Samsung SDI said on April 28 it posted first-quarter revenue of 3.58 trillion won and an operating loss of 155.6 billion won. Revenue rose 12.6 percent from a year earlier, while the operating loss narrowed 64.2 percent. Net profit came to 56.1 billion won, returning to the black. Battery business revenue rose on recovering demand, while electronic materials improved on steady semiconductor sales and higher display materials sales.

South Korea\'s financial sector has entered the first-quarter earnings season, with non-interest income and non-bank units driving diverging results among major financial holding companies. KB Financial Group, Shinhan Financial Group and Hana Financial Group posted record results, while Woori Financial Group recorded a decline. Strong stock markets lifted securities firms\' earnings, and new savings and investment products were launched. The industry is also accelerating a shift toward AI and digital finance, alongside calls for stronger controls and risk management.