SK Hynix's second-quarter results fell short of expectations, triggering market concerns about slowdown in artificial intelligence chip boom
South Korean semiconductor giant SK Hynix recently announced its second quarter financial report for 2026. Although the company's operating profit achieved substantial year-on-year growth driven by demand for artificial intelligence (AI), many core financial indicators such as revenue and profit were lower than consensus market expectations. This result intensified the international capital market's concerns about the cooling investment boom in the AI industry and the high valuation of high-end chips, causing the company's stock price to suffer a sharp decline. Financial report data shows that SK Hynix achieved operating profit of 60.5 trillion won (approximately US$42 billion) in the second quarter, which was lower than analysts’ previous average forecast of 64.2 trillion won; operating income for the current period was 79.3 trillion won, lower than the expected 83.9 trillion won. Driven by one-time investment income, net profit increased significantly by 1,242% year-on-year. Because its performance failed to meet investors' high expectations, SK Hynix's stock price fell 8.98% that day. Since hitting a high in June this year, the company's market value has shrunk by about 45% due to market doubts about its high debt ratio and whether its AI spending can realize its high valuation. As Nvidia’s core supplier of high-bandwidth memory (HBM), SK Hynix cooperates with Samsung Electronics, Three technology manufacturers control most of the world's memory chip production capacity. In recent years, the three giants have continued to shift production resources to the HBM field required for AI hardware, thus squeezing the supply space of traditional memory chips. SK Hynix CEO Guo Luzheng previously said that the current shortage of memory chips that is plaguing computer, automobile and consumer electronics manufacturing companies is expected to continue beyond 2030. However, the surge in chip procurement costs is triggering a chain reaction in the downstream industry chain. Market analysts pointed out that high hardware costs may push up the selling prices of terminal electronic products, thereby suppressing demand in consumer markets such as smartphones and personal computers, forcing manufacturing companies to reduce production capacity. Many institutions, including Mirae Asset Securities, have recently lowered their profit expectations for SK Hynix. Josh Gilbert, a strategist at a market analysis agency, pointed out that in the context of the booming AI industry, companies as core hardware suppliers can directly enjoy industry dividends, but the capital market is no longer just satisfied with the superficial growth of headline financial data. In the future, the focus will turn to whether the company's profit margin performance and performance guidance can reasonably support the current valuation level.