Live feed18:02:12·488dINSIDERFilingvia QuantisnowSr. VP of Sales and Marketing Sum Alex exercised 13,259 shares at a strike of $0.11, increasing direct ownership by 14% to 108,743 units (SEC Form 4)ByQuantisnow·Wall Street's wire, on your screen.GCTS· GCT Semiconductor Holding Inc.TechnologyOriginal source