LMUB vs MUB
iShares Long-Term National Muni Bond ETF against iShares National Muni Bond ETF: cost, size, returns, what they hold and how much of it is the same.
Overlap by weight
8%
529 shared positions
Fee gap
4 bp
MUB is cheaper
1-year return gap
2.2 pts
MUB is ahead
Larger fund
MUB
$52.1B
Side by side
| LMUB | MUB | |
|---|---|---|
| Fund | iShares Long-Term National Muni Bond ETF | iShares National Muni Bond ETF |
| Issuer | iShares | iShares |
| Category | National Muni | National Muni |
| Expense ratio | 0.09% | 0.05% |
| Assets | $1.7B | $52.1B |
| Average daily dollar volume | $45M | $1.8B |
| Listed | Mar 17, 2025 | Sep 7, 2007 |
| FrenzyCap score | 89 | 99 |
| 1-month return | −0.8% | −0.3% |
| 3-month return | −5.0% | −2.7% |
| Year to date | −6.3% | −4.3% |
| 1-year return | −6.9% | −4.7% |
| 30-day volatility | 9.4% | 6.3% |
| Worst drawdown, 1 year | −10.5% | −7.9% |
| Trailing 12-month yield | 4.12% | 3.33% |
| Holdings | 1,027 | 7,665 |
| Top 10 weight | 4.8% | 1.2% |
| Look-through P/E | — | — |
| Holdings vs fair value | — | — |
| Holdings above 200-day average | — | — |
| Net flow, latest 3 reported months | +$236M thru May 2026 | +$2.4B thru May 2026 |
| 30-day implied volatility | — | 7.5% |
| Holdings as of | as of Oct 20, 2026issuer data | as of Oct 20, 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
51% of LMUB · 9% of MUB| Holding | LMUB | MUB |
|---|---|---|
| NEW YORK ST TWY AUTH ST PERS I 5%, due Mar 15, 2048 | 0.23% | 0.13% |
| OKLAHOMA TRANSN AUTH OK F/K/A 5.5%, due Jan 1, 2053 | 0.20% | 0.12% |
| ALABAMA TOLL RD BRDG & TUNL AU 5%, due Jan 1, 2066 | 0.23% | 0.09% |
| MASSACHUSETTS ST 5%, due Nov 1, 2052 | 0.12% | 0.09% |
| LOS ANGELES CALIF DEPT ARPTS R 5.25%, due May 15, 2051 | 0.10% | 0.09% |
| NEW YORK ST DORM AUTH REVS NON 5.5%, due Jul 1, 2054 | 0.11% | 0.08% |
| CHICAGO ILL 5.25%, due Jan 1, 2045 | 0.14% | 0.08% |
| LOS ANGELES CALIF UNI SCH DIST 4%, due Jul 1, 2044 | 0.11% | 0.08% |
| NORTHWEST TEX INDPT SCH DIST 5.25%, due Feb 15, 2055 | 0.07% | 0.13% |
| NEW YORK ST URBAN DEV CORP REV 4%, due Mar 15, 2049 | 0.24% | 0.07% |
| LAMAR TEX CONS INDPT SCH DIST 5.5%, due Feb 15, 2058 | 0.06% | 0.08% |
| JEFFERSON CNTY ALA SWR REV 5.25%, due Oct 1, 2049 | 0.17% | 0.06% |
| ENERGY NORTHWEST WASH ELEC REV 5%, due Jul 1, 2043 | 0.15% | 0.06% |
| MASSACHUSETTS ST 5%, due Sep 1, 2051 | 0.17% | 0.06% |
| TEXAS TRANSN FIN CORP SH 288 S, due Oct 1, 2050 | 0.16% | 0.06% |
| NEW YORK N Y CITY MUN WTR FIN 5%, due Jun 15, 2052 | 0.23% | 0.06% |
| TEXAS TRANSN FIN CORP SH 288 S, due Oct 1, 2055 | 0.07% | 0.06% |
| NEW YORK ST TWY AUTH GEN REV J 4%, due Jan 1, 2045 | 0.10% | 0.06% |
| MONROE CNTY N Y INDL DEV CORP 4%, due Jul 1, 2050 | 0.14% | 0.06% |
| SALT RIV PROJ AGRIC IMPT & PWR 5.25%, due Jan 1, 2053 | 0.36% | 0.06% |
| OMAHA PUB PWR DIST NEB ELEC RE 5.25%, due Feb 1, 2052 | 0.06% | 0.06% |
| CALIFORNIA ST PUB WKS BRD LEAS 5%, due Apr 1, 2049 | 0.23% | 0.05% |
| OKLAHOMA TRANSN AUTH OK F/K/A 5.5%, due Jan 1, 2054 | 0.25% | 0.05% |
| PENNSYLVANIA ST 5%, due Apr 1, 2040 | 0.18% | 0.05% |
| NEW JERSEY ST TRANSN TR FD AUT 5%, due Jun 15, 2042 | 0.16% | 0.05% |
Sector mix of the stock holdings
No sector breakdown: these funds hold few classified stocks.
More: full overlap table · LMUB holdings · MUB 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.