UK-regulated broker XTB offers GBP account holders up to 4.25% annual equivalent rate (AER) on their idle funds in their trading accounts. This marks a milestone in cash yield innovation among UK trading platforms.

The offering rewards investors who decide to keep their cash in XTB for future trading opportunities, providing a financial incentive while making investing more convenient. Continue reading as we break down how to earn interest on uninvested funds with XTB.

How XTB’s Interest on Uninvested Funds Works

The XTB cash yield feature is automatically enabled for all GBP accounts. You might even begin earning interest and see your cash balance grow without realizing it.

Broker interest on idle funds accumulates daily, while interest earnings are credited monthly. Regarding the XTB interest rate, GBP, EUR, and USD balances are eligible for cash yields at the following rates:

  • GBP – 4.25% AER
  • EUR – 2.30% AER
  • USD – 3.95% AER

New and existing XTB users can earn interest on free funds beginning October 6, 2025. Interest earnings are accessible without any activation or minimum balance requirements. Plus, they are designed to be transparent and flexible, with no lock-up periods to maintain positions.

Visit XTB

Consistent Returns Without Compromise

With XTB uninvested GBP interest, investors can generate passive yield while remaining liquid when market opportunities arise. Since the interest is credited from cash or uninvested funds, capital efficiency is maximized without traders losing market agility.

For example, holding an uninvested GBP balance of £10,000 earns about £425 annually with the current 4.25% AER. That results in an interest income of over £35 per month on average, rewarding investor patience and readiness in the market.

How Does XTB Lead the Market in 2026?

With a 4.25% AER broker cash rate, XTB has one of the most competitive interest rates compared to other trading platforms. Let’s compare XTB with the best broker interest rates UK:

  • IG: Users can earn up to 4.25% on GBP funds, capped at a £100K principal. It also requires monthly trading activity.
  • Hargreaves Lansdown: Offers just 1.56% on accounts with over £100K free cash, which is much lower than the XTB GBP account interest rate.
  • Freetrade: Basic accounts receive just 1% AER on up to £1K uninvested funds. Plus accounts, which cost £9.99 per month, get 5% AER, but only on up to £3K free cash.

Compared to other leading cash-yield brokers, XTB offers the highest AER without any tiers or conditions. No subscriptions or memberships are needed to start earning high interest on idle cash.

Daily Accrual, Monthly Payouts, All Designed for Transparency

XTB calculates the cash yield rates daily and credits them to users monthly, typically within five days of the following month. At press time, the XTB uninvested GBP interest rate is 4.25% AER. However, the rate is variable, meaning it can change every week.

XTB historical interest rates

The platform publicly discloses the interest rate on the XTB website, showing historical rates weekly. Additionally, clients’ funds are stored in a segregated account, separate from the bank account that XTB uses. If something happens to XTB, users’ funds will remain protected.

In line with its strict regulatory standards, XTB is authorized and regulated by the UK Financial Conduct Authority (FCA), ensuring compliance and user protection.

Benefits for Traders and Long-Term Investors Alike

XTB’s competitive interest rates benefit a broad range of traders and investors with their idle funds. Let’s highlight why the cash-yield program is advantageous for different types of users:

  • Active traders: Those who need quick and easy access to capital can earn yield on free funds in between trades.
  • Long-term investors: While waiting for the right market entry, long-term investors can maintain liquidity before the next opportunity arises.
  • Diversified investors: Since XTB supports interest earnings on multiple currencies (GBP, USD, and EUR), investors with various fiat holdings can earn passively without having to move their funds around.

Regulatory Trust and FCA Oversight

As we mentioned earlier, XTB is an FCA-regulated broker with client fund protection measures. The platform adheres to strict regulatory standards, including operational transparency and financial integrity in line with UK financial laws and best practices.

XTB fund protection

While it’s beneficial to earn interest on trading account funds, investors should be aware of the potential tax implications. According to HM Revenue & Customs (HMRC) rules, interest earnings may be taxable, and you might need to report them on your annual tax return.

XTB encourages investors to seek independent tax advice for reporting and remitting any taxes associated with the interest income received.

Making Every Pound Work with XTB

The XTB uninvested GBP interest scheme helps a broad range of investors maximize their capital efficiency with 4.25% AER on idle cash. Interest accrues automatically, with no conditions and instant eligibility for all clients.

While you wait for the right market opportunity to invest, XTB rewards you with passive income through a transparent and secure program. Join over 1.7 million clients earning interest on their uninvested funds — visit XTB.com to learn more.

Visit XTB

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Jose Aquino
Jose Aquino
Editor

Jose Rafael Aquino is a Filipino writer and entrepreneur that specializes in finance, technology, cryptocurrency, and sports. Versed in the startup tech space, he has written for websites such as The GUIDON, TradingPlatforms, StockApps, and BuyShares. Read More

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