The South Korean memory chipmaker's Nasdaq debut surpassed Alibaba's record and could narrow the longstanding 'Korea discount' for investors eyeing AI infrastructure plays
SK Hynix just pulled off something no foreign company has done before. The South Korean memory chip giant raised $26.5B in its American Depositary Receipt listing on the Nasdaq, making it the largest US debut by a non-domestic company in history, eclipsing Alibaba’s previous record.
The shares, which priced at $149 per ADR, closed their first trading day on July 10 at $168.01, a 13% pop. The offering was oversubscribed by more than seven times.
Why this matters beyond traditional markets #
SK Hynix is one of the world’s dominant producers of high-bandwidth memory, the specialized chips that power the AI training clusters built by Nvidia and its customers.
The listing represents roughly 2.5% of SK Hynix’s outstanding equity.
South Korea’s second-most valuable company traded under the provisional ticker SKHYV before transitioning to SKHY on July 13. US investors, ETFs, and institutional funds can now directly access a stock that was previously harder to trade through Korean exchanges, where foreign participation carries structural friction.
South Korean equities have long traded at what analysts call the “Korea discount,” a persistent valuation gap compared to US-listed peers doing similar business. Micron Technology, SK Hynix’s most direct American competitor in memory chips, has historically commanded higher multiples despite operating in the same markets.
The AI memory chip arms race #
Demand for HBM chips has been surging as hyperscale data centers race to build out AI training and inference capacity. SK Hynix has positioned itself as a critical supplier within Nvidia’s ecosystem, and analysts expect the company to capture significant market share in HBM through the remainder of 2026.
Some market analysts have suggested that alternative Nasdaq-100 semiconductor stocks might offer better value for the second half of 2026, though specific names weren’t identified in the analyst commentary.
What this means for investors #
The seven-times oversubscription signals institutional appetite, and SK Hynix’s Nasdaq listing makes it eligible for eventual inclusion in major US indices, which would trigger automatic purchases by index-tracking funds.
Micron investors should pay particular attention. The Korea discount existed partly because SK Hynix was harder to own. Now that barrier is gone. If capital that previously defaulted to Micron as the “accessible” HBM play starts flowing toward SK Hynix, it could compress Micron’s relative valuation advantage.
While some limited derivatives tied to SK Hynix stock exist in crypto markets, this listing is fundamentally a traditional finance event. Disclosure: This article was edited by Editorial Team. For more information on how we create and review content, see our