JMTG vs MBBA
JPMorgan Mortgage-Backed Securities ETF against iShares Mortgage-Backed Securities Active ETF: cost, size, returns, what they hold and how much of it is the same.
Overlap by weight
1%
5 shared positions
Fee gap
1 bp
JMTG is cheaper
1-year return gap
—
Larger fund
JMTG
$6.7B
Side by side
| JMTG | MBBA | |
|---|---|---|
| Fund | JPMorgan Mortgage-Backed Securities ETF | iShares Mortgage-Backed Securities Active ETF |
| Issuer | JPMorgan | iShares |
| Category | Mortgage & Securitized | Mortgage & Securitized |
| Expense ratio | 0.24% | 0.25% |
| Assets | $6.7B | $730M |
| Average daily dollar volume | $42M | $23M |
| Listed | Aug 18, 2000 | May 18, 1998 |
| FrenzyCap score | 79 | 66 |
| 1-month return | −1.1% | −1.1% |
| 3-month return | −2.6% | −2.7% |
| Year to date | −4.6% | — |
| 1-year return | −5.4% | — |
| 30-day volatility | 5.3% | 7.5% |
| Worst drawdown, 1 year | −7.6% | −8.5% |
| Trailing 12-month yield | 4.52% | 3.26% |
| Holdings | 2,573 | 710 |
| Top 10 weight | 7.9% | 46.4% |
| Look-through P/E | — | — |
| Holdings vs fair value | — | — |
| Holdings above 200-day average | — | — |
| Net flow, latest 3 reported months | +$460M thru May 2026 | +$31M thru Jul 2026 |
| 30-day implied volatility | — | — |
| Holdings as of | as of Oct 21, 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
2% of JMTG · 13% of MBBA| Holding | JMTG | MBBA |
|---|---|---|
| TBA UMBS SINGLE 5.5%, due Nov 25, 2056 | 0.89% | 11.34% |
| TBA UMBS SINGLE 2.5%, due Nov 25, 2056 | 1.04% | 0.42% |
| GNMA II MORTPASS 3% 07/52, due Jul 20, 2052 | 0.08% | 0.83% |
| FNMA MORTPASS 6.5% 02/29, due Feb 1, 2029 | 0.00% | 0.00% |
| FNMA MORTPASS 6.5% 03/29, due Mar 1, 2029 | 0.00% | 0.01% |
Sector mix of the stock holdings
No sector breakdown: these funds hold few classified stocks.
More: full overlap table · JMTG holdings · MBBA 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.