Year archive

OA Co., Ltd. — 2025 filings

All 20 regulatory filings released by OA Co., Ltd. (342870) in 2025, sourced directly from the official regulator.

20 Filings

2025 Period

2025 filings (20)

Filing	Released	Lang
주주명부폐쇄기간또는기준일설정 Regulatory Filings	2025-12-16	Korean
주식등의대량보유상황보고서(일반) Major Shareholding Notification	2025-09-16	Korean
임원ㆍ주요주주특정증권등소유상황보고서 Director's Dealing	2025-09-16	Korean
임원ㆍ주요주주특정증권등소유상황보고서 Director's Dealing	2025-09-16	Korean
임원ㆍ주요주주특정증권등소유상황보고서 Director's Dealing	2025-09-16	Korean
임원ㆍ주요주주특정증권등소유상황보고서 Director's Dealing	2025-09-16	Korean
임원ㆍ주요주주특정증권등소유상황보고서 Director's Dealing	2025-09-16	Korean
임원ㆍ주요주주특정증권등소유상황보고서 Director's Dealing	2025-09-16	Korean
주식등의대량보유상황보고서(약식) Major Shareholding Notification	2025-09-15	Korean
주식등의대량보유상황보고서(약식) Major Shareholding Notification	2025-09-10	Korean
주식등의대량보유상황보고서(약식) Major Shareholding Notification	2025-09-09	Korean
반기보고서 (2025.06) Interim / Quarterly Report H1 2025	2025-08-25	Korean
증권발행실적보고서(합병등) Share Issue/Capital Change	2025-08-20	Korean
투자설명서 Capital/Financing Update	2025-06-27	Korean
[기재정정]증권신고서(합병) M&A Activity	2025-06-17	Korean
[기재정정]증권신고서(합병) M&A Activity	2025-06-13	Korean
[기재정정]증권신고서(합병) M&A Activity	2025-06-02	Korean
증권신고서(합병) M&A Activity	2025-05-30	Korean
감사보고서 (2024.12) Audit Report / Information FY 2024	2025-04-08	Korean
연결감사보고서 (2024.12) Interim / Quarterly Report FY 2024	2025-04-08	Korean