Sejong Telecom, Inc. — Investor Relations & Filings
Sejong Telecom, Inc. is an Information and Communications Technology (ICT) company providing a diverse range of services. The company's operations are centered on telecommunications, electrical construction, and emerging technologies. In the telecommunications sector, it offers carrier services, operates the 'Snowman' mobile virtual network operator (MVNO), develops private 5G networks, and manages a neutral Internet Exchange (IX). The electrical construction division undertakes projects for power plants, public infrastructure, and various commercial and residential facilities. Additionally, Sejong Telecom is active in developing new technology solutions, including blockchain platforms, Security Token Offering (STO) services, AI-based data management, and smart CCTV systems.
Recent filings
| Filing | Released | Lang | Actions |
|---|---|---|---|
| 분기보고서 (2026.03) | 2026-05-15 | Korean | |
| 임원ㆍ주요주주특정증권등거래계획보고서 | 2026-05-08 | Korean | |
| 기업가치제고계획(자율공시) (2026년 세종텔레콤(주) 기업가치 제고 계획) | 2026-05-07 | Korean | |
| 소속부변경 | 2026-04-30 | Korean | |
| 임원ㆍ주요주주특정증권등소유상황보고서 | 2026-04-22 | Korean | |
| 주식등의대량보유상황보고서(일반) | 2026-04-22 | Korean |
Browse filings by year
9 years| ID | Filing | Released | Lang | Actions | |
|---|---|---|---|---|---|
|
2026
15 filings
| |||||
| 46365625 | 분기보고서 (2026.03) | 2026-05-15 | Korean | ||
| 44177330 | 임원ㆍ주요주주특정증권등거래계획보고서 | 2026-05-08 | Korean | ||
| 42582156 | 기업가치제고계획(자율공시) (2026년 세종텔레콤(주) 기업가치 제고 계획) | 2026-05-07 | Korean | ||
| 39069288 | 소속부변경 | 2026-04-30 | Korean | ||
| 35195919 | 임원ㆍ주요주주특정증권등소유상황보고서 | 2026-04-22 | Korean | ||
| 35195167 | 주식등의대량보유상황보고서(일반) | 2026-04-22 | Korean | ||
| 33898433 | 주식등의대량보유상황보고서(일반) | 2026-04-09 | Korean | ||
| 33898400 | 임원ㆍ주요주주특정증권등소유상황보고서 | 2026-04-09 | Korean | ||
| 33095303 | [기재정정]타인에대한채무보증결정 | 2026-03-31 | Korean | ||
| 33047865 | 사외이사의선임ㆍ해임또는중도퇴임에관한신고 | 2026-03-26 | Korean | ||
| 33046020 | 정기주주총회결과 | 2026-03-26 | Korean | ||
| 32972957 | 사업보고서 (2025.12) | 2026-03-18 | Korean | ||
| 32971163 | 감사보고서제출 | 2026-03-18 | Korean | ||
| 32922165 | 자기주식처분결과보고서 | 2026-03-10 | Korean | ||
| 32917208 | 현금ㆍ현물배당결정 | 2026-03-09 | Korean | ||
Market data
Market data not available
Price history
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Sejong Telecom, Inc. 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/17399/ | Company identity, sector, listing, identifiers |
| GET | /api/filings/?company=17399 | 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=17399 | 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=17399 \ -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": 17399}, 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 Sejong Telecom, Inc. (id: 17399)"
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