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SUNGWOOELECTRONICSCO.,LTD. — Investor Relations & Filings

Ticker · 081580 ISIN · KR7081580003 KO Manufacturing
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Filings indexed 142 across all filing types
Latest filing 2026-05-21 Regulatory Filings
Country KR South Korea
Listing KO 081580

About SUNGWOOELECTRONICSCO.,LTD.

http://www.swei.co.kr

Sungwoo Electronics Co., Ltd. is a specialized manufacturer of ultra-precision components and materials. Based on its core ultra-precision technology, the company produces a diverse range of products for the electronics and communications sectors. Key offerings include internal mobile phone components like Shield Cans, as well as external parts such as metal cases, keys, and decorative elements. The company's portfolio also encompasses parts for video and optical devices. Operating a global production network, Sungwoo Electronics is committed to delivering superior quality and technological excellence to its customers worldwide. The firm actively pursues new product development and adheres to principles of global and eco-friendly management to lead in the component and materials industry.

Recent filings

Filing Released Lang Actions
불성실공시법인지정예고 (공시번복)
Regulatory Filings Classification · 82% confidence The document is a Korean market regulatory notice from KOSDAQ announcing a preliminary designation as a non-compliant discloser (‘불성실공시법인 지정예고’). It does not present financial results, management changes, or meeting materials, but rather is a compliance announcement under market disclosure rules. This fits the fallback category of a general regulatory filing. Therefore, it should be classified as ‘RNS’ (Regulatory Filings).
2026-05-21 Korean
전환사채(해외전환사채포함)발행후만기전사채취득
Capital/Financing Update Classification · 75% confidence The document is a regulatory disclosure by the company 성우전자 regarding the acquisition (repurchase) of its own issued convertible bonds (including overseas convertible bonds) before maturity. This is an update on the company’s financing activity and capital structure, specifically a debt repurchase. Although there is no dedicated category for bond repurchases, the “Capital/Financing Update” (CAP) category covers updates on fundraising, financing activities, and capital structure changes. Therefore, CAP is the most appropriate classification.
2026-05-21 Korean
임원ㆍ주요주주특정증권등소유상황보고서
Director's Dealing Classification · 95% confidence The document is a mandatory insider report (“임원ㆍ주요주주 특정증권등 소유상황보고서”) filed with the Financial Supervisory Commission and Korea Exchange, detailing the personal securities holdings and changes (CB conversion, share counts, ownership percentages) by an executive (조일현). This is clearly a director’s dealing/insider transactions report.
2026-05-18 Korean
주식등의대량보유상황보고서(일반)
Major Shareholding Notification Classification · 92% confidence The document is a 주식등의 대량보유상황보고서 (Large Shareholding Report) filed under the Capital Markets Act, detailing changes in significant share ownership levels, thresholds crossed, and related disclosures by major shareholders. This corresponds exactly to the "Major Shareholding Notification" category.
2026-05-18 Korean
분기보고서 (2026.03)
Interim / Quarterly Report Classification · 93% confidence The document is titled “분기보고서” (Quarterly Report) for the 40th fiscal period covering 2026-01-01 to 2026-03-31. It runs over 228,000 characters, contains detailed company overview, business description, full financial statements with notes, management’s analysis, and auditor’s opinion. It is therefore a substantive interim (quarterly) financial report, matching the definition of an Interim / Quarterly Report (IR), not merely an announcement or summary. Q1 2026
2026-05-14 Korean
주요사항보고서(전환사채매수선택권행사자지정)
Capital/Financing Update Classification · 90% confidence The document is a mandatory ‘주요사항보고서’ filed with the Korean Financial Services Commission detailing the designation of exercise rights on a private convertible bond (conversion option holder, call option terms, redemption schedule, etc.). It contains substantive terms of a financing instrument and reflects a change in the company’s capital structure. This falls under updates on company financing activities, which maps to the Capital/Financing Update category.
2026-05-12 Korean

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