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Index funds

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Index funds & ETFs · Explainer

· 6 min read

Global funds and trackers: owning the world in one fund

A global tracker buys a world share index, so one fund can hold anything from about 1,250 to 4,200 companies. At 30 September 2026 the United States made up 62.28% to 72.94% of the three main world indices, so a global fund is mostly a US and dollar fund.

Index funds & ETFs · Explainer

· 7 min read

Index funds for UK investors: what to check before you buy

An index fund buys the holdings in a market index so its return follows that index, minus costs. Before buying, compare the total cost, how closely it has tracked, how it copies the index, the unit class and the tax wrapper.