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High Volatility for KOSPI Over the Past Week. Source: Google Finance Why South Korea’s AI Chips Swung 16% in 48 Hours <\/p>\nSouth Korea\u2019s KOSPI fell sharply on Monday, June 8, before rebounding 8.18% the next day. It was the index\u2019s strongest one-day recovery of 2026. The move was led by Samsung Electronics and SK Hynix, which together make up about 40% of the index.<\/p>\n
SK Hynix fell 7.7% before jumping 16.01% in the next session. Samsung dropped 10.2%, then recovered 9%.<\/p>\n
The rebound followed a wider rally in global chip stocks. Intel, Micron, and the Nasdaq all rose overnight, as investors grew more optimistic about the semiconductor sector.<\/p>\n
High Volatility for KOSPI Over the Past Week. Source: Google Finance Why South Korea’s AI Chips Swung 16% in 48 Hours <\/p>\n
The sell-off started on June 4 when the Nasdaq fell 4.18%, its worst session since April 2025, after Broadcom issued disappointing AI chip guidance.<\/p>\n
As BeInCrypto reported, when Korea’s KOSPI triggered its first circuit breaker of June on that Broadcom miss, the Korean index amplifies every shift in US chip sentiment because of its heavy concentration in memory manufacturers.<\/p>\n
Chaiwon Lee, chair of Life Asset Management, attributed the overshoot directly to a structural feature of Korean markets: single-stock leveraged exchange-traded funds tracking Samsung and SK Hynix.<\/p>\n
“The market is likely to take a breather for the time being,” he said, citing upcoming US inflation data, a Federal Reserve meeting, and the SpaceX listing on June 11.<\/p>\n
The AI capex boom has made semiconductor stocks the most concentrated single-narrative trade in global equity markets, which is precisely why the swings are this large.<\/p>\n
What Wall Street Actually Said <\/p>\n
The explanation that circulated across US trading desks was blunt. Mandy Xu, head of derivatives market research at Cboe, wrote in a note that the sell-off was “mostly a positioning-driven unwind at the sector level” after a strong rally, “rather than a much broader macro sell-off.”<\/p>\n
Jim Reid, global head of macro research at Deutsche Bank, was more direct: “The AI trade has continued to bounce back this morning.”<\/p>\n
Jensen Huang, Nvidia’s CEO, called the dips “buying opportunities.” The KOSPI has nearly doubled since January, making it one of the world’s best-performing stock markets of 2026. The semiconductor supercycle “remains intact.”<\/p>\n","protected":false},"excerpt":{"rendered":"South Korea\u2019s KOSPI fell sharply on Monday, June 8, before rebounding 8.18% the next day. It was the…\n","protected":false},"author":2,"featured_media":469893,"comment_status":"","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[20],"tags":[365,363,364,18973,15277,111,139,69,10162,68538,4790,145],"class_list":["post-469892","post","type-post","status-publish","format-standard","has-post-thumbnail","category-artificial-intelligence","tag-ai","tag-artificial-intelligence","tag-artificialintelligence","tag-jensen-huang","tag-kospi","tag-new-zealand","tag-newzealand","tag-nz","tag-samsung-electronics","tag-sk-hynix","tag-south-korea","tag-technology"],"_links":{"self":[{"href":"https:\/\/www.newsbeep.com\/nz\/wp-json\/wp\/v2\/posts\/469892","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.newsbeep.com\/nz\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.newsbeep.com\/nz\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.newsbeep.com\/nz\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/www.newsbeep.com\/nz\/wp-json\/wp\/v2\/comments?post=469892"}],"version-history":[{"count":0,"href":"https:\/\/www.newsbeep.com\/nz\/wp-json\/wp\/v2\/posts\/469892\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.newsbeep.com\/nz\/wp-json\/wp\/v2\/media\/469893"}],"wp:attachment":[{"href":"https:\/\/www.newsbeep.com\/nz\/wp-json\/wp\/v2\/media?parent=469892"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.newsbeep.com\/nz\/wp-json\/wp\/v2\/categories?post=469892"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.newsbeep.com\/nz\/wp-json\/wp\/v2\/tags?post=469892"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}