SEOUL: Mirae Asset Securities Co. on Thursday reported its third-quarter net profit of 290.1 billion won (US$206.9 million), marking a substantial increase of 277.4 percent from the same period last year. According to Yonhap News Agency, the company's operating profit for the July-September period reached 370.8 billion won, reflecting an increase of 114.2 percent compared to the previous year. Revenue for the third quarter rose by 19.2 percent, amounting to 5.44 trillion won. The reported earnings surpassed market expectations, as the average net profit estimate by analysts was 261.3 billion won. This figure was based on a survey conducted by Yonhap Infomax, the financial data firm of Yonhap News Agency.