ETF · iShares
SMBS iShares US Mortgage Backed Securities UCITS ETF USD
ISIN IE00BZ6V7883London Stock Exchange: SMBSBlackRock, Inc.
- Corporate & other bonds
- ETF
- ISA
- SIPP
- Distributing
Latest close
LSE£2.99
on
- Ongoing charge
- 0.28% a year
- Fund size
- £433m
Source: TradingView, as of , at least 15 min delayed
At a glance
As of 30/09/2026, SMBS (iShares US Mortgage Backed Securities UCITS ETF USD, ISIN IE00BZ6V7883) closed at £2.99 on the London Stock Exchange. Its ongoing charge is 0.28% a year (about £28 on £10,000). Over the five years to 30/09/2026 its total return was −1.0%, or −22.6% after UK CPIH inflation.
Past returns
- 1 year to 30/09/2026
- −0.5%
- −3.6% after inflation (UK CPIH)
- 3 years to 30/09/2026
- +4.4%
- −5.8% after inflation (UK CPIH)
- 5 years to 30/09/2026
- −1.0%
- −22.6% after inflation (UK CPIH)
£1,000 put in five years ago would have been worth about £990 on 30/09/2026 — about £774 in today’s spending power, once price rises are taken out. Past performance is not a guide to future returns.
Returns: TradingView (delayed data). Inflation: ONS CPIH, latest month published.
How we work it out:ReturnsReturns after inflationTotal returnReal returnCPIH
Calendar-year and 12-month returns
Calendar-year returns of iShares US Mortgage Backed Securities UCITS ETF USD in pounds (price only, income paid out not included): 2022 −3.2%, 2023 −5.0%, 2024 −1.2%, 2025 −2.7%; 2026 to 30/09/2026 −3.8%. Returns of iShares US Mortgage Backed Securities UCITS ETF USD in pounds (price only, income paid out not included) over the 12 months to 30/09/2026: −5.0%; to 30/09/2025: −0.7%; to 30/09/2024: −1.7%; to 30/09/2023: −11.7%; to 30/09/2022: +3.6%.
| Year | Return | After inflation | Return shown as a bar |
|---|---|---|---|
| to | −3.8% | −6.5% | |
| −2.7% | −6.0% | ||
| −1.2% | −4.6% | ||
| −5.0% | −8.8% | ||
| −3.2% | −11.4% |
| 12 months to | Return | After inflation |
|---|---|---|
| from | −5.0% | Not available |
| from | −0.7% | −4.6% |
| from | −1.7% | −4.2% |
| from | −11.7% | −17.0% |
| from | +3.6% | −4.8% |
Source: Fundology, from recorded closes and the data vendor’s weekly price history, as of , inflation: ONS CPIH
How we work it out:Calendar-year returnsWhat a calendar-year return isAccumulating and distributing
Risk: volatility and largest fall
Volatility (annualised)
8.2%over 5 years
| 1 year | 6.1% |
|---|---|
| 3 years | 7.6% |
| 5 years | 8.2% |
Annualised from weekly returns. Higher means bumpier.
- Largest fall since October 2021
- −19.6%
- From to
- Lowest 12-month return
- −14.1%
- 12 months to
- Highest 12-month return
- +5.8%
- 12 months to
- Below its highest weekly close since October 2021
- 19.5%
- High of , latest
In words: Volatility of iShares US Mortgage Backed Securities UCITS ETF USD in pounds, annualised from weekly returns to 30/09/2026: 6.1% over 1 year, 7.6% over 3 years, 8.2% over 5 years. Largest fall in the price of iShares US Mortgage Backed Securities UCITS ETF USD since October 2021, in pounds: −19.6% from 23/09/2022 to 13/06/2025. The lowest 12-month return of iShares US Mortgage Backed Securities UCITS ETF USD in pounds (price only, income paid out not included) since January 2021 was −14.1% (12 months to 18/08/2023); the highest was +5.8% (12 months to 12/06/2026). On 30/09/2026 the price of iShares US Mortgage Backed Securities UCITS ETF USD was 19.5% below its highest weekly close since October 2021 (23/09/2022), in pounds.
Source: Fundology, from recorded closes and the data vendor’s weekly price history, as of , price only — income paid out is not included
How we work it out:Risk figuresFallsVolatilityLargest fall
Charges compared with similar funds
- Ongoing charge
- 0.28%
- a year
- On £10,000
- £28
- a year, roughly
- Over five years
- £139
- of £10,000, before growth
- 226 charge less
- 2 the same
- 155 charge more
Ongoing charge of iShares US Mortgage Backed Securities UCITS ETF USD 0.28% a year, as of 01/10/2026: 155 of the 383 other corporate and other bond funds charge more, 2 the same and 226 less (share classes counted once).
Source: Fund ongoing charges via TradingView, as of
A lower charge is not a promise of a higher return: what the fund holds matters more. Charges are the fund’s own published ongoing charges figure.
Read more:Ongoing charge (OCF)OCF and TERFee dragHow charges add up
In plain English
iShares US Mortgage Backed Securities UCITS ETF USD is an exchange-traded fund (ETF) from iShares, launched in 2016.
It tracks the Bloomberg U.S. MBS Index.
You buy and sell it through a share-dealing account or platform during stock-market hours, like a share.
Its ongoing charge is 0.28% a year — about £28 a year on every £10,000 invested, taken from the fund's value rather than billed to you.
Income from its investments is paid out to holders as cash, usually a few times a year.
Corporate & other bonds: Loans to companies and other borrowers, which usually pay more interest than government bonds in exchange for more risk.
Terms:ETFIndex fundUCITSAccumulating or incomeShare classISIN
Key facts
- Ticker
- SMBS
- ISIN
- IE00BZ6V7883
- Provider
- iShares
- Tracks
- Bloomberg U.S. MBS Index
- Structure
- ETF
- An exchange-traded fund: bought and sold on the stock exchange through the day, like a share.
- Income
- Distributing, paid semi-annual
- Income is paid out to holders as cash, usually a few times a year.
- Ongoing charge
- 0.28% a year · about £28 on £10,000
- Fund size
- £433m
- Launched
- Domicile
- Ireland
- Can be held in
- ISA and SIPP
- Currency hedged
- No
- Price currency
- Pounds (GBP)
- Category
- Corporate & other bonds
Price chart
Since 07/08/2026, the closing price went from £3.07 on 07/08/2026 to £2.99 on 30/09/2026 (−2.6%). The lowest close shown was £2.99 on 30/09/2026 and the highest £3.07 on 07/08/2026.
Chart: closing prices we have recorded since 07/08/2026. Price only — income paid out is not included, so the line can end below the total return above.
Source: TradingView, as of , at least 15 min delayed
Five years of prices, and after inflation
6 weekly closes, from 07/08/2026 to 30/09/2026. The same history in September 2026 pounds, adjusted with ONS CPIH inflation.
Create a free account to see the 5-year price chart and the after-inflation chart
Sign-up takes an email address. There is no card to enter and nothing to pay.
How we work it out:Prices and returnsNAV and price
Funds tracking the same index
3 funds track Bloomberg U.S. MBS Index, this one included and share classes counted once; their ongoing charges range from 0.28% to 0.30% a year (30/09/2026).
| Fund | 1 year | 5 years |
|---|---|---|
| iShares US Mortgage Backed Securities UCITS ETF AccAccumulating · 0.28% a year | −0.8% | −2.0% |
| iShares US Mortgage Backed Securities UCITS ETF Hedged GBPDistributing · Currency hedged · 0.30% a year | −2.0% | Not reported |
| iShares US Mortgage Backed Securities UCITS ETF USDThis fundDistributing · 0.28% a year | −0.5% | −1.0% |
Source: TradingView reported returns and fund ongoing charges, as of
Read more:Index fundsTracking differenceHow funds are compared
Other versions of this fund
Risk and return in depth
Sharpe, Sortino and Calmar ratios
Sharpe, Sortino and Calmar ratios over 1, 3 and 5 years, from weekly returns in pounds.
With a free accountRolling returns
The full range of 245 rolling 12-month returns since January 2021, and of 141 rolling three-year returns, in pounds, with how often they were above zero.
With a free accountLargest falls and recoveries
The 3 largest falls since October 2021, in pounds, with how many weeks each took to reach its low and to recover.
With a free account
Create a free account to see the risk ratios, every rolling return and each large fall and its recovery
Sign-up takes an email address. There is no card to enter and nothing to pay.
Moves compared with a similar fund
Correlation and beta of weekly returns in pounds against iShares Core UK Gilts UCITS ETF, over the three years to 30/09/2026 (146 weeks).
Pro
Pro — currently by invitation
Pro includes moves against a comparable fund
Pro is open by invitation while it is being built. There is nothing to buy. To ask about access, email [email protected].
Questions people ask
What is the ongoing charge of SMBS?
The ongoing charge of SMBS is 0.28% a year — about £28 a year on every £10,000 invested, taken from the fund’s value rather than billed to you. Platform and dealing fees are charged separately. Ongoing charge of iShares US Mortgage Backed Securities UCITS ETF USD 0.28% a year, as of 01/10/2026: 155 of the 383 other corporate and other bond funds charge more, 2 the same and 226 less (share classes counted once).
What does SMBS track?
SMBS tracks the Bloomberg U.S. MBS Index.
Is SMBS accumulating or distributing?
SMBS is distributing: income is paid out to holders as cash, usually a few times a year. It pays out semi-annual.
What is the ISIN of SMBS?
The ISIN of SMBS is IE00BZ6V7883. An ISIN identifies one exact share class of a fund; SMBS is its ticker on the London Stock Exchange.
What were SMBS’s returns in each of the last five years?
Calendar-year returns of SMBS in pounds (price only, income paid out not included): 2022 −3.2%, 2023 −5.0%, 2024 −1.2%, 2025 −2.7%; 2026 to 30/09/2026 −3.8%. Past performance is not a guide to future returns.
How has SMBS done after inflation?
Over the five years to 30/09/2026 SMBS’s total return was −1.0%, or −22.6% after UK CPIH inflation. Past performance is not a guide to future returns.
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Sources and dates
- Prices
- London Stock Exchange closes via TradingView, at least 15 minutes delayed, latest
- Returns
- TradingView reported returns (net asset value with income reinvested where available)
- Calendar years, risk
- Fundology, from recorded closes (weekly history from the data vendor where our record is short)
- Inflation
- ONS CPIH, latest month used August 2026
- Charges
- The fund’s ongoing charges figure, via TradingView
- Identity
- FCA Financial Instruments Reference Data System (FIRDS) and the issuer
- Fund size
- TradingView, converted to pounds at the latest ECB reference rate
Methodology:Data sourcesReturnsCategoriesAll methods
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