Interactive Investor

Stocks and Shares ISA

Invest with our award-winning ISA for just £9.99 per month.

Make your money go further

Important information - The value of your investments may go down as well as up. You may not get back all the money that you invest. If you are unsure about the suitability of a Stocks and Shares ISA, you should seek advice from an authorised financial advisor.

What is a Stocks and Shares ISA?

A Stocks and Shares ISA, also known as a Self-Select ISA or Investment ISA, is a tax-efficient savings account that lets you choose where and how your money is invested.

Once opened, you can choose to invest in funds or buy individual shares, and you’ll pay no income or capitals gains tax on your investments.

Learn more: What is a Stocks and Shares ISA?

What is a Stocks & Shares ISA?

How much can I invest in an ISA?

You can contribute up to £20,000 every tax year (6 April to 5 April) - this is known as your Annual Allowance.

If you contribute more then you may have to pay tax on your investments.

Tax treatment depends on your individual circumstances and may be subject to change in the future.

Learn more: ISA allowance

Who can open a Stocks and Shares ISA?

You can open a Stocks and Shares ISA if you are:

  • Over 18
  • A resident in the UK

If you've already opened a Stocks and Shares ISA with another provider, you can transfer that ISA to ii.

Find out more: Transfer your ISA

Why choose the ii Stocks and Shares ISA?

Flat fees

  • Our flat fee never grows with your investments.
  • You'll see higher returns over the long term.


  • Choose where and how your money is invested.
  • Access the widest choice of investments on the market.


  • Trusted by over 400,000 people.
  • Fully FSCS protected.

ISA fees & charges

When you open a Stocks and Shares ISA, you’ll be on our £9.99-a-month Investor plan.

Your subscription includes:

  • One free monthly trade
  • A free Trading Account
  • As many Junior ISAs as you have children. 

Additional trades usually cost just £7.99, excluding any stamp duty and foreign exchange costs. Please note: from 1 September 2022 we will be reducing our trading charges. Find out more.

You can invest from as little as £25 a month, choosing to buy shares and funds, using our free regular investing service 

Read more: ISA fees and charges

Investor Plan (Stocks and Shares ISA)

Ready to open your ISA?

What do you need?

  • Your address
  • Your debit card (to check your identity)
  • National insurance number

How much will it cost?

  • £9.99-a-month.
  • Once you have funded your account you will be charged your monthly subscription.


It takes just 10 minutes to open your ISA.

If you're already a customer simply log in to add an ISA.

Need more information?

Looking for ISA investment ideas?

If you need inspiration for your ISA investments then we've got you covered. Read our ISA investment ideas to find latest investor news, rated lists, and what our ISA customers are investing in right now.

Read our ISA investment ideas.