GCT Semiconductor is trading 5.7% down at $1.66 on October 16, 2026, amid broad pressure on semiconductor stocks.
- No fresh company-specific announcement or catalyst was found to explain the move.
- The selloff has extended across markets amid hotter-than-expected inflation, higher rate expectations, and concerns about the sustainability and financing of AI infrastructure spending. The sector ETF is down 10.2% for the week through Thursday.