Table of Contents Exhibit 99.1 QUARTERLY REPORT (From January 1, 2025 to September 30, 2025) THIS IS AN ENGLISH TRANSLATION OF THE BUSINESS REPORT ORIGINALLY PREPARED IN THE KOREAN LANGUAGE (IN SUCH FORM AS REQUIRED BY THE KOREAN FINANCIAL SERVICES COMMISSION). THIS ENGLISH TRANSLATION IS NOT OFFICIAL AND IS PROVIDED FOR INFORMATION PURPOSES ONLY. UNLESS EXPRESSLY STATED OTHERWISE, ALL INFORMATION CONTAINED HEREIN IS PRESENTED ON BOTH CONSOLIDATED AND NON-CONSOLIDATED BASIS IN ACCORDANCE WITH THE KOREAN-INT ...