Apple overtook Nvidia on Friday to reclaim the title of world’s most valuable company, a shift that says less about fundamentals than about how quickly the market’s AI attention span can turn. Apple was last valued at $4.88 trillion with shares holding steady, while Nvidia slipped to roughly $4.86 trillion after a 3.5 percent decline. The chipmaker had breached $5 trillion in October, a milestone that felt permanent until it wasn’t.

Being superseded does not signal a lasting change in relative standing. Nvidia’s graphics processors still power most generative AI, and the company remains the primary beneficiary of AI infrastructure spending. The pecking order shift illustrates investors broadening focus beyond the obvious AI winners after Nvidia led for nearly a year. Apple reclaimed the top spot for the first time since April last year.

“Apple was seen as a laggard in the AI race because it wasn’t spending to develop models, but now sentiment has changed,” said Toni Meadows, head of investment at BRI Wealth Management. Last month’s long-delayed Siri overhaul aims to close the gap with rivals and startups in the crucial AI race. For a company often seen trailing, the milestone reflects efforts to establish itself more firmly among the sector’s leading players and could shape how Tim Cook’s final months are viewed before he cedes the role to hardware veteran John Ternus in September.

Nvidia could reclaim the top spot if sentiment shifts. Apple is in a delicate position, having raised prices to offset rising costs, a strategy that could hurt demand. “I don’t see any meaningful distinction. Nvidia likely to be a significant participant in whatever happens going forward,” said Benjamin Hall, vice-president of alpha research at Segal Marco Advisors.

AI enthusiasm has spread to other corners of the semiconductor industry. Memory chipmakers have been the bigger winners this year. Micron crossed $1 trillion in market value in May as investors embraced the significance of memory chips in AI infrastructure. South Korea’s SK Hynix listed on the Nasdaq earlier this month, adding another player to the race for investor attention. “The new entrants to the market could spread out the focus away from the pure Magnificent Seven names into a wider number of names,” Hall said.

The eye-watering chips rally ran into turbulence in July as investors reassessed the sustainability of the artificial intelligence trade, knocking the Philadelphia SE Semiconductor index down almost 19 percent from its all-time highs. Despite the steep fall, the index has performed better than Nvidia so far this year.