INMU vs MUB
iShares Intermediate Muni Income Active ETF against iShares National Muni Bond ETF: cost, size, returns, what they hold and how much of it is the same.
Overlap by weight
1%
85 shared positions
Fee gap
25 bp
MUB is cheaper
1-year return gap
1.2 pts
INMU is ahead
Larger fund
MUB
$52.1B
Side by side
| INMU | MUB | |
|---|---|---|
| Fund | iShares Intermediate Muni Income Active ETF | iShares National Muni Bond ETF |
| Issuer | iShares | iShares |
| Category | National Muni | National Muni |
| Expense ratio | 0.30% | 0.05% |
| Assets | $688M | $52.1B |
| Average daily dollar volume | $22M | $1.8B |
| Listed | Mar 16, 2021 | Sep 7, 2007 |
| FrenzyCap score | 66 | 99 |
| 1-month return | +0.3% | −0.3% |
| 3-month return | −2.0% | −2.7% |
| Year to date | −3.1% | −4.3% |
| 1-year return | −3.5% | −4.7% |
| 30-day volatility | 5.9% | 6.3% |
| Worst drawdown, 1 year | −7.5% | −7.9% |
| Trailing 12-month yield | 3.44% | 3.33% |
| Holdings | 595 | 7,665 |
| Top 10 weight | 8.6% | 1.2% |
| Look-through P/E | — | — |
| Holdings vs fair value | — | — |
| Holdings above 200-day average | — | — |
| Net flow, latest 3 reported months | +$89M thru Jul 2026 | +$2.4B thru May 2026 |
| 30-day implied volatility | 17.2% | 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
17% of INMU · 1% of MUB| Holding | INMU | MUB |
|---|---|---|
| MARYLAND (STATE OF) 5%, due Jun 1, 2037 | 0.48% | 0.05% |
| NEW JERSEY ST TPK AUTH TPK REV 4%, due Jan 1, 2042 | 0.20% | 0.03% |
| NEW JERSEY ST TRANSN TR FD AUT 5%, due Jun 15, 2032 | 0.12% | 0.03% |
| CALIFORNIA (STATE OF) 5%, due Aug 1, 2034 | 0.45% | 0.03% |
| BAY AREA TOLL AUTH CALIF TOLL 5%, due Oct 1, 2033 | 0.16% | 0.03% |
| TEXAS TRANSN COMMN CENT TEX TP 5%, due Aug 15, 2034 | 0.14% | 0.03% |
| NEW JERSEY ST TRANSN TR FD AUTH, due Dec 15, 2037 | 0.28% | 0.02% |
| DELAWARE ST 4%, due May 1, 2042 | 0.21% | 0.02% |
| MONTGOMERY CNTY MD 5%, due Dec 1, 2035 | 0.35% | 0.02% |
| CONNECTICUT ST SPL TAX OBLIG R 5%, due Jul 1, 2040 | 0.77% | 0.02% |
| VIRGINIA COLLEGE BLDG AUTH VA 3%, due Feb 1, 2035 | 0.16% | 0.02% |
| NEW YORK N Y CITY TRANSITIONAL 5%, due Nov 1, 2033 | 0.14% | 0.02% |
| WASHINGTON ST 5%, due Aug 1, 2038 | 0.17% | 0.02% |
| NEW JERSEY ST TURNPIKE AUTHORITY 5%, due Jul 1, 2036 | 0.47% | 0.02% |
| NEW JERSEY ST TRANSN TR FD AUTH, due Dec 15, 2034 | 0.21% | 0.02% |
| NEW YORK ST DORM AUTH SALES TA 5%, due Mar 15, 2036 | 0.18% | 0.02% |
| HAWAII ST 4%, due May 1, 2036 | 0.12% | 0.02% |
| AQUARION WATER AUTHORITY CT 5.25%, due Feb 1, 2031 | 0.14% | 0.02% |
| JOBSOHIO BEVERAGE SYS OHIO STA 5%, due Jan 1, 2038 | 0.09% | 0.02% |
| ATLANTA GA (CITY OF) 5%, due Nov 1, 2038 | 0.10% | 0.02% |
| UNIVERSITY OF MICHIGAN 5%, due Apr 1, 2037 | 0.20% | 0.02% |
| NEW YORK N Y CITY TRANSITIONAL 4%, due Nov 1, 2042 | 0.28% | 0.02% |
| LOWER COLO RIV AUTH TEX REV 5%, due May 15, 2032 | 0.07% | 0.02% |
| CALIFORNIA (STATE OF) 5%, due Aug 1, 2035 | 0.06% | 0.02% |
| NEW YORK CITY TRANSITIONAL FIN AUT 5%, due Nov 1, 2045 | 0.07% | 0.01% |
Sector mix of the stock holdings
No sector breakdown: these funds hold few classified stocks.
More: full overlap table · INMU 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.