Taiwan semiconductor shares were caught in the global AI/semiconductor sell-off
Question
Taiwan semiconductor shares were caught in the global AI/semiconductor sell-off
Direct answer
Relevant for TSMC, UMC, and the TAIEX as investors reassess AI capex and foundry demand.
- Original publisher
- Market Ontology
- Evidence through
- 2026-07-18
- Published
- 2026-10-20
- Revision
- 1 · 2026-10-20
Cite as: Market Ontology, “Taiwan semiconductor shares were caught in the global AI/semiconductor sell-off”, revision 1, evidence through 2026-07-18. https://marketontology.com/market-events/2026-07-18/taiwan-semiconductor-shares-were-caught-in-the-global-ai-semiconductor-sell-off-a216bb
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What happened next
| Asset | Call | Base close | +1 day | +5 days | +20 days |
|---|---|---|---|---|---|
| UMC | Mixed | 21.25 2026-07-17 | -4.47% | -8.33% | -9.88% |
Closing prices from stored daily bars; returns measured from the last close on or before the event date. Not a recommendation.
Sources
Related
- 2026-10-20Taiwan reports September export orders of $114.21 billion as AI-chip demand drives technology ordersKRW TAIEX TSM
- 2026-10-20Taiwan's export orders climbed to a record $114.21 billion in September on AI-chip demandTAIEX TSM TWD/USD
- 2026-10-16Foreign investors sell a record amount of Taiwanese stocks during technology-led routTAIEX TSM TWDUSD
- 2026-10-16Taiwan prepares tighter controls on AI-chip exports to China under US alignmentSMH TAIEX TSM
- 2026-10-15Taiwan stocks fall 3.41% as global AI shares trigger regional technology routTAIEX TSM TWDUSD-2.28%
- 2026-10-13Taiwan stocks fall more than 1,000 points as global investors sell AI and semiconductor sharesEWT TAIEX TSM-4.40%
- 2026-10-13Taiwanese shares plunge as technology stocks track the regional AI selloffTAIEX TSM-3.40%
- 2026-10-13Taiwan stocks fall more than 1,000 points as global investors sell AI and semiconductor sharesEWT TAIEX TSM-4.40%
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