EVENT / TOPICHistorical

KOSPI drops 4.77% to near-term low, led by chip giants Samsung and SK Hynix

1 reports1 sources10/30/2026 updated

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On Friday, the KOSPI index fell 4.77% to 5,654.61 points, marking a near-term low. AI earnings concerns drove Alphabet's capital expenditure to double, weighing on global chip stocks. Samsung and SK Hynix, comprising 50% of the KOSPI index, declined sharply and drove the index down by approximately 3.7 points, serving as the primary driver of the sell-off.

Written with AI from the reporting · updated 10/30/2026

Latest developmentOct 30, 10:50

KOSPI drops 4.77% as Alphabet earnings slump hits Samsung and SK Hynix

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1Unclassified fact stationOct 30, 00:00recorded Oct 30, 11:01single source
KOSPI下跌4.77%，创近期最大跌幅
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Evidence & revisions · 1 source records
Subject：
KOSPI指数
Action：
下跌
Object：
市场价值
Occurred (fact side)：
Oct 30, 00:00
BeInCrypto ↗Report pageOriginal / first version
Published (valid side)：
Oct 30, 10:50
First seen (known side)：
Oct 30, 11:01
Fact stationSingle source · one-sided claim
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Oct 30

10:50
BeInCryptoRelated fact: single source
KOSPI drops 4.77% as Alphabet earnings slump hits Samsung and SK Hynix
Report first recorded Oct 30, 11:01
South Korea's KOSPI index fell 4.77% to 5,654.61 on Friday, dropping about 1.7 times harder than Japan's Nikkei. The decline was driven by Samsung Electronics and SK Hynix shares, which fell 6.25% and 8.91% respectively, following Alphabet's sharp drop after its capital spending more than doubled and missed cash flow expectations.
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Comparable peak: 10Oct 30, 11:00
24h change: -49%

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