watch now SK Hynix is set to debut on the Nasdaq on Friday, giving U.S. investors an opportunity to invest directly in South Korea's second most valuable company. The stock will trade under the ticker symbol SKHYV, and SKHY as of Tuesday. The company's American depositary receipts, or ADRs, were priced at $149, raising $26.5 billion for its aggressive expansion plans, which includes investing in new factories and equipment.