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LIGHTRON FIBER-OPTIC DEVICES INC. — Investor Relations & Filings

Ticker · 069540 ISIN · KR7069540003 KO Manufacturing
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Filings indexed 778 across all filing types
Latest filing 2026-04-30 Regulatory Filings
Country KR South Korea
Listing KO 069540

About LIGHTRON FIBER-OPTIC DEVICES INC.

http://www.lightron.co.kr/en/main/

LIGHTRON FIBER-OPTIC DEVICES INC. is a manufacturer of advanced optical communication solutions. The company specializes in the research, development, and sale of a wide range of optoelectronic components, including optical transmitter and receiver modules. Its product portfolio serves various high-speed communication applications, featuring solutions for 5G wireless networks, fixed broadband access such as Passive Optical Networks (PON), and telecom/datacom infrastructure. The company also provides components for CATV systems and network monitoring accessories, catering to telecommunications operators, broadband service providers, and data communication networks.

Recent filings

Filing Released Lang Actions
[기재정정]타법인주식및출자증권처분결정
Regulatory Filings
2026-04-30 Korean
소속부변경
Regulatory Filings
2026-04-30 Korean
주요사항보고서(제3자의전환사채매수선택권행사)
Regulatory Filings
2026-04-30 Korean
[기재정정]유형자산취득결정(자율공시)(종속회사의주요경영사항)
Regulatory Filings Classification · 1% confidence The document is a self-disclosure (“자율공시”) of a decision by a subsidiary to acquire tangible assets (real estate). It is an operational transaction announcement, not an earnings release, financing update, management change, dividend notice, or any other predefined category. Therefore it falls into the fallback “Regulatory Filings” category (RNS).
2026-04-27 Korean
주식등의대량보유상황보고서(약식)
Major Shareholding Notification Classification · 1% confidence The document is a “주식등의 대량보유상황보고서(약식)” (Large Shareholding Report) filed under Korean Capital Markets Law, detailing the number of shares held, percentage ratios, changes, and related shareholder information. This matches the criteria for a Major Shareholding Notification (notification of changes in significant share ownership levels).
2026-04-24 Korean
주식등의대량보유상황보고서(약식)
Major Shareholding Notification Classification · 1% confidence The document is a formal ‘주식등의 대량보유상황보고서’ – a notification under the Korean Capital Markets Act disclosing large shareholdings, changes in share count, percentages, and reasons. It is not an earnings announcement, AGM material, or regulatory notice of delisting. It matches the Major Shareholding Notification category.
2026-04-24 Korean

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