South Korea manufacturing PMI cools in August but stays in expansion on AI demand
Question
South Korea manufacturing PMI cools in August but stays in expansion on AI demand
Direct answer
Export-oriented chip and industrial names may stay supported, while the slower pace can cap upside for the KOSPI.
- Original publisher
- Market Ontology
- Evidence through
- 2026-09-14
- Published
- 2026-10-20
- Revision
- 1 · 2026-10-20
Cite as: Market Ontology, “South Korea manufacturing PMI cools in August but stays in expansion on AI demand”, revision 1, evidence through 2026-09-14. https://marketontology.com/market-events/2026-09-14/south-korea-manufacturing-pmi-cools-in-august-but-stays-in-expansion-on-ai-deman-88c4f1
How this development reaches the affected companies
| Asset | Exposure and channel | Direction | Evidence |
|---|---|---|---|
| KOSPI | growth remains positive but momentum cooled, creating both support and a valuation cap | Mixed1-5d | the PMI stayed above 50 but fell from 53.1 to 52.3 |
| 005930.KS | robust AI demand supports semiconductor shipment expectations | Up1-5d | coverage said AI demand remained robust in the South Korea PMI data |
| KRW | continued export growth can support the won through trade receipts | Up1-5d | the PMI remained in expansion despite cooling |
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What happened next
Price follow-up pending — no stored daily closes for these assets yet.
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Sources
Related
- 2026-10-20Taiwan reports September export orders of $114.21 billion as AI-chip demand drives technology ordersKRW TAIEX TSM
- 2026-10-20South Korea reports September exports reaching a record $121 billion as semiconductor demand drives growth005930.KS KOSPI KRW
- 2026-10-20South Korean stocks suffer their steepest reported regional decline as investors retreat from technology sharesKOSPI KRW SAMSUNG ELECTRONICS
- 2026-10-20South Korean data-centre infrastructure company Elice plunges 32% in its Seoul trading debutKORU KOSPI SOX
- 2026-10-19South Korea's Kospi extends its technology-led selloff with a 1.6% declineKOSPI KRW/USD
- 2026-10-19South Korean President Lee Jae-myung orders a policy review to restore normal trading conditions in the stock marketKOSPI KRW
- 2026-10-19Samsung Electronics and SK hynix lead a record weekly rout in South Korean semiconductor shares000660.KS 005930.KS SOX
- 2026-10-18Bank of Korea schedules October policy decision as markets assess whether to change its 3% base rateKOSPI KRWUSD KTB 3Y
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