GCT Semiconductor is down -18.3%, or -$2.83 to $12.67. Published first on TheFly – the ultimate source for real-time, market-moving breaking financial news. Try Now>> See Insiders’ Hot Stocks on TipRanks >> Read More on GCTS: GCT Semiconductor’s Strategic Expansion and Leadership Reformation GCT Semiconductor Holding Inc trading resumes GCT Semiconductor Holding Inc trading halted, volatility trading pause GCT Semiconductor falls -18.3% GCT Semiconductor falls -9.3%