SK Hynix Surpasses Samsung as South Korea’s Largest Listed Company - Yahoo Finance

SK Hynix surpassed Samsung Electronics on June 22, 2026, becoming South Korea's most valuable publicly traded company. This achievement is largely attributed to the rapid expansion of artificial intel... Read original →

SK Hynix overtaking Samsung marks a structural shift, not speculative hype. The surge stems from HBM4’s role in breaking the memory bandwidth bottleneck in AI data centers, with tight co-optimization alongside NVIDIA GPUs establishing a de facto standard that forces upgrades across packaging, server platforms, and EDA flows. Geopolitically, potential U.S.-ROK export controls on advanced memory will raise costs for non-allied customers, pushing SK Hynix to accelerate localized assembly/testing in mainland China and Taiwan, China to mitigate supply chain risk. Samsung will likely counter with LPDDR6 and CXL-based solutions, but its fragmented logic-memory strategy lacks SK’s AI-focused cohesion. Over the next 18 months, HBM capacity—especially TSV yield and silicon interposer availability—will dictate AI cluster deployment speed, cementing high-bandwidth memory as a strategic asset, not a cyclical commodity.