How I’d invest £20k in a Stocks and Shares ISA in 2023 to aim for a million

Maximising a Stocks and Shares ISA each year and stcking with it can put an investment portfolio on the fast-track to reaching £1m.

The content of this article was relevant at the time of publishing. Circumstances change continuously and caution should therefore be exercised when relying upon any content contained within this article.

Smiling white woman holding iPhone with Airpods in ear

Image source: Getty Images

When investing, your capital is at risk. The value of your investments can go down as well as up and you may get back less than you put in.

Read More

The content of this article is provided for information purposes only and is not intended to be, nor does it constitute, any form of personal advice. Investments in a currency other than sterling are exposed to currency exchange risk. Currency exchange rates are constantly changing, which may affect the value of the investment in sterling terms. You could lose money in sterling even if the stock price rises in the currency of origin. Stocks listed on overseas exchanges may be subject to additional dealing and exchange rate charges, and may have other tax implications, and may not provide the same, or any, regulatory protection as in the UK.

You’re reading a free article with opinions that may differ from The Motley Fool’s Premium Investing Services. Become a Motley Fool member today to get instant access to our top analyst recommendations, in-depth research, investing resources, and more. Learn More.

A Stocks and Shares ISA can be a powerful wealth-building tool. Using this special tax-efficient investing account, individuals can invest up to £20k per year in the stock market. Not everyone has the financial luxury of being able to maximise their ISA on an annual basis. But those who do can find themselves on a fast-track path to a £1m portfolio.

Investing in 2023

With the stock market throwing quite a tantrum last year, investors are spoilt for choice with buying opportunities in 2023. Thanks to panicking investors, many top-notch enterprises are trading significantly below their intrinsic values. And buying shares in these businesses could unlock impressive wealth in the long run.

The trick is to spot the strong among the weak, which is obviously easier said than done. There are a lot of factors to consider when investigating a firm’s potential. But a good starting point is identifying which companies have notable competitive advantages over their peers. These are unique traits that aren’t easy to replicate and give an upper hand in attracting new customers. In the long term, even a slight competitive edge can make a huge difference in capturing market share.

Something else to keep in mind in 2023 is volatility. The FTSE 100 and FTSE 250 have kicked off the year with good starts. However, continued interest rate hikes could send valuations tumbling again in the short term. And even the best investments made in my Stocks and Shares ISA today could still disappoint.

Therefore, it’s likely prudent for investors to spread their buying activity over the whole year rather than just in one giant lump sum. That way, if stock prices continue to fall, extra capital is available to capitalise on yet more cheap valuations.

Building a £1m ISA

Since its inception, the FTSE 250 has delivered an impressive average total return of 10.6% annually. And by picking individual stocks instead of opting for an index fund, an investor can potentially achieve even better results. Even if it’s just an extra 1%, that can make a world of difference.

By investing just under £1,667 a month, an investor can maximise their Stocks and Share ISA. Assuming they can replicate the FTSE 250’s historical performance moving forward, it would take less than 18 years to build a £1m portfolio when starting from scratch.

After 30 years, they could be sitting on £4.3m. And if they prove to be adept at stock picking, that extra 1% compounded over three decades translates into a £5.3m portfolio!

As exciting as the prospect of becoming a millionaire may seem, there are a few caveats to consider. 30 years is a long time. And as 2022 kindly reminded everyone, stock market crashes and corrections have a habit of disrupting the wealth-building process.

While the effects of these frustrating events are reversed in the long run, depending on their timing, an investor could have considerably less than expected. The risks are even higher for stock pickers who have to navigate the tumultuous waters of a volatile market.

Nevertheless, given the potential rewards, the risk of not investing seems greater, in my opinion.

Please note that tax treatment depends on the individual circumstances of each client and may be subject to change in future. The content in this article is provided for information purposes only. It is not intended to be, neither does it constitute, any form of tax advice. Readers are responsible for carrying out their own due diligence and for obtaining professional advice before making any investment decisions.

Should you invest, the value of your investment may rise or fall and your capital is at risk. Before investing, your individual circumstances should be assessed. Consider taking independent financial advice.

Views expressed on the companies mentioned in this article are those of the writer and therefore may differ from the official recommendations we make in our subscription services such as Share Advisor, Hidden Winners and Pro. Here at The Motley Fool we believe that considering a diverse range of insights makes us better investors.

More on Investing Articles

Young mixed-race woman jumping for joy in a park with confetti falling around her
Investing Articles

If I’d invested £5,000 in a Nasdaq index fund 5 years ago, here’s how much I’d have now

The Nasdaq index keeps hitting new all-time records in 2024, as US tech stocks fly. How much could I have…

Read more »

A senior group of friends enjoying rowing on the River Derwent
Investing Articles

£500 to invest a month? Consider aiming to turn that into a £20,000 passive income like this!

With a regular monthly investment, it's possible to build a large and steady passive income for retirement. Royston Wild explains.

Read more »

Senior Couple Walking With Pet Bulldog In Countryside
Investing Articles

As retirement needs soar 60%, here’s how I’m building wealth with UK shares

A regular investment in UK shares and funds could help Brits create a large and lasting pension. Our writer Royston…

Read more »

Investing Articles

I’d buy Games Workshop shares before they reach the FTSE 100!

Games Workshop shares look likely to join the FTSE 100 soon. Here’s why I think investors should consider buying the…

Read more »

Businesswoman calculating finances in an office
Investing Articles

Could me buying this stock with a $2.5bn market-cap be like investing in Tesla in 2010?

Archer Aviation (NASDAQ:ACHR) stock's nearly doubled so far in November. Could this start-up be another Tesla in the making?

Read more »

Investing Articles

5,000 shares of this UK dividend stock could net me £1,700 a month in passive income

Our writer calculates the passive income he could earn from holding a significant number of shares in this powerful dividend-paying…

Read more »

Investing Articles

9.3%+ yields! 3 FTSE 100 dividend giants to consider buying

Our writer examines a trio of high-yield FTSE 100 shares and explains some of the opportunities and risks he sees…

Read more »

Investing Articles

As the Kingfisher share price drops on Budget fallout, should I buy?

The Kingfisher share price was on a strong 2024 run until the DIY group warned us of the possible effects…

Read more »