SK Hynix's US listing has generated significant interest among global investors, with some outlets reporting a record debut and others noting a potential rebound in the company's valuation. The listing has also sparked a rush of single-stock ETF filings and is seen as a strategic move, with the company's valuation reported to be around $26.5 billion. The development has had a positive impact on the market, with the KOSPI index jumping over 3% amid optimism about the listing.