Fundology

ETF · iShares

IUSU iShares S&P 500 Utilities Sector UCITS ETF

ISIN IE00B4KBBD01London Stock Exchange: IUSUBlackRock, Inc.

Latest close

LSE

£8.33

on

Ongoing charge
0.15% a year
Fund size
£875m

As of , at least 15 min delayed

At a glance

As of 13/11/2026, IUSU (iShares S&P 500 Utilities Sector UCITS ETF, ISIN IE00B4KBBD01) closed at £8.33 on the London Stock Exchange. Its ongoing charge is 0.15% a year (about £15 on £10,000). Over the five years to 13/11/2026 its total return was +49.5%, or +16.7% after UK CPIH inflation.

Past returns

Total return: the change in the fund’s value with any income reinvested, after its ongoing charges. Periods to .
1 year to 13/11/2026
−0.9%
−4.4% after inflation
3 years to 13/11/2026
+46.6%
+32.4% after inflation
5 years to 13/11/2026
+49.5%
+16.7% after inflation

£1,000 put in five years ago would have been worth about £1,495 on 13/11/2026 — about £1,167 in today’s spending power, once price rises are taken out. Past performance is not a guide to future returns.

Returns: as reported (delayed data). Inflation: UK 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 S&P 500 Utilities Sector UCITS ETF in pounds (price, with income reinvested in the fund): 2022 +14.3%, 2023 −13.2%, 2024 +28.6%, 2025 +4.8%; 2026 to 13/11/2026 +6.0%. Returns of iShares S&P 500 Utilities Sector UCITS ETF in pounds (price, with income reinvested in the fund) over the 12 months to 30/09/2026: −8.0%; to 30/09/2025: +13.2%; to 30/09/2024: +26.8%; to 30/09/2023: −16.4%; to 30/09/2022: +29.4%.

Calendar-year returns of IUSU, in pounds (price, with income reinvested in the fund), to 13/11/2026
YearReturnAfter inflationReturn shown as a bar
to +6.0%+2.6%
to +4.8%+1.2%
to +28.6%+24.2%
−13.2%−16.6%
+14.3%+4.6%
Returns of IUSU over 12-month periods to 30/09/2026, in pounds (price, with income reinvested in the fund)
12 months toReturnAfter inflation
from −8.0%−11.3%
from +13.2%+8.8%
from +26.8%+23.6%
from −16.4%−21.4%
from +29.4%+19.0%

As of , inflation: UK CPIH

How we work it out:Calendar-year returnsWhat a calendar-year return isAccumulating and distributing

Risk: volatility and largest fall

How far the price has swung and fallen. The same record as the returns, in pounds.

Volatility (annualised)

17.6%over 5 years

Volatility, annualised from weekly returns, by period
1 year17.9%
3 years15.7%
5 years17.6%

Annualised from weekly returns. Higher means bumpier.

Largest fall since November 2021
−29.5%
From to
Lowest 12-month return
−22.8%
12 months to
Highest 12-month return
+40.6%
12 months to
Below its highest weekly close since November 2021
4.7%
High of , latest

In words: Volatility of iShares S&P 500 Utilities Sector UCITS ETF in pounds, annualised from weekly returns to 13/11/2026: 17.9% over 1 year, 15.7% over 3 years, 17.6% over 5 years. Largest fall in the price of iShares S&P 500 Utilities Sector UCITS ETF since November 2021, in pounds: −29.5% from 09/09/2022 to 06/10/2023. The lowest 12-month return of iShares S&P 500 Utilities Sector UCITS ETF in pounds (price, with income reinvested in the fund) since January 2021 was −22.8% (12 months to 08/09/2023); the highest was +40.6% (12 months to 23/09/2022). On 13/11/2026 the price of iShares S&P 500 Utilities Sector UCITS ETF was 4.7% below its highest weekly close since November 2021 (13/03/2026), in pounds.

As of , price, with income reinvested in the fund

How we work it out:Risk figuresFallsVolatilityLargest fall

Charges compared with similar funds

The ongoing charge is taken from the fund’s value every day, so the returns on this page are already after it. Platform and dealing fees are charged separately.
Ongoing charge
0.15%
a year
On £10,000
£15
a year, roughly
Over five years
£75
of £10,000, before growth
Among 165 single-sector funds, share classes counted once
  • 15 charge less
  • 15 the same
  • 134 charge more

Ongoing charge of iShares S&P 500 Utilities Sector UCITS ETF 0.15% a year. Compared on 14/11/2026, 134 of the 164 other single-sector funds charge more, 15 the same and 15 less (share classes counted once).

As of

A lower charge is not a promise of a higher return: what the fund holds matters more.

As of

Read more:Ongoing charge (OCF)OCF and TERFee dragHow charges add up

In plain English

iShares S&P 500 Utilities Sector UCITS ETF is an exchange-traded fund (ETF) from iShares, launched in 2017.

It tracks the S&P 500 Capped 35/20 Utilities Sector Index — about 500 of the largest companies listed in the US.

You buy and sell it through a share-dealing account or platform during stock-market hours, like a share.

Its ongoing charge is 0.15% a year — about £15 a year on every £10,000 invested, taken from the fund's value rather than billed to you.

Income from its investments is reinvested inside the fund, so it shows up as a rising price rather than cash paid to you.

Single sectors: Funds focused on one industry — banks, energy, defence, mining and so on.

Terms:ETFIndex fundUCITSAccumulating or incomeShare classISIN

Key facts

Ticker
IUSU
ISIN
IE00B4KBBD01
Also listed as
IUUS (London Stock Exchange, US dollars), 2B7A (Xetra, euros)
Provider
iShares
Tracks
S&P 500 Capped 35/20 Utilities Sector Index
Structure
ETF
An exchange-traded fund: bought and sold on the stock exchange through the day, like a share.
Income
Accumulating
Income is reinvested inside the fund, so it shows up as a rising price rather than cash paid to you.
Ongoing charge
0.15% a year · about £15 on £10,000
Fund size
£875m
Launched
Domicile
Ireland
UK reporting fund status
Yes — on HMRC’s list of reporting funds (list of )
Reporting fund since . What reporting fund status means
Can usually be held in
ISA and SIPP
Check with your platform: each decides which funds it offers.
Currency hedged
No
Price currency
Pounds (GBP)

Price chart

Closing price
£8.32+0.6% over 1 year · closing price
IUSU closing price: £8.27 on 14/11/2025, £8.32 on 13/11/2026 (+0.6%); low £7.41, high £8.74.

Over the last year, the closing price went from £8.27 on 14/11/2025 to £8.33 on 13/11/2026 (+0.7%). The lowest close shown was £7.41 on 25/09/2026 and the highest £8.74 on 13/03/2026.

One close a week. Before 31/07/2026 the closes are from the weekly price history for this listing; from then on, the closing prices we have recorded.

As of , at least 15 min delayed

Five years of prices, and after inflation

262 weekly closes, from 12/11/2021 to 13/11/2026. The same history in November 2026 pounds, adjusted with CPIH inflation.

Create a free account to see the 5-year price chart and the after-inflation chart

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How we work it out:Prices and returnsNAV and price

What it holds

As of , IUSU holds 31 positions, according to its published holdings. The largest is NextEra Energy at 13.35% of the fund; the ten largest make up 58.8%.
Holdings
35
on record
Ten largest
58.8%
of the whole fund
Effective number of holdings
19
As concentrated as this many equal-sized holdings (how it is worked out)
Largest holding
13.3%
NextEra Energy

Top 10 holdings

Top holdings of IUSU: the ten largest, as a percentage of the whole fund, as of 06/11/2026
Rank#HoldingWeight as a percentage of the fund
1NextEra EnergyNEEUtilities13.35%
2SouthernSOUtilities7.82%
3Duke Energy Corporation (Holding Company)DUKUtilities7.34%
4Constellation EnergyCEGUtilities6.06%
5American Electric PowerAEPUtilities5.07%
6Dominion EnergyDUtilities4.44%
7EntergyETRUtilities3.80%
8DBA SempraSREUtilities3.76%
9Xcel EnergyXELUtilities3.66%
10ExelonEXCUtilities3.47%

As of , holdings as published

Where it invests

The portfolio by sector, country and type of asset, as a share of the whole fund. Bonds, cash and positions without a classification are shown as they come, not guessed.

By sector

  1. Electric Utilities65.2%
  2. Multi-Utilities26.4%
  3. Independent Power Producers & Energy Traders3.7%
  4. Water Utilities2.2%
  5. Gas Utilities2.1%
  6. Cash and derivatives0.4%
As published for the fund, as of 06/11/2026.

By type of asset

  1. Equity99.6%
  2. Cash and money market0.4%
Added up from the fund’s published holdings, as of 06/11/2026.

See the full portfolio

Every holding with search and filters, the whole breakdown by sector, country and type of asset, a map of the 35 largest and what changed since .

All 35 holdings of IUSU

More of the portfolio

The fund publishes 31 holdings; the ten largest make up 58.8% of it. The fund's portfolio is also split by currency.

Create a free account to see the full holdings list and the currency, maturity and credit-quality breakdowns

Sign-up takes an email address. There is no card to enter and nothing to pay.

Holdings:Compare what it holds with another fundHoldings overlapHow overlap is measured

Risk and return in depth

Ratios that weigh return against its ups and downs, every rolling period rather than a few fixed ones, and each large fall with how long it took to recover.
  • Sharpe, Sortino and Calmar ratios

    Sharpe, Sortino and Calmar ratios over 1, 3 and 5 years, from weekly returns in pounds.

    With a free account
  • Rolling returns

    The full range of 254 rolling 12-month returns since January 2021, and of 150 rolling three-year returns, in pounds, with how often they were above zero.

    With a free account
  • Largest falls and recoveries

    The 3 largest falls since November 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 S&P 500 UCITS ETF, over the three years to 13/11/2026 (154 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 IUSU?

The ongoing charge of IUSU is 0.15% a year — about £15 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 S&P 500 Utilities Sector UCITS ETF 0.15% a year. Compared on 14/11/2026, 134 of the 164 other single-sector funds charge more, 15 the same and 15 less (share classes counted once).

What does IUSU track?

IUSU tracks the S&P 500 Capped 35/20 Utilities Sector Index — about 500 of the largest companies listed in the US.

Is IUSU accumulating or distributing?

IUSU is accumulating: income is reinvested inside the fund, so it shows up as a rising price rather than cash paid to you.

What is the ISIN of IUSU?

The ISIN of IUSU is IE00B4KBBD01. An ISIN identifies one exact share class of a fund; IUSU is its ticker on the London Stock Exchange. The same share class is also listed as IUUS (London Stock Exchange, US dollars) and 2B7A (Xetra, euros).

What does IUSU hold?

As of 06/11/2026, IUSU holds 31 positions, according to its published holdings. The largest is NextEra Energy at 13.35% of the fund; the ten largest make up 58.8%. Its ten largest holdings are NextEra Energy (13.35%), Southern (7.82%), Duke Energy Corporation (Holding Company) (7.34%), Constellation Energy (6.06%), American Electric Power (5.07%), Dominion Energy (4.44%), Entergy (3.80%), DBA Sempra (3.76%), Xcel Energy (3.66%) and Exelon (3.47%).

What were IUSU’s returns in each of the last five years?

Calendar-year returns of IUSU in pounds (price, with income reinvested in the fund): 2022 +14.3%, 2023 −13.2%, 2024 +28.6%, 2025 +4.8%; 2026 to 13/11/2026 +6.0%. Past performance is not a guide to future returns.

How has IUSU done after inflation?

Over the five years to 13/11/2026 IUSU’s total return was +49.5%, or +16.7% after UK CPIH inflation. Past performance is not a guide to future returns.

Similar funds

More single-sector funds, largest first. Size is a fact, not a verdict.

Fund documents and methods

Fund documents
Fund page at iShares · Key investor information document (KIID) · Factsheet (links checked )

Methodology:ReturnsCategoriesAll methods

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