Live feed16:00:19·307dINSIDERFilingvia QuantisnowClass II Director Shin Hyunsoo bought $152,460 worth of shares (121,000 units at $1.26), increasing direct ownership by 24% to 631,704 units (SEC Form 4)ByQuantisnow·Wall Street's wire, on your screen.GCTS· GCT Semiconductor Holding Inc.TechnologyOriginal source