I asked ChatGPT how I can double the value of my ISA and SIPP. Here’s what it said…

Iâm pretty happy with the size of my Stocks and Shares ISA and Self-Invested Personal Pension (SIPP) right now. Thanks to regular savings and strong investment returns in recent years, Iâm on track for retirement.
Of course, like everyone else, Iâd like to have more money stashed away â that would provide more financial security. So for a bit of fun, I asked ChatGPT how I could double the value of my portfolio.
ChatGPTâs strategies
The advice ChatGPT gave me was quite generic in nature. Its three main tips were:
- Increase my returns
- Increase my contributions
- Extend my timeline
Now, tip one makes sense. But the AI app didnât give me any valuable insights on how to do this. For example, it said I should maximise my equity exposure. Iâm already doing this however.
As for tips two and three, these are not very useful for me. Because Iâm already contributing as much as possible into these accounts and Iâm not looking to extend my timeline.
My take
So letâs forget about ChatGPT for a minute and talk about some other strategies I could employ to double the size of my account over time. Hereâs a three-step strategy I think is more actionable:
- Remain invested for the long term as stocks have historically generated high returns
- Own a diversified portfolio to reduce company-specific risk and minimise the chances of big losses
- Allocate some capital to growth stocks with significant potential but size positions here carefully (keeping them small) so they donât blow up my portfolio if things go wrong
With this kind of strategy I could potentially target returns of 10%-15% a year. How long would it take to double my money with this kind of return? Timeframes are shown in the table below (I did use ChatGPT for this).
| Annual return | Time to double (approx.) |
| 10% | 7.2 years |
| 11% | 6.5 years |
| 12% | 6.0 years |
| 13% | 5.5 years |
| 14% | 5.1 years |
| 15% | 4.8 years |
Iâve been buying this growth stock
One growth stock Iâve been buying lately in an effort to turbo-charge my returns is SkyWater Technology (NASDAQ: SKYT). Itâs a small-chip manufacturer in the US that supports customers from early development to volume manufacturing.
There are a few reasons Iâm bullish on this stock. One is that the company recently acquired Infineonâs âFab 25â manufacturing plant in Austin, Texas. This has added around 400,000 wafer starts a year of capacity, increasing its scale significantly.
Another is that the company is positioning itself to be a key manufacturing partner for quantum computing companies. In its most recent earnings, it said it had signed four quantum companies since the second quarter.
I also like the valuation. Next year, sales are expected to be $610m. Yet the market-cap’s only $805m at the moment. So the price-to-sales ratio’s only around 1.3.
Now, I need to point out that this stock’s higher up on the risk spectrum. One reason for this is that the company isn’t profitable today.
Given the risk level, Iâve kept my position size very small at less than 1% of my portfolio. So if things go wrong, the max I can lose is 1%.
If things go right however, I think I could potentially triple or quadruple (or more) my money here in the years ahead, so I like the risk/reward skew. If an investor has a high tolerance for risk, I think this stock could be worth a look.
The post I asked ChatGPT how I can double the value of my ISA and SIPP. Hereâs what it said⦠appeared first on The Motley Fool UK.
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Edward Sheldon has positions in SkyWater Technology. The Motley Fool UK has no position in any of the shares mentioned. 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.
