SK Hynix shares opened at $170 on the Nasdaq on Friday, rising about 14% during its U.S. trading debut [1], [2].

The listing marks a significant expansion of investor access to the South Korean memory chipmaker, which has seen its valuation climb to a trillion-dollar market capitalization [1]. This move allows the company to tap into deeper U.S. capital markets as the global race for artificial intelligence hardware intensifies.

The American Depositary Receipt (ADR) offering totaled $26.5 billion [3], making it the largest foreign listing in the history of the U.S. markets [1]. Investor appetite for the stock was high leading up to the opening bell, with the offering reportedly oversubscribed seven times [4].

Before trading officially began, the ADR price was positioned at $149 [3]. However, the stock surged immediately upon opening to the $170 mark [1], reflecting a strong market appetite for companies providing the critical infrastructure needed for AI processing.

Memory chips are essential for the functioning of large language models and generative AI tools. The surge in demand for high-bandwidth memory has positioned SK Hynix as a primary beneficiary of the current AI frenzy [2]. This listing provides the company with a direct pipeline to U.S. investors who are seeking exposure to the semiconductor supply chain.

The company's debut on the Nasdaq comes at a time when the semiconductor industry is seeing a massive shift in capital toward AI-optimized hardware. By listing in the U.S., the trillion-dollar firm integrates itself more deeply into the financial ecosystem of the world's largest technology hub [1].

The ADR offering was $26.5 billion, the largest-ever foreign U.S. listing.

The scale of the SK Hynix listing underscores the immense financial weight now concentrated in the AI hardware sector. By achieving the largest foreign U.S. listing in history, the company is not only securing capital but is signaling that memory chip production is now as critical to AI scaling as the GPUs that utilize them. This move likely increases the volatility and interdependence between South Korean industrial output and U.S. equity markets.