# iShares IV PLC - iShares USD Treasury Bond 20+yr UCITS ETF Hedged GBP (IDTG) **Source:** https://fundology.uk/fund/idtg · ISIN IE00BK5MT033 · Data: TradingView (LSE closes and returns, delayed), issuer documents, ONS CPIH, FCA FIRDS ## At a glance > Capital at risk. Past performance is not a guide to future returns. The value of investments can fall as well as rise. As of 30/09/2026, IDTG (iShares USD Treasury Bond 20+yr UCITS ETF Hedged GBP, ISIN IE00BK5MT033) closed at £2.66 on the London Stock Exchange. Its ongoing charge is 0.10% a year (about £10 on £10,000). Over the five years to 30/09/2026 its total return was −37.4%, or −51.1% after UK CPIH inflation. ## Summary iShares IV PLC - iShares USD Treasury Bond 20+yr UCITS ETF Hedged GBP is an exchange-traded fund (ETF) from iShares, launched in 2019. It tracks the US Treasury 20+ Year Index. You buy and sell it through a share-dealing account or platform during stock-market hours, like a share. Its ongoing charge is 0.1% a year — about £10 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. It is currency-hedged: it aims to remove most of the effect of exchange-rate moves against the pound. Latest close: **£2.66** (30/09/2026). ## Key facts | Fact | Value | |---|---| | Ticker (LSE) | IDTG | | ISIN | IE00BK5MT033 | | Category | Government bonds | | Type | ETF | | Provider | iShares | | Tracks | US Treasury 20+ Year Index | | Income | Distributing | | Ongoing charge | 0.10% a year (£10 per £10,000) | | Fund size | £316m | | Launched | 2019 | | Domicile | Ireland | ## Past returns (periods to 30/09/2026) After the fund's ongoing charges. "Income reinvested" is total return; "price only" leaves out income paid out. Real returns are after ONS CPIH inflation. | Window | Return | After CPIH inflation | Measured as | |---|---|---|---| | 1 year | -8.50% | -11.37% | income reinvested | | 3 years | -0.69% | -10.38% | income reinvested | | 5 years | -37.44% | -51.10% | income reinvested | Returns: TradingView (delayed data). Inflation: ONS CPIH, latest month published. ## Calendar-year returns Calendar-year returns of iShares IV PLC - iShares USD Treasury Bond 20+yr UCITS ETF Hedged GBP in pounds (price only, income paid out not included): 2022 −33.4%, 2023 −3.0%, 2024 −12.4%, 2025 0.0%; 2026 to 30/09/2026 −10.4%. Returns of iShares IV PLC - iShares USD Treasury Bond 20+yr UCITS ETF Hedged GBP in pounds (price only, income paid out not included) over the 12 months to 30/09/2026: −12.5%; to 30/09/2025: −9.7%; to 30/09/2024: +9.6%; to 30/09/2023: −15.5%; to 30/09/2022: −30.7%. | Year | Return | After CPIH inflation | Measured as | |---|---|---|---| | 2022 | -33.4% | -39.0% | Price | | 2023 | -3.0% | -6.9% | Price | | 2024 | -12.4% | -15.4% | Price | | 2025 | -0.0% | -3.4% | Price | | 2026 to 30/09/2026 | -10.4% | -12.9% | Price | ## Risk metrics | Window | Volatility | Max drawdown | |---|---|---| | 1 year | 9.23% | -15.14% | | 3 years | 13.20% | -22.79% | | 5 years | 14.40% | -51.39% | ## Largest fall Volatility of iShares IV PLC - iShares USD Treasury Bond 20+yr UCITS ETF Hedged GBP in pounds, annualised from weekly returns to 30/09/2026: 9.2% over 1 year, 13.2% over 3 years, 14.4% over 5 years. Largest fall in the price of iShares IV PLC - iShares USD Treasury Bond 20+yr UCITS ETF Hedged GBP since October 2021, in pounds: −51.4% from 03/12/2021 to 30/09/2026. The lowest 12-month return of iShares IV PLC - iShares USD Treasury Bond 20+yr UCITS ETF Hedged GBP in pounds (price only, income paid out not included) since January 2021 was −37.1% (12 months to 04/11/2022); the highest was +11.9% (12 months to 18/10/2024). On 30/09/2026 the price of iShares IV PLC - iShares USD Treasury Bond 20+yr UCITS ETF Hedged GBP was 51.4% below its highest weekly close since October 2021 (03/12/2021), in pounds. ## Charges compared with similar funds Ongoing charge of iShares IV PLC - iShares USD Treasury Bond 20+yr UCITS ETF Hedged GBP 0.10% a year, as of 01/10/2026: 161 of the 274 other government bond funds charge more, 37 the same and 76 less (share classes counted once). ## Funds tracking the same index 4 funds track US Treasury 20+ Year Index, this one included and share classes counted once; their ongoing charges range from 0.07% to 0.10% a year (30/09/2026). | Fund | Ongoing charge | 1 year | 3 years | 5 years | |---|---|---|---|---| | iShares IV PLC - iShares USD Treasury Bond 20+yr UCITS ETF Hedged GBP (this fund) | 0.10% | -8.5% | -0.7% | -37.4% | | iShares USD Treasury Bond 20+yr UCITS ETF | 0.07% | -7.1% | -7.2% | -33.4% | | iShares USD Treasury Bond 20+yr UCITS ETF 1AccumHedged GBP | 0.10% | -8.5% | — | — | | iShares USD Treasury Bond 20+yr UCITS ETF USD (Accumulating) | 0.07% | -7.4% | -7.1% | -34.0% | Returns are the data vendor’s, in pounds, income reinvested unless marked "(price)". ## Charges & eligibility - Ongoing charges figure (OCF): **0.10%** per year - ISA eligible: yes - SIPP eligible: yes --- We show information. We are not financial advisers, not authorised by the FCA, and never recommend specific investments. Capital at risk. Past performance is not a guide to future returns. The value of investments can fall as well as rise.