Stock Market Today: Techs Dive As South Korea Leads Global Rout; Sandisk, Micron Dive, SpaceX Nears Lows - Investor's Business Daily

Recent global technology stock markets have experienced significant declines, with the semiconductor industry particularly affected. Market analysis reveals that companies like NVIDIA and TSMC have se... Read original →

The recent tech selloff, ignited by South Korea’s market turmoil, reveals the semiconductor sector’s vulnerability during its capital-intensive 3nm and EUV scaling phase. Upstream equipment and material suppliers now face delayed orders, while downstream AI chip buyers slow procurement amid inventory corrections—triggering a negative technical feedback loop. Tightening export controls from the U.S., Netherlands, and Japan have sharply increased compliance costs and forced redundant supply chain designs across manufacturing hubs, including Taiwan, China. In response to TSMC’s continued leadership in advanced nodes, Samsung may accelerate HBM4 and GAA transistor commercialization to reclaim strategic ground, while Micron and Kioxia could deepen NAND collaboration to mitigate capex risks. Over the next 12–24 months, a “long tail” of valuation correction and capacity rationalization will unfold—only firms with deep tech moats, localized supply chains, and strong customer lock-in will survive the cycle.