KB Financial Group (KB) reported Q1 profit Thursday of 1.917 trillion South Korean won ($1.29 billion), up from 1.699 trillion won a year earlier.
Analysts surveyed by FactSet expected 1.796 trillion won.
Revenue for the quarter, expressed as the sum of net interest income and net noninterest income, was 4.986 trillion won, up from 4.554 trillion won a year earlier.
Analysts surveyed by FactSet expected 4.663 trillion won.
The company's shares were up 2.7% in premarket activity.