OriginaveCNX1 — iShares Nasdaq 100 UCITS ETF (Acc)
iShares Nasdaq 100 UCITS ETF (Acc): what it is, what it costs, and what its GBP line on the London Stock Exchange actually returned — dividends reinvested.
Every figure here is in pounds — what you'd actually pocket buying on the London Stock Exchange. Fund fact sheets usually headline returns in US dollars, which can look very different in years when the pound moves against the dollar. Here's the full story, year by year.
CNX1 in plain words
CNX1 is the iShares Nasdaq 100 UCITS ETF (Acc) from iShares. It tracks the Nasdaq-100 Index and costs 0.30% a year, quietly deducted from returns. No cash payouts — CNX1 is an accumulating fund. Dividends are reinvested inside the fund and show up as a higher share price instead of landing in your account.
£10,000 invested at the start of 2016 was worth £63,451 by the end of 2025 — an average of 20.3% per year over 10 full years, dividends reinvested. Its best full year so far was 2023 (+47.71%), its worst 2022 (-25.53%) — the range you sign up for.
CNDX is the London (USD) listing and SXRV the Xetra (EUR) line of the same fund, ISIN IE00B53SZB19 — CNX1 is its GBP line on the London Stock Exchange.
CNX1 fund facts
| Fund | iShares Nasdaq 100 UCITS ETF (Acc) |
|---|---|
| Provider | iShares |
| Tracks | Nasdaq-100 Index |
| Yearly cost (TER) | 0.30% |
| Dividends | Accumulating — reinvested automatically |
| Launched | 26 Jan 2010 |
| ISIN | IE00B53SZB19 |
Curious what the index actually holds? Read our Nasdaq-100 Index profile.
CNX1 returns by year (USD)
| Year | Total return |
|---|---|
| 2026 (so far) | +20.13% |
| 2025 | +11.83% |
| 2024 | +28.51% |
| 2023 | +47.71% |
| 2022 | -25.53% |
| 2021 | +29.50% |
| 2020 | +43.24% |
| 2019 | +33.63% |
| 2018 | +4.62% |
| 2017 | +20.13% |
| 2016 | +28.85% |
| 2015 | +14.71% |
| 2014 | +28.19% |
| 2013 | +36.05% |
| 2012 | +9.20% |
| 2011 | +3.56% |
| 2010 | -20.33% |
Calendar-year total returns of CNX1 in USD, dividends reinvested — the ETF tracking this index, not the raw index level.
Frequently asked
Is CNX1 a good investment?
CNX1 is a broad, low-effort way to own the Nasdaq-100 Index at 0.30% a year. £10,000 invested at the start of 2016 was worth £63,451 by the end of 2025 — an average of 20.3% per year over 10 full years, dividends reinvested. Whether it fits depends on your goals and horizon — past returns don't promise future ones, but this is the actual track record.
What is CNX1's TER?
CNX1's total expense ratio (TER) is 0.30% per year, deducted continuously from the fund's assets — you never get a bill, the returns are simply quoted after costs.
Does CNX1 pay dividends?
No cash payouts — CNX1 is an accumulating fund. Dividends are reinvested inside the fund and show up as a higher share price instead of landing in your account.
What would £10,000 invested in CNX1 be worth?
£10,000 invested at the start of 2016 was worth £63,451 by the end of 2025 — an average of 20.3% per year over 10 full years, dividends reinvested.
Curious about other amounts or start years? Try the CNX1 what-if calculator.