FTSE 100 Nears Record High While Tech Stocks Sell Off

What’s happening in the global tech sell-off?

Chip and AI-linked stocks have fallen sharply over the past two trading sessions. South Korea’s Kospi index, dominated by chipmakers Samsung and SK Hynix, suffered one of its steepest declines of the year as investors reassessed the sustainability of AI-related spending (CoinDesk, 29 July 2026).

In the US, Micron shares fell more than 4% in premarket trading, with Nvidia down around 1.2% and Intel and AMD both more than 3% lower, as the semiconductor sell-off in Asia spread to Wall Street (CNBC, 28 July 2026).

UK traders sometimes follow moves like this using a CFD (Contract for Difference), a leveraged product that lets traders speculate on price movements without owning the underlying asset.