Data as of Sep 12, 2026. Both funds on the fields they both publish, from the same sources.
MUB vs PFF: how they differ
MUB and PFF hold 0% of their weight in the same names, and MUB returned more over the year.
iShares National Muni Bond ETF and iShares Preferred and Income Securities ETF.
What they hold in common
By the books each fund has filed, MUB and PFF hold 0% of their money in the same securities at the same weight.
| Only in MUB | Only in PFF |
|---|---|
| Board of Regents of the University of Te 0.20% | BOEING COMPANY (THE) 3.99% |
| New York State Thruway Authority 0.16% | STRATEGY INC 2.99% |
| New York State Dormitory Authority 0.14% | WELLS FARGO & COMPANY 2.37% |
| Houston Higher Education Finance Corp. 0.13% | ORACLE CORP 2.31% |
| Northwest Independent School District 0.13% | HEWLETT PACKARD ENTERPRISE COMPANY 1.79% |
| Ohio State University (The) 0.13% | BANK OF AMERICA CORP 1.47% |
| State of New Jersey 0.13% | CITIGROUP CAPITAL XIII 1.33% |
| State of California 0.13% | ALBEMARLE CORP 1.31% |
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 Jun 30, 2026 and May 31, 2026.
| MUB iShares National Muni Bond ETF | PFF iShares Preferred and Income Securities ETF | |
|---|---|---|
| Where it sits | Core index fund | Core index fund |
| Issuer | iShares | iShares |
| What it is | National Muni Bond | Preferred and Income Securities |
| Total return, 1 year | +0.1% | −0.8% |
| S&P 500 over the same days | +17.5% | +17.5% |
| Gap to the S&P 500 | −17.4 pts | −18.3 pts |
| Expense ratio | 0.05% | 0.45% |
| Holdings | 6603 | 455 |
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. The prospectus expense ratio is 0.05% a year. It sat 3.6% below its high of Jul 6, 2026 on Sep 11, 2026.
PFF in plain words
PFF is an index equity fund tracking the Preferred and Income Securities. Over the year to Sep 11, 2026 it returned −0.8% with distributions reinvested, against +17.5% for the S&P 500 and +23.0% for the Nasdaq-100. The prospectus expense ratio is 0.45% a year. By its holdings filed for Jun 30, 2026, 22% of the fund by weight is stocks the S&P 500 also holds, across 455 positions, with the top ten at 19.9%. It sat 3.2% below its high of May 8, 2026 on Sep 11, 2026.
Questions people ask
- Which returned more over the last year, MUB or PFF?
- In the year to Sep 12, 2026, with distributions reinvested, MUB returned +0.1% and PFF returned −0.8%, so MUB returned more. One year is one year; the longer windows are in the table.
- Which is cheaper, MUB or PFF?
- MUB charges 0.05% a year and PFF charges 0.45%, so MUB 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, MUB against PFF, data as of Sep 12, 2026. https://etfiq.com/compare/any/MUB-PFF Free to use with attribution; the underlying files are at Open data.
A comparison is not a recommendation. Standards and sources