
RF Materials Co., Ltd. — Investor Relations & Filings
RF Materials Co., Ltd. is a specialized company focused on materials and components, primarily manufacturing hermetic packages for mounting compound semiconductors. It produces both glass-to-metal and ceramic-to-metal packages. These products serve as critical solutions for a wide range of industries, including optical communication, laser applications, defense, aerospace, automotive, and radio frequency (RF) systems. The company's offerings are designed for applications such as RF amplifiers, optical transceivers, and industrial laser modules, emphasizing hermeticity and reliability.
Recent filings
| Filing | Released | Lang | Actions |
|---|---|---|---|
| 임원ㆍ주요주주특정증권등소유상황보고서 | 2026-06-01 | Korean | |
| 임원ㆍ주요주주특정증권등소유상황보고서 | 2026-06-01 | Korean | |
| 임원ㆍ주요주주특정증권등소유상황보고서 | 2026-06-01 | Korean | |
| 임원ㆍ주요주주특정증권등소유상황보고서 | 2026-06-01 | Korean | |
| 임원ㆍ주요주주특정증권등소유상황보고서 | 2026-06-01 | Korean | |
| 임원ㆍ주요주주특정증권등소유상황보고서 | 2026-06-01 | Korean |
Browse filings by year
8 years| ID | Filing | Released | Lang | Actions | |
|---|---|---|---|---|---|
|
2026
15 filings
| |||||
| 47917478 | 임원ㆍ주요주주특정증권등소유상황보고서 | 2026-06-01 | Korean | ||
| 47917471 | 임원ㆍ주요주주특정증권등소유상황보고서 | 2026-06-01 | Korean | ||
| 47917022 | 임원ㆍ주요주주특정증권등소유상황보고서 | 2026-06-01 | Korean | ||
| 47914620 | 임원ㆍ주요주주특정증권등소유상황보고서 | 2026-06-01 | Korean | ||
| 47914068 | 임원ㆍ주요주주특정증권등소유상황보고서 | 2026-06-01 | Korean | ||
| 47914057 | 임원ㆍ주요주주특정증권등소유상황보고서 | 2026-06-01 | Korean | ||
| 47356299 | [기재정정]증권신고서(지분증권) | 2026-05-27 | Korean | ||
| 47355887 | [기재정정]투자설명서 | 2026-05-27 | Korean | ||
| 46529021 | [기재정정]투자설명서 | 2026-05-19 | Korean | ||
| 46515975 | [기재정정]증권신고서(지분증권) | 2026-05-19 | Korean | ||
| 46369325 | 분기보고서 (2026.03) | 2026-05-15 | Korean | ||
| 44928808 | 투자설명서 | 2026-05-11 | Korean | ||
| 44928493 | 권리락 (유상증자) | 2026-05-11 | Korean | ||
| 44924014 | [기재정정]주요사항보고서(유상증자결정) | 2026-05-11 | Korean | ||
| 44923752 | [발행조건확정]증권신고서(지분증권) | 2026-05-11 | Korean | ||
Market data
Market data not available
Price history
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RF Materials Co., Ltd. via the API
Pull this company's filings, identifiers, and metadata as JSON or Markdown. Authenticate with your API key, then query by company ID, ISIN, or LEI. Full schema documented in the OpenAPI spec.
Endpoints
| GET | /api/companies/16497/ | Company identity, sector, listing, identifiers |
| GET | /api/filings/?company=16497 | Paginated list of all filings (filterable by type, date, language) |
| GET | /api/filings/{id}/ | Single filing — metadata, document URL, processing status |
| GET | /api/filings/{id}/markdown/ | Filing content as Markdown (PDF → text/tables/figures) |
| GET | /api/isins/?company=16497 | All ISINs registered to this company |
| GET | /api/filing-types/ | Reference: every filing-type code + category |
cURL
$ curl https://api.financialreports.eu/api/filings/?company=16497 \ -H "x-api-key: $FR_API_KEY" \ -H "Accept: application/json"
Python
import requests r = requests.get( "https://api.financialreports.eu/api/filings/", params={"company": 16497}, headers={"x-api-key": API_KEY}, ) filings = r.json()["results"]
MCP server
// MCP server URL https://mcp.financialfilings.com/mcp // Once connected, the LLM can query this company directly: "Pull the latest 5 filings for RF Materials Co., Ltd. (id: 16497)"
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