Investing: questions and answers
Stocks and shares ISAs, pensions or cash, and choosing an ISA type. Clear answers to the investing questions people ask most, written in plain English and checked against official sources. 39 answers so far.
Fact-checked against official sources such as GOV.UK, HMRC and the IRS · Updated 6 October 2026
United Kingdom 11
- Which IG stocks and shares ISA should you choose: Smart Portfolio or share dealing?
Choose IG's Smart Portfolio ISA if you want it managed for you for a fee from 0.50% a year, or the share dealing ISA if you'll pick your own shares and ETFs; the two…
- Stocks and shares ISA, pension or cash savings: which is better?
None is best for everything: keep an emergency fund and short-term money in cash, put retirement money in a pension first to get tax relief and any employer…
- How can you check whether an investment platform is genuine?
Do not judge an investment platform by its logo, app or promised return. Check the firm on the FCA Register, verify the exact website and permissions, and be suspicious…
- Should you switch a global index fund to an ETF in an ISA?
You can switch investments inside a Stocks and Shares ISA, but the reason to move from a global index fund to an ETF should be more than a lower headline charge…
- What should you do if you still hold Royal Mail shares?
If you still hold Royal Mail-related shares, do not decide from an old forum post. Identify the exact security, read any corporate-action notice, confirm whether the…
- Should I use Aegon or Hargreaves Lansdown?
There is no universal winner between Aegon and Hargreaves Lansdown. Aegon's current individual-savings products are generally adviser-led, while HL operates a broad…
- Can you trust the Motley Fool for investment advice?
The Motley Fool can be useful for investment research, but its own UK legal information says it does not provide personal financial advice. Treat articles and…
- How should you choose a platform for buying UK gilts?
Choose a gilt platform by comparing dealing costs, custody fees, available gilts, execution method and ease of holding to maturity. Then choose nominal or index-linked…
- How much does financial advice cost in the UK?
UK financial advice has no single standard price. A firm may charge a fixed amount, an hourly rate, a percentage or a combination, and an ongoing fee should correspond…
- Where could I invest £100,000 today?
There is no single best destination for £100,000. The sensible mix depends on when you need the money, your emergency reserve, tax wrappers, tolerance for market loss…
- What percentage of equities should a retirement portfolio hold?
There is no universal equity percentage for retirement. The appropriate mix depends on expected spending, guaranteed income, time horizon, other assets and how much…
United States 11
- Best online sources for U.S. stock data?
For U.S. public-company fundamentals, SEC EDGAR is the best free primary source, with SEC ticker/CIK/exchange files and XBRL APIs for structured data. Nasdaq can supply…
- How should a young US worker start investing?
Start with an emergency reserve and any valuable employer retirement match, then use diversified, low-cost investments suited to a long time horizon. For 2026, the US…
- Does a rising stock price give the company more money?
Usually not directly. Once shares trade in the secondary market, a higher price mainly changes the market value of existing shares. A company receives cash when it…
- Does owning more than 50% of a company mean you own it?
Owning more than 50% of a US company's voting shares will usually give control of ordinary votes in a simple one-class structure. It does not make the shareholder…
- What is the best way to sell DVDs, silver or jewellery?
The best selling method depends on the item’s resale value, condition and how much work you are willing to do. Use specialist buyers for precious metals and…
- What should you do with a sudden $1.2 million windfall?
With a sudden large windfall, first secure the money, confirm the tax and legal position, clear expensive debt and build a diversified long-term plan before making…
- Why might a bank ask for inheritance documents before opening a fixed-term account?
A bank can ask for inheritance or source-of-funds documents when it needs to verify where a large deposit came from or confirm identity and account ownership. That does…
- Can I sell a stock immediately after I buy it?
Yes, in a normal brokerage account you can usually enter a sell order soon after buying shares, but “immediately” does not guarantee an execution price, and the account…
- Should I sell my gold now?
Selling gold can make sense when you need the cash, want to reduce a concentrated holding, or believe the price no longer fits your plan. Before selling, check the…
- How should I invest money for my children?
The right account depends on the purpose, tax rules and who should control the money. A 529 plan is designed for education, while a custodial investment account gives…
- Does share price matter when comparing stocks?
No. The price of one share does not tell you whether a company is cheap or expensive. Market value, earnings, cash flow, debt and the number of shares matter more…
Worldwide 17
- What happens if I am approved for finance but the shop is out of stock?
Finance approval does not mean you must keep borrowing for an item the retailer cannot supply. Ask the retailer and lender whether the agreement was completed or…
- How do you move from investing to taking income?
Moving from accumulation to de-accumulation means changing the job of your portfolio from mainly growing capital to funding spending. The safest transition is usually…
- Does every stock trade always have a buyer and seller?
Every completed stock trade has both sides: someone sells and someone buys. “More buyers than sellers” usually means stronger buying demand in the order flow, not…
- What is the difference between bid, ask and current price?
The bid is the highest price a buyer is offering and the ask is the lowest price a seller is offering. The gap is the bid-ask spread. A displayed current price is not…
- Why is a stock valuable if it pays no dividends?
A stock can be valuable without paying dividends because shareholders own a claim on the company's future economic value. The company can retain profits, reinvest them…
- What do headwinds and tailwinds mean in investing?
In investing, a headwind may make returns harder to achieve, while a tailwind may support them. Neither term predicts an outcome. Use the terms as shorthand for forces…
- Why do investors often prefer ETFs for long-term investing?
ETFs are popular because many offer diversification, market trading and relatively transparent fees, but the label “ETF” does not make an investment safe or suitable…
- How does a short squeeze work, and why can GME surge?
A short squeeze happens when traders who are betting a stock will fall have to buy shares to close their short positions while the price is rising. Those buy orders can…
- What should you do if you think a market crash is coming?
You cannot reliably know when a stock-market crash is coming. A better response is to check your time horizon, emergency cash, debt, diversification and risk level…
- Should you hold off investing while money sits in a fixed-term account?
Waiting can make sense for money you need soon, but keeping long-term money in cash solely because you hope for a better market entry is market timing. Separate…
- What are stale shares in Bitcoin mining and how do they differ from accepted shares?
In pooled Bitcoin mining, a share is proof that a miner completed work at the pool’s requested difficulty. An accepted share meets that requirement. A stale share…
- Should you buy gilts or stocks when markets are uncertain?
Whether gilts or stocks make sense depends on the job the money has to do, your time horizon and how much loss you can tolerate. “Is anyone buying now?” is not a useful…
- Can selling losing stocks reduce capital gains tax?
Selling an investment for less than you paid can create a capital loss that offsets capital gains, but buying and selling random stocks is not a sound tax strategy. The…
- Why does a stock open at a different price from yesterday’s close?
The previous close is the final relevant price from the prior session, while the next open is established from orders available for the new session. Overnight news…
- What open-source trading platforms can you use for algorithmic investing?
Open-source choices for algorithmic trading include frameworks for research, backtesting, execution and exchange connectivity rather than one universal platform. The…
- What is the best way to compare pension funds and benchmarks?
Compare pension funds on the same basis: investment objective, asset mix, risk, charges, time period and benchmark. Long-term growth alone is not enough; a fund that…
- Why use passive funds as the core of a portfolio?
Passive funds can be a strong portfolio core because they offer broad exposure, clear rules and often lower costs. That does not make active management useless; it…
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General information, not personal financial advice. How we check facts.