ETF · iShares
LOCK iShares Digital Security UCITS ETF Acc
ISIN IE00BG0J4C88London Stock Exchange: LOCKBlackRock, Inc.
- Technology
- ETF
- ISA
- SIPP
- Accumulating
Latest close
LSE$12.45
on
- Ongoing charge
- 0.40% a year
- Fund size
- £1.6bn
As of , at least 15 min delayed
At a glance
As of 13/11/2026, LOCK (iShares Digital Security UCITS ETF Acc, ISIN IE00BG0J4C88) closed at $12.45 on the London Stock Exchange. Its ongoing charge is 0.40% a year (about £40 on £10,000). Over the five years to 13/11/2026 its total return was +53.4%, or +19.7% after UK CPIH inflation.
Past returns
- 1 year to 13/11/2026
- +20.9%
- +16.6% after inflation (UK CPIH)
- 3 years to 13/11/2026
- +73.6%
- +56.9% after inflation (UK CPIH)
- 5 years to 13/11/2026
- +53.4%
- +19.7% after inflation (UK CPIH)
£1,000 put in five years ago would have been worth about £1,534 on 13/11/2026 — about £1,197 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 Digital Security UCITS ETF Acc in pounds (price, with income reinvested in the fund): 2022 −20.5%, 2023 +26.7%, 2024 +19.4%, 2025 +1.8%; 2026 to 13/11/2026 +26.2%. Returns of iShares Digital Security UCITS ETF Acc in pounds (price, with income reinvested in the fund) over the 12 months to 30/09/2026: +26.3%; to 30/09/2025: +20.3%; to 30/09/2024: +16.0%; to 30/09/2023: +7.5%; to 30/09/2022: −9.3%.
| Year | Return | After inflation | Return shown as a bar |
|---|---|---|---|
| to | +26.2% | +22.2% | |
| to | +1.8% | −1.7% | |
| to | +19.4% | +15.3% | |
| +26.7% | +21.7% | ||
| −20.5% | −27.3% |
| 12 months to | Return | After inflation |
|---|---|---|
| from | +26.3% | +21.9% |
| from | +20.3% | +15.6% |
| from | +16.0% | +13.1% |
| from | +7.5% | +1.0% |
| from | −9.3% | −16.7% |
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
Volatility (annualised)
19.7%over 5 years
| 1 year | 23.0% |
|---|---|
| 3 years | 19.7% |
| 5 years | 19.7% |
Annualised from weekly returns. Higher means bumpier.
- Largest fall since November 2021
- −26.1%
- From to
- Lowest 12-month return
- −20.6%
- 12 months to
- Highest 12-month return
- +35.5%
- 12 months to
- Below its highest weekly close since November 2021
- 9.5%
- High of , latest
In words: Volatility of iShares Digital Security UCITS ETF Acc in pounds, annualised from weekly returns to 13/11/2026: 23.0% over 1 year, 19.7% over 3 years, 19.7% over 5 years. Largest fall in the price of iShares Digital Security UCITS ETF Acc since November 2021, in pounds: −26.1% from 19/11/2021 to 17/06/2022. The lowest 12-month return of iShares Digital Security UCITS ETF Acc in pounds (price, with income reinvested in the fund) since January 2021 was −20.6% (12 months to 23/12/2022); the highest was +35.5% (12 months to 14/08/2026). On 13/11/2026 the price of iShares Digital Security UCITS ETF Acc was 9.5% below its highest weekly close since November 2021 (09/10/2026), in pounds.
As of , price, with income reinvested in the fund
How we work it out:Risk figuresFallsVolatilityLargest fall
Charges compared with similar funds
- Ongoing charge
- 0.40%
- a year
- On £10,000
- £40
- a year, roughly
- Over five years
- £198
- of £10,000, before growth
- 32 charge less
- 9 the same
- 78 charge more
Ongoing charge of iShares Digital Security UCITS ETF Acc 0.40% a year. Compared on 14/11/2026, 78 of the 119 other technology funds charge more, 9 the same and 32 less (share classes counted once).
As of
A lower charge is not a promise of a higher return: what the fund holds matters more.
Read more:Ongoing charge (OCF)OCF and TERFee dragHow charges add up
In plain English
iShares Digital Security UCITS ETF Acc is an exchange-traded fund (ETF) from iShares, launched in 2018.
It tracks the STOXX Global Digital Security Index.
You buy and sell it through a share-dealing account or platform during stock-market hours, like a share.
Its ongoing charge is 0.4% a year — about £40 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.
Technology: Software, chips, AI and other tech companies. One sector only, so prices can move more than a broad fund.
Terms:ETFIndex fundUCITSAccumulating or incomeShare classISIN
Key facts
- Ticker
- LOCK
- ISIN
- IE00BG0J4C88
- Also listed as
- L0CK (Xetra, euros)
- Provider
- iShares
- 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
- 0.40% a year · about £40 on £10,000
- Fund size
- £1.6bn
- 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
- USD
- Category
- Technology
Price chart
Over the last year, the closing price went from $10.21 on 14/11/2025 to $12.45 on 13/11/2026 (+22.0%). The lowest close shown was $9.41 on 27/03/2026 and the highest $13.75 on 09/10/2026.
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
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
What it holds
- Holdings
- 127
- on record
- Ten largest
- 29.5%
- of the whole fund
- Effective number of holdings
- 54
- As concentrated as this many equal-sized holdings (how it is worked out)
- Largest holding
- 3.5%
- Zscaler
Top 10 holdings
| Rank# | Holding | Weight as a percentage of the fund |
|---|---|---|
| 1 | ZscalerZSInformation Technology | 3.49% |
| 2 | Accenture · Class AACNInformation Technology | 3.34% |
| 3 | Rubrik · Class ARBRKInformation Technology | 3.27% |
| 4 | Okta · Class AOKTAInformation Technology | 3.12% |
| 5 | DocuSignDOCUInformation Technology | 3.07% |
| 6 | CrowdStrike · Class ACRWDInformation Technology | 2.99% |
| 7 | Palo Alto NetworksPANWInformation Technology | 2.68% |
| 8 | Nutanix · Class ANTNXInformation Technology | 2.55% |
| 9 | Cloudflare · Class ANETInformation Technology | 2.53% |
| 10 | Arista NetworksANETInformation Technology | 2.49% |
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
- Information Technology86.5%
- Industrials6.9%
- Real Estate5.0%
- Consumer Discretionary1.3%
- Cash and derivatives0.2%
By type of asset
- Equity99.8%
- Cash and money market0.2%
See the full portfolio
Every holding with search and filters, the whole breakdown by sector, country and type of asset, a map of the 100 largest and what changed since .
More of the portfolio
The fund publishes 114 holdings; the ten largest make up 29.5% 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
Funds tracking the same index
2 funds track STOXX Global Digital Security Index, this one included and share classes counted once; their ongoing charges range from 0.40% to 0.40% a year (13/11/2026).
| Fund | Charge | 1 year | 3 years | 5 years |
|---|---|---|---|---|
| iShares Digital Security UCITS ETFDistributing · 0.40% a year | 0.40% | +20.2% | +73.5% | +52.3% |
| iShares Digital Security UCITS ETF AccThis fundAccumulating · 0.40% a year | 0.40% | +20.9% | +73.6% | +53.4% |
As of
STOXX Global Digital Security funds compared: charges, sizes and share classes
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 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 accountLargest 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.
Rank among similar funds
Rank by total return over 1, 3 and 5 years among up to 47 technology funds investing globally, not currency-hedged, highest first.
ProMoves compared with a similar fund
Correlation and beta of weekly returns in pounds against iShares Core MSCI World UCITS ETF, over the three years to 13/11/2026 (154 weeks).
Pro
Pro — currently by invitation
Pro includes the rank among similar funds and 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 LOCK?
The ongoing charge of LOCK is 0.40% a year — about £40 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 Digital Security UCITS ETF Acc 0.40% a year. Compared on 14/11/2026, 78 of the 119 other technology funds charge more, 9 the same and 32 less (share classes counted once).
What does LOCK track?
LOCK tracks the STOXX Global Digital Security Index.
Is LOCK accumulating or distributing?
LOCK 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 LOCK?
The ISIN of LOCK is IE00BG0J4C88. An ISIN identifies one exact share class of a fund; LOCK is its ticker on the London Stock Exchange. The same share class is also listed as L0CK (Xetra, euros).
What does LOCK hold?
As of 06/11/2026, LOCK holds 114 positions, according to its published holdings. The largest is Zscaler at 3.49% of the fund; the ten largest make up 29.5%. Its ten largest holdings are Zscaler (3.49%), Accenture · Class A (3.34%), Rubrik · Class A (3.27%), Okta · Class A (3.12%), DocuSign (3.07%), CrowdStrike · Class A (2.99%), Palo Alto Networks (2.68%), Nutanix · Class A (2.55%), Cloudflare · Class A (2.53%) and Arista Networks (2.49%).
What were LOCK’s returns in each of the last five years?
Calendar-year returns of LOCK in pounds (price, with income reinvested in the fund): 2022 −20.5%, 2023 +26.7%, 2024 +19.4%, 2025 +1.8%; 2026 to 13/11/2026 +26.2%. Past performance is not a guide to future returns.
How has LOCK done after inflation?
Over the five years to 13/11/2026 LOCK’s total return was +53.4%, or +19.7% after UK CPIH inflation. Past performance is not a guide to future returns.
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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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