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HanWool Materials Science, Inc. — Investor Relations & Filings

Ticker · 091440 ISIN · KR7091440008 KO Telecommunications, computer programming, consultancy, computing infrastructure, and other information service activities
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Filings indexed 381 across all filing types
Latest filing 2025-08-19 Capital/Financing Update
Country KR South Korea
Listing KO 091440

About HanWool Materials Science, Inc.

http://telefield.com/

HanWool Materials Science, Inc. is a developer and manufacturer of optical transmission and network equipment. The company's product portfolio includes Packet Optical Transport Network (POTN), Multi-Service Provisioning Platform (MSPP), and Carrier Ethernet systems. In addition to its core network hardware business, HanWool Materials Science provides Internet of Things (IoT) solutions through its TELEGUARD service platform and offers System Integration and Network Integration (SI/NI) services. The company is also engaged in developing advanced security solutions, including IP security equipment based on quantum cryptography technology.

Recent filings

Filing Released Lang Actions
타인에대한담보제공결정
Capital/Financing Update Classification · 100% confidence The document is a formal regulatory filing titled 'Decision to Provide Collateral to Others' (타인에 대한 담보제공 결정) issued by Hanul Material Science. It details a corporate action where the company provides collateral for its subsidiary, CGP Materials, to facilitate a convertible bond issuance. This type of disclosure regarding financial guarantees, collateral, and capital structure changes falls under the 'Capital/Financing Update' category. It is not a report publication announcement, but rather the primary disclosure of the financial event itself.
2025-08-19 Korean
[기재정정]투자판단관련주요경영사항 (주식회사 씨지피머트리얼즈와 투자계약 체결)
Capital/Financing Update Classification · 100% confidence The document is a regulatory filing from the Korea Exchange (KRX) system, specifically a 'Correction Report' (정정신고) regarding a previous 'Major Management Matter' (투자판단 관련 주요경영사항) concerning an investment contract with CGP Materials. It details changes to the investment amount and payment schedule for convertible bonds. Since it is a specific regulatory announcement regarding corporate investment and financing activities that does not fit into the other specialized categories like M&A or Share Issuance, it is classified as a Regulatory Filing (RNS).
2025-08-19 Korean
주권관련사채권의취득결정(자율공시)
Capital/Financing Update Classification · 100% confidence The document is a formal regulatory filing from a Korean company (Hanul Material Science) regarding the acquisition of convertible bonds issued by its subsidiary (CGP Materials). It details the terms of the convertible bonds, including interest rates, conversion prices, and collateral, as well as the board's decision-making process. This type of disclosure is a standard regulatory filing in the Korean market (DART system) for material corporate events, specifically falling under 'Capital/Financing Update' as it relates to the company's investment and financing activities.
2025-08-19 Korean
반기보고서 (2025.06)
Interim / Quarterly Report Classification · 100% confidence The document is a '반기보고서' (Semi-Annual Report) for the company '주식회사 한울소재과학' covering the period from 2025-01-01 to 2025-06-30. It contains detailed financial and operational information, including company overview, history, capital structure, and business activities. This fits the definition of an Interim/Quarterly Report (IR) as it provides comprehensive financial and business data for a period shorter than a full fiscal year. H1 2025
2025-08-14 Korean
주요사항보고서(전환사채권발행결정)
Capital/Financing Update Classification · 100% confidence The document is a 'Major Matters Report' (주요사항보고서) regarding the issuance of convertible bonds (전환사채권 발행결정) by Hanwool Material Science. It details the terms of the bond issuance, including interest rates, maturity, conversion price, and the use of proceeds. This is a formal regulatory filing concerning capital structure changes and financing activities, which falls under the 'Capital/Financing Update' category.
2025-08-11 Korean
주식등의대량보유상황보고서(약식)
Major Shareholding Notification Classification · 100% confidence The document is a '주식등의 대량보유상황보고서' (Report on Large Shareholding), which is a standard regulatory filing in South Korea (often referred to as a 5% report). It details the shareholding status, changes in ownership, and special relationships of the reporting entity (Harrison Investment Fund No. 1) regarding the issuer (Hanul Material Science). This falls under the category of Major Shareholding Notification.
2025-07-10 Korean

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