gap
11 bp
JMUB is cheaper
1-year return gap
—
Larger fund
JMUB
$8.7B
Side by side
| JMUB | MUNX | |
|---|---|---|
| Fund | JPMorgan Municipal ETF | AMG GW&K Muni Income ETF |
| Issuer | JPMorgan | AMG |
| Category | National Muni | National Muni |
| Expense ratio | 0.18% | 0.29% |
| Assets | $8.7B | $20M |
| Average daily dollar volume | $176M | $79K |
| Listed | Oct 29, 2018 | Oct 29, 2025 |
| FrenzyCap score | 90 | 32 |
| 1-month return | −0.5% | −0.9% |
| 3-month return | −2.8% | −3.6% |
| Year to date | −4.5% | −4.9% |
| 1-year return | −4.9% | — |
| 30-day volatility | 6.1% | 7.2% |
| Worst drawdown, 1 year | −7.8% | −8.6% |
| Trailing 12-month yield | 3.55% | 3.36% |
| Holdings | 2,181 | 75 |
| Top 10 weight | 5.5% | 23.0% |
| Look-through P/E | — | — |
| Holdings vs fair value | — | — |
| Holdings above 200-day average | — | — |
| Net flow, latest 3 reported months | +$751M thru May 2026 | +$3.0M thru Jun 2026 |
| 30-day implied volatility | — | — |
| Holdings as of | as of Oct 21, 2026issuer data | as of Jun 30, 2026SEC filing |
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
1% of JMUB · 15% of MUNX| Holding | JMUB | MUNX |
|---|---|---|
| CALIFORNIA CMNTY 5% 06/36, due Jun 1, 2036 | 0.22% | 0.81% |
| BLACK BELT 5% 01/34, due Jan 1, 2034 | 0.21% | 1.04% |
| JEFFERSON CNTY 5.5% 10/53, due Oct 1, 2053 | 0.21% | 2.61% |
| TENNESSEE VAR 05/53, due May 1, 2053 | 0.18% | 0.77% |
| TEXAS PRIVATE 5% 06/58, due Jun 30, 2058 | 0.15% | 1.96% |
| VIRGINIA SMALL 5% 12/52, due Dec 31, 2052 | 0.13% | 1.49% |
| NEW YORK 5.5% 12/54, due Dec 31, 2054 | 0.09% | 1.10% |
| NEW YORK TRANSN 5% 10/40, due Oct 1, 2040 | 0.06% | 1.79% |
| RHODE IS ST 5% 05/31, due May 15, 2031 | 0.05% | 1.18% |
| PALM BEACH CNTY 5% 11/55, due Nov 15, 2055 | 0.05% | 0.88% |
| LEE CNTY FLA VAR 10/56, due Oct 1, 2056 | 0.04% | 1.07% |
Sector mix of the stock holdings
No sector breakdown: these funds hold few classified stocks.
More: full overlap table · JMUB holdings · MUNX 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.