Shares of technology companies slid as fears about the sustainability of an artificial-intelligence boom intensified after an unprecedented plunge for Korean memory-chip maker SK Hynix.

South Korean shares plunge over 5% as chipmakers falter amid AI concerns, triggering trading curbs on the KOSPI.

Chip stocks declined as AI spending concerns, SK Hynix's sharp fall and profit booking hit Nvidia, AMD, Micron and other semiconductor shares.

Shares of technology companies slid as fears about the sustainability of an artificial-intelligence boom intensified after an unprecedented plunge for Korean memory-chip maker SK…

SK Hynix shares swing in Seoul as an AI memory selloff wipes $1.5 trillion from semiconductor market caps, even as the company's US ADR IPO prices above

SK Hynix and Samsung plunged 12% as Asia's semiconductor selloff triggered a KOSPI circuit breaker. Bitcoin showed resilience amid the AI stock carnage.

By Megan Cheah and Kimberley Kao