SK Hynix has started trading on Nasdaq through American depositary receipts, giving U.S. investors another way to gain exposure to the artificial intelligence hardware trade. The South Korea-based company is one of the world’s largest memory chip makers, and its market debut comes as demand tied to AI infrastructure remains a major theme for semiconductor investors.

Jim Cramer struck an upbeat tone on the company’s position in the AI market, reflecting broader optimism around chipmakers that supply key components for data centers and advanced computing. The listing adds a new option for investors looking beyond the biggest U.S. semiconductor names to participate in the AI spending wave.

At the same time, Cramer warned that memory stocks have a long history of sharp up-and-down moves. His message was that even when the long-term outlook looks strong, the sector can still be vulnerable to a classic boom-and-bust pattern, leaving late buyers exposed if market momentum turns.

That leaves SK Hynix’s Nasdaq debut as both an opportunity and a reminder of the risks that come with cyclical chip businesses. For investors, the company’s arrival on a major U.S. exchange broadens access to an important AI-linked name, but it also highlights the need for caution when enthusiasm around semiconductors runs high.