International banks raised South Korea's 2026 GDP growth forecast to an average of 3.2% as of August 10, driven by record semiconductor exports fueled by AI-related demand; SK Hynix said it was expanding high-bandwidth memory, DRAM, NAND, and advanced packaging capacity across South Korea to meet AI memory orders

South Korea's KOSPI index triggered a market-wide circuit breaker on July 29, 2026, for the second consecutive day, a stock-market historic first; Samsung Electronics fell more than 5%, SK Hynix dropped 15.81%, Kioxia plunged 14%; the index has shed roughly 40% from its June 19 peak of 9,385, reversing most of a 116%-year-to-date AI-driven rally; South Korea's government called an emergency financial meeting; three simultaneous shocks drove the rout: China's US$8.6B CXMT memory-chip IPO, South Korea's own domestic DUV lithography announcement, and Nvidia's US$250B OpenAI financing deal

The KOSPI triggered a circuit breaker on July 28 after falling nearly 11% intraday, extending a 30% monthly drop, as a sell-off in semiconductor stocks deepened following news of increased Chinese chip tool production; Samsung Electronics fell more than 13%, SK Hynix nearly 15%, and the losses spread to US premarket trading with Micron and Nvidia also falling

South Korea's KOSPI and KOSDAQ triggered 20-minute trading halts for the second consecutive day on July 29, a first in the exchange's history, as the benchmark fell below 6,000 and completed a 35% drop over July; SK Hynix's record Q2 results disappointed analyst consensus; three overlapping shocks drove the rout: China's US$8.6bn CXMT IPO, South Korean domestic DUV lithography production news, and Nvidia's US$250bn OpenAI financing deal removing a key demand catalyst

South Korea's economy expanded 0.6% in the second quarter of 2026 from the previous quarter, Bank of Korea advance data showed July 23, driven by semiconductor exports that hit a record US$102.25 billion in June alone. Annual growth of 3%, the fastest in five years, is now within reach, though weak construction and regional tensions remain risks.

South Korea's KOSPI index surged more than 4 percent on July 23, reclaiming the 7,000 level for the first time in five sessions, as Alphabet's stronger-than-expected cloud revenue and raised capital expenditure guidance drove foreign investors into Samsung and SK hynix, lifting the won against the US dollar

South Korea's KOSPI stock index dropped more than 5 percent in Monday morning trading on July 13 as SK Hynix shares fell around 10 percent following a cut to the chipmaker's earnings outlook; The Asia Business Daily attributed the drop to renewed investor concern about the US-Iran conflict weighing on risk appetite, alongside the earnings revision, after SK Hynix completed a record-setting Nasdaq debut on July 10

South Korea's SK Hynix completed what became the largest US stock listing ever by a foreign company on July 10, raising US$26.5 billion in a Nasdaq debut that saw shares jump 13 percent; the chipmaker, which supplies high-bandwidth memory to Nvidia and Apple, is also under public pressure from US officials to build new fabrication plants on US soil

South Korea's two largest chipmakers are preparing the largest combined domestic investment commitment in the country's history, anchored by a Blue House briefing set for June 30

Samsung and SK Hynix fell 8-9% on June 26, sending the Korean benchmark down 5.81% and halting trade for 20 minutes, while Tokyo's Nikkei surged 4.6% on the same chip data

SK Hynix surged 13% and Samsung 5% after Micron's record quarterly results confirmed HBM dominance; Korea's benchmark hit an all-time high as Japan's crossed 70,000 for the first time

MacBook Neo rises $100 to $699, MacBook Air rises $200 to $1,299; Apple says memory and storage prices jumped faster than the company has ever seen, driven by AI data-centre appetite outcompeting consumer hardware

The global race to manufacture advanced chips pits Taiwan, South Korea, the United States, and China against one another, with control of AI hardware supply at stake.

A JEDEC-standardized stacked DRAM technology delivering terabytes-per-second bandwidth for AI accelerators, dominated by South Korean makers SK Hynix and Samsung.

Micron Technology (Boise, Idaho) is the only major US memory manufacturer, holding around 21% of global HBM capacity as AI-driven demand rewrites the semiconductor supply chain.

South Korea's largest company, the world's dominant DRAM and NAND flash maker, whose HBM allocation and foundry capacity are central to the global AI chip supply chain.

Beijing investigates memory pricing, fines could reach $2.5B, while domestic champion CXMT files for a $4.2B IPO and nears third-largest by wafer capacity

Jensen Huang confirms Samsung, SK Hynix and Micron passed HBM4 qual on June 5; SK Hynix holds ~60-70% of Rubin volume, 12-layer stacks priced above $600

Intel and Samsung start the shift from organic resin to glass cores; SK's Absolics ships first commercial-grade panels; Korea contests Intel on standards