US Top News and Analysis | SK Hynix hits $1 trillion valuation as AI boom lifts South Korean chip stocks

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SK Hynix’s shares surged up to 11% on Wednesday, pushing the South Korean chipmaker’s market value above $1 trillion as investors pour into artificial‑intelligence‑linked semiconductor stocks. The rally, part of a roughly 250% year‑to‑date gain, is driven by soaring demand for high‑bandwidth memory chips used in AI servers and accelerators, positioning SK Hynix as a key supplier to Nvidia. The move follows Samsung Electronics’ recent crossing of the same $1‑trillion threshold, with the two firms together representing more than 40% of South Korea’s Kospi index, which has nearly doubled since the start of the year. Analysts caution that such concentration could increase market volatility and expose the index to risks from supply‑chain disruptions and a possible slowdown in global data‑center investment.

Read more: https://www.cnbc.com/2026/05/27/sk-hynix-shares-ai-chip-rally-1-trillion.html

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