Big Tech’s market dominance is becoming ever more extreme
In a week when Nvidia’s value reached $5tn, investors in even the broadest index of global companies are now heavily exposed to the AI boom
In a week when Nvidia’s value reached $5tn, investors in even the broadest index of global companies are now heavily exposed to the AI boom

Maker of AI chips has led a sharp rebound for tech shares on Wall Street

Elon Musk stays on top as Nvidia’s Jensen Huang powers up the rankings on an AI-fuelled surge in fortunes

US chip designer has become world’s most valuable company off the back of the artificial intelligence boom

Earnings reports of major players show how artificial intelligence services are boosting revenues

Warning from OpenAI’s Sam Altman and MIT paper puncture Wall Street’s enthusiasm

The experience of past tech revolutions suggests savvy incumbents might muddle through and even thrive