JMBS vs PMBS: Differences, Returns & Fees
JMBS's duration was 6.2 years on Jul 31, 2026 and PMBS's 6.3 on Jun 30, 2026; JMBS charges 0.21% to PMBS's 0.71%. Net assets: $6.7bn on Jul 31, 2026 for Janus Henderson Mortgage-Backed Securities ETF, and $1.4bn on Jun 30, 2026 for PIMCO Mortgage-Backed Securities Active Exchange-Traded Fund.
JMBS costs 0.50 points a year less; their one-year returns differ by 0.2 points.
| JMBS | PMBS | |
|---|---|---|
| Expense ratio | 0.21% | 0.71% |
| Net assets, JMBS as of Jul 31, 2026 and PMBS as of Jun 30, 2026 | $6.7bn | $1.4bn |
| Total return, 1 year | −1.8% | −2.0% |
| What it tracks | No index, actively managed | No index, actively managed |
| Holdings in common | 27% | |
| Below its high | 5.4%, high on Feb 27, 2026 | 5.9%, high on Feb 27, 2026 |
Holdings in common uses holdings dated Jun 30, 2026 and Jul 31, 2026.
What they hold in common
By the books each fund has filed, JMBS and PMBS hold 27% of their money in the same securities at the same weight. Above 50%, holding both is close to holding one of them twice. Holdings dated Jun 30, 2026 and Jul 31, 2026.
half
27% in common
On the same fields
JMBS and PMBS on the fields both publish, as of Oct 9, 2026. Source: ETFIQ.
JMBS in plain words
JMBS is actively managed and tracks no index. The prospectus expense ratio is 0.21% a year. It sat 5.4% below its high of Feb 27, 2026 on Oct 9, 2026.
Over the year to Oct 9, 2026 it returned −1.8% with distributions reinvested, against −1.6% for its benchmark, the Bloomberg U.S. Aggregate Bond Index.
PMBS in plain words
PMBS is actively managed and tracks no index. Over the year to Oct 9, 2026 it returned −2.0% with distributions reinvested. The prospectus expense ratio is 0.71% a year. It sat 5.9% below its high of Feb 27, 2026 on Oct 9, 2026.
Questions people ask
- Which returned more over the last year, JMBS or PMBS?
- In the year to Oct 9, 2026, with distributions reinvested, JMBS returned −1.8% and PMBS −2.0%.
- Which is cheaper, JMBS or PMBS?
- JMBS is cheaper, by 0.50 percentage points a year. That is about $50 on $10,000 held for a year. Fees come from each fund's prospectus.
ETFIQ links to the documents behind every figure; a link is not an endorsement. A comparison is not a recommendation.
How this is computed
Overlap adds up the smaller of the two weights for each security both funds hold.
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ETFIQ, JMBS against PMBS, data as of Oct 9, 2026. https://etfiq.com/compare/any/jmbs-vs-pmbs
ETFIQ. (Oct 9, 2026). JMBS against PMBS. Retrieved from https://etfiq.com/compare/any/jmbs-vs-pmbs
[JMBS against PMBS (ETFIQ, Oct 9, 2026)](https://etfiq.com/compare/any/jmbs-vs-pmbs)
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