South Korea’s KOSPI tumbles as SK Hynix-led profit-taking drives sharp semiconductor selloff
Question
South Korea’s KOSPI tumbles as SK Hynix-led profit-taking drives sharp semiconductor selloff
Direct answer
Bearish for KOSPI and SK Hynix (000660.KS), negative read-through for Samsung Electronics (005930.KS) and broader Asia chip stocks including TSMC (TSM), and supportive for volatility in semiconductor ETFs such as SOXX and SMH.
- Original publisher
- Market Ontology
- Evidence through
- 2026-07-13
- Published
- 2026-10-20
- Revision
- 1 · 2026-10-20
Cite as: Market Ontology, “South Korea’s KOSPI tumbles as SK Hynix-led profit-taking drives sharp semiconductor selloff”, revision 1, evidence through 2026-07-13. https://marketontology.com/market-events/2026-07-13/south-korea-s-kospi-tumbles-as-sk-hynix-led-profit-taking-drives-sharp-semicondu-54c074
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What happened next
| Asset | Call | Base close | +1 day | +5 days | +20 days |
|---|---|---|---|---|---|
| SMH | Downagreed | 585.62 2026-07-13 | +2.51% | -4.57% | -2.77% |
| TSM | Downagreed | 421.58 2026-07-13 | -0.28% | -4.57% | -0.74% |
| SOXX | Downagreed | 553.61 2026-07-13 | +2.58% | -5.32% | -4.37% |
Closing prices from stored daily bars; returns measured from the last close on or before the event date. Not a recommendation.
Sources
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