Data as of Sep 12, 2026. Both funds on the fields they both publish, from the same sources.
EDV vs MUB: how they differ
EDV and MUB hold 0% of their weight in the same names, and MUB returned more over the year.
Vanguard Extended Duration Treasury Index Fund and iShares National Muni Bond ETF.
What they hold in common
By the books each fund has filed, EDV and MUB hold 0% of their money in the same securities at the same weight.
| Only in EDV | Only in MUB |
|---|---|
| United States Treasury Strip Coupon 1.82% | Board of Regents of the University of Te 0.20% |
| United States Treasury Strip Principal 1.76% | New York State Thruway Authority 0.16% |
| United States Treasury Strip Coupon 1.72% | New York State Dormitory Authority 0.14% |
| United States Treasury Strip Principal 1.70% | Houston Higher Education Finance Corp. 0.13% |
| United States Treasury Strip Coupon 1.68% | Northwest Independent School District 0.13% |
| United States Treasury Strip Principal 1.65% | Ohio State University (The) 0.13% |
| United States Treasury Strip Coupon 1.60% | State of New Jersey 0.13% |
| United States Treasury Strip Principal 1.57% | State of California 0.13% |
Weight overlap is an ETFIQ calculation: for every security both funds hold, the smaller of the two weights, summed. Above 50%, holding both is close to holding one of them twice. Holdings dated May 31, 2026.
| EDV Vanguard Extended Duration Treasury Index Fund | MUB iShares National Muni Bond ETF | |
|---|---|---|
| Where it sits | Core index fund | Core index fund |
| Issuer | Vanguard | iShares |
| What it is | Extended Duration Treasury | National Muni Bond |
| Total return, 1 year | −10.8% | +0.1% |
| S&P 500 over the same days | +17.5% | +17.5% |
| Gap to the S&P 500 | −28.3 pts | −17.4 pts |
| Expense ratio | 0.05% | 0.05% |
| Holdings | 82 | 6603 |
EDV in plain words
EDV is a bond fund tracking the Extended Duration Treasury. Over the year to Sep 11, 2026 it returned −10.8% with distributions reinvested, against +17.5% for the S&P 500 and +23.0% for the Nasdaq-100. The prospectus expense ratio is 0.05% a year. It sat 57.3% below its high of Mar 9, 2020 on Sep 11, 2026.
MUB in plain words
MUB is a bond fund tracking the National Muni Bond. Over the year to Sep 11, 2026 it returned +0.1% with distributions reinvested, against +17.5% for the S&P 500 and +23.0% for the Nasdaq-100. It sat 3.6% below its high of Jul 6, 2026 on Sep 11, 2026.
Questions people ask
- Which returned more over the last year, EDV or MUB?
- In the year to Sep 12, 2026, with distributions reinvested, EDV returned −10.8% and MUB returned +0.1%, so MUB returned more. One year is one year; the longer windows are in the table.
- Which is cheaper, EDV or MUB?
- EDV charges 0.05% a year and MUB charges 0.05%, so EDV is cheaper. Fees come from each fund's prospectus.
Other comparisons
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Where these figures came from
ETFIQ links to the documents behind every figure. It is not affiliated with any issuer, and a link is not an endorsement.
Cite this page. ETFIQ, EDV against MUB, data as of Sep 12, 2026. https://etfiq.com/compare/any/EDV-MUB Free to use with attribution; the underlying files are at Open data.
A comparison is not a recommendation. Standards and sources