JSI vs MBB
Janus Henderson Securitized Income ETF against iShares MBS ETF: cost, size, returns, what they hold and how much of it is the same.
Overlap by weight
0%
2 shared positions
Fee gap
46 bp
MBB is cheaper
1-year return gap
1.1 pts
JSI is ahead
Larger fund
MBB
$35.2B
Side by side
| JSI | MBB | |
|---|---|---|
| Fund | Janus Henderson Securitized Income ETF | iShares MBS ETF |
| Issuer | Janus Henderson | iShares |
| Category | Mortgage & Securitized | Mortgage & Securitized |
| Expense ratio | 0.50% | 0.04% |
| Assets | $1.5B | $35.2B |
| Average daily dollar volume | $12M | $690M |
| Listed | Nov 8, 2023 | Mar 13, 2007 |
| FrenzyCap score | 61 | 98 |
| 1-month return | −1.0% | −1.0% |
| 3-month return | −2.2% | −2.5% |
| Year to date | −4.0% | −4.9% |
| 1-year return | −4.6% | −5.7% |
| 30-day volatility | 4.3% | 6.7% |
| Worst drawdown, 1 year | −5.0% | −8.1% |
| Trailing 12-month yield | 6.08% | 4.50% |
| Holdings | 588 | 10,818 |
| Top 10 weight | 17.7% | 6.0% |
| Look-through P/E | — | — |
| Holdings vs fair value | — | — |
| Holdings above 200-day average | — | — |
| Net flow, latest 3 reported months | +$7.7M thru Jul 2026 | −$179M thru May 2026 |
| 30-day implied volatility | — | 7.8% |
| 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
10% of JSI · 0% of MBB| Holding | JSI | MBB |
|---|---|---|
| FHLMC TBA 10yr 7% August Delivery, 6.00%, 11/12/26, due Nov 12, 2026 | 5.57% | 0.16% |
| FHLMC TBA 10yr 8% August Delivery, 6.50%, 11/12/26, due Nov 12, 2026 | 4.07% | 0.13% |
Sector mix of the stock holdings
No sector breakdown: these funds hold few classified stocks.
More: full overlap table · JSI holdings · MBB 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.