Hidden in Plain Sight: The Concentration Risk Lurking Inside Britain's Most Popular Funds
Millions of British investors believe they are diversified simply because they hold an index fund. Yet beneath the surface of the world's most popular trackers lies a troubling degree of concentration in a handful of American mega-cap stocks — a structural vulnerability that few retail investors fully appreciate. This article examines the mechanics of that risk, and the quieter strategies that contrarian investors are deploying in response.