// AI news · 2026-11-06 · Guardian Tech
Nasdaq on track for worst day in 18 months
Nasdaq headed for its worst day in 18 months amid concerns over AI industry regulation following midterm election results.
Published 2026-11-06 01:31 (Beijing time)Source Guardian TechAuto-summarised, fact-checked against source
01Summary
Tech stocks, especially semiconductors, declined sharply, with SanDisk down 19% and Western Digital down 16.5%. The VIX index surged 40%, reaching its highest level since early Iran war period. Market sentiment shifted from AI growth optimism to regulatory headwinds and pricing overvaluation.
Summarised from the original article by an open-source model, then checked automatically: every number and English name must appear in the source. The original article is authoritative.
02Key points
- Nasdaq on track for worst day in 18 months due to AI regulation fears
- SanDisk down 19%, Western Digital down 16.5% in semiconductor sector
- VIX index rose 40% to highest since early Iran war period
- Market now pricing AI expansion under regulatory headwinds
03Source
Nasdaq heading for worst day in 18 months as Wall Street sustains widespread losses
Guardian Tech · published 2026-11-06 01:31 Beijing time
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