SK Hynix shares jumped more than 11.8% in morning trade in Seoul on Wednesday, leading a broad rally in South Korean equities.
The surge tracked overnight gains in US technology stocks, which rebounded sharply after softer-than-expected US inflation data reduced expectations for prolonged high interest rates.
For SK Hynix, the US listing represents a significant strategic expansion, following a capital raise aimed at securing approximately $28 billion to fund its next phase of growth.
The memory chipmaker's stock is also benefiting from heightened investor interest ahead of its landmark listing on a US stock exchange, scheduled to begin trading on Monday.
The dual catalyst of macroeconomic relief and corporate expansion has positioned SK Hynix as a key driver of the Kospi's advance, with the index posting its strongest regional gains in recent sessions.
The softer US inflation print has eased pressure on growth-sensitive sectors, particularly technology and semiconductors, which had faced headwinds from higher borrowing costs.
For SK Hynix, the US listing represents a significant strategic expansion, following a capital raise aimed at securing approximately $28 billion to fund its next phase of growth.