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Richard Berry
- September 25, 2023
In this guide, we have ranked and compared the best accounts for buying and selling open-ended investment funds in the UK. Open-ended investment funds companies (OEICS) are a type of investment fund that varies in size and unites and pools together investor funds to invest in a diverse portfolio of shares and/or other assets such as bonds or property.You can use our comparison of what we think are the best accounts for buying and selling open-ended investment funds by dealing commission and ongoing account fees.
Best OEIC Investing Platforms
OEIC Platform | Dealing Commission | Fund Account Fee | Our Rating | More Info |
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![]() | £7.99 | £9.99pm | See Offers Capital at Risk |
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![]() | £0 | 0.45% – 0.1% | See Offers Capital at Risk |
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![]() | £1.50 | 0.25% – 0.1% | See Offers Capital at Risk |
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![]() | £0 | 0.4% – 0.1% | See Offers Capital at Risk |
❓ Methodology: We have chosen what we think are the best open-ended investment fund accounts based on:
- over 17,000 votes in our annual awards
- our own experiences testing the open-ended investment fund accounts with real money
- an in-depth comparison of the features that make them stand out compared to alternative open-ended investment fund accounts.
- interviews with the open-ended investment fund account CEOs and senior management
Hargreaves Lansdown: Excellent OEIC research and analysis
Hargreaves Lansdown OEIC Investing Review

Name: Hargreaves Lansdown OEIC Investing
Description: Over 1.7 million people invest through HL and trust them to help them invest over £140bn. HL have been helping investors pick their own open ended investment companies since 1981.
Capital at risk.
Summary
There is no charge for buying and selling open-ended investment companies. Accounts are charged at 0.45% for the first £250,000. Then 0.25% up to £1m, 0.1% up to £2m. There is no charge above £2m.
Pros
- £1 minimum deposit
- Account fees from 0.45%*
Cons
- No cap on fund fees
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Pricing
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Market Access
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Online Platform
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Customer Service
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Research & Analysis
Overall
4Capital at risk
Interactive Investor: Fixed-fee OEIC investing
Interactive Investor OEIC Investing Review

Name: Interactive Investor OEIC Investing
Description: Interactive Investor charge a low, flat fee of £9.99 per month for investing in open-ended investment companies. This covers OEIC investing for Stocks and Shares ISA, Junior ISA and Trading Account (you can also add a SIPP for an extra £10 per month).
Capital at risk.
Summary
*Open-ended investment company dealing commissions are a free trade every month, then charged £7.99 or upgrade to a £19.99 “Super Investor” account 2 free monthly trades and deal for £3.99. Regular investing is free.
Pros
- Fixed account fee of £9.99*
- £1 minimum deposit
Cons
- Fixed fee not great for very small accounts
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Pricing
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Market Access
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Online Platform
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Customer Service
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Research & Analysis
Overall
4.1Capital at risk
AJ Bell: Best for low-cost OEIC investing
AJ Bell OEIC Investing Review

Summary
*Open-ended investment company investing account fees reduce to 0.10% on the value between £250,000 and £500,000. There is no charge above £500,000. Dealing costs are £1.50.
Pros
- Low account fee of 0.25%*
- Wide range of index funds
Cons
- High initial deposit of £500
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Pricing
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Market Access
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Online Platform
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Customer Service
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Research & Analysis
Overall
4.1Capital at risk
Bestinvest: Best for OEIC investing advice
Bestinvest OEIC Investing Review

Name: Bestinvest OEIC Investing
Description: Bestinvest has combined low-cost online investing and share dealing with personalised expert advice to help clients choose the right open-ended investment companies for their portfolio.
Capital at risk.
Summary
For open-ended investment company investing Bestinvest’s account fee is 0.4% up to £250k. This reduces to 0.2% after £250k.
Pros
- £1 minimum investment
- Advice from experts on demand
Cons
- Limited market range
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Pricing
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Market Access
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Online Platform
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Customer Service
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Research & Analysis
Overall
4Capital at risk
⚠️ FCA Regulation
All OEIC investing platforms that operate in the UK must be regulated by the FCA. The FCA is the Financial Conduct Authority and is responsible for ensuring that UK open-ended investment trust brokers are properly capitalised, treat customers fairly and have sufficient compliance systems in place. We only feature open-ended-investment company platforms that are regulated by the FCA, where your funds are protected by the FSCS.

Richard Berry
This article contains affiliate links which may earn us some form of income if you go on to open an account. However, if you would rather visit the open-ended fund investment platform via a non-affiliate link, you can view the product pages directly here: