ASE Technology Holding (ASX) reported Q2 earnings Thursday of 4.61 New Taiwan dollars ($0.14) per diluted share, up from NT$1.70 a year earlier.
Analysts surveyed by FactSet expected NT$3.82.
Revenue for the quarter ended June 30 was NT$191.06 billion, up from NT$150.75 billion a year earlier.
Analysts expected NT$188.94 billion.
ASE Technology shares were up 2% in Thursday premarket activity.