What’s happened to the small-cap effect?

Small-cap stocks have traditionally outperformed their blue-chip cousins. But is this still true today? Max King looks at their performance, and the advantages of investing in small-cap-focused investment trusts

London Stock Exchange
Stagnant blue-chips have held the London stockmarket back for 20 years
(Image credit: © Luke MacGregor/Bloomberg via Getty Images)

In 1993, Professors Eugene Fama and Kenneth French, subsequently awarded the Nobel prize in economics, published research on the “small-cap effect”.

They showed that since the 1920s, the 10% of US stocks with the smallest market capitalisations had out-performed the 10% with the largest by an annualised 2.4%.

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Max King
Investment Writer

Max has an Economics degree from the University of Cambridge and is a chartered accountant. He worked at Investec Asset Management for 12 years, managing multi-asset funds investing in internally and externally managed funds, including investment trusts. This included a fund of investment trusts which grew to £120m+. Max has managed ten investment trusts (winning many awards) and sat on the boards of three trusts – two directorships are still active.

After 39 years in financial services, including 30 as a professional fund manager, Max took semi-retirement in 2017. Max has been a MoneyWeek columnist since 2016 writing about investment funds and more generally on markets online, plus occasional opinion pieces. He also writes for the Investment Trust Handbook each year and has contributed to The Daily Telegraph and other publications. See here for details of current investments held by Max.