
Sumitomo Electric Industries, Ltd. — Investor Relations & Filings
Sumitomo Electric Industries, Ltd. is a diversified manufacturer of advanced products and technologies. The company's operations are structured across five main business segments: Automotive, Infocommunications, Electronics, Environment & Energy, and Industrial Materials. In the Automotive sector, it is a major supplier of wiring harnesses and other vehicle components. The Infocommunications division provides optical fibers, cables, fusion splicers, and equipment for data centers and FTTx networks. The Electronics segment produces electronic wires, flexible printed circuits, and compound semiconductors. For the Environment & Energy market, the company manufactures a wide range of power cables, including high-voltage direct current (HVDC) systems for grid interconnection. The Industrial Materials division develops and supplies specialty products such as special metal wires and powder metallurgy materials for various industrial applications.
Recent filings
| Filing | Released | Lang | Actions |
|---|---|---|---|
| 変更報告書 | 2026-03-30 | Japanese | |
| 変更報告書 | 2026-01-19 | Japanese | |
| 変更報告書 | 2025-12-22 | Japanese | |
| 変更報告書 | 2025-12-22 | Japanese | |
| 公開買付報告書 | 2025-12-16 | Japanese | |
| 訂正公開買付届出書 | 2025-11-26 | Japanese |
Browse filings by year
12 years| ID | Filing | Released | Lang | Actions | |
|---|---|---|---|---|---|
|
2026
2 filings
| |||||
| 33082544 | 変更報告書 | 2026-03-30 | Japanese | ||
| 12989539 | 変更報告書 | 2026-01-19 | Japanese | ||
|
2025
13 filings
| |||||
| 10560601 | 変更報告書 | 2025-12-22 | Japanese | ||
| 10553832 | 変更報告書 | 2025-12-22 | Japanese | ||
| 10181698 | 公開買付報告書 | 2025-12-16 | Japanese | ||
| 8656181 | 訂正公開買付届出書 | 2025-11-26 | Japanese | ||
| 8126753 | 変更報告書 | 2025-11-07 | Japanese | ||
| 8096299 | 確認書 | 2025-11-05 | Japanese | ||
| 8096298 | 半期報告書-第156期(2025/04/01-2026/03/31) | 2025-11-05 | Japanese | ||
| 8061786 | 公開買付届出書 | 2025-10-31 | Japanese | ||
| 8058425 | 訂正発行登録書 | 2025-10-30 | Japanese | ||
| 7856883 | 発行登録書(株券、社債券等) | 2025-08-21 | Japanese | ||
| 7242680 | 訂正発行登録書 | 2025-06-30 | Japanese | ||
| 7242629 | 臨時報告書 | 2025-06-30 | Japanese | ||
| 7248895 | 内部統制報告書-第155期(2024/04/01-2025/03/31) | 2025-06-26 | Japanese | ||
Market data
Market data not available
Price history
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Sumitomo Electric Industries, 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/11591/ | Company identity, sector, listing, identifiers |
| GET | /api/filings/?company=11591 | 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=11591 | 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=11591 \ -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": 11591}, 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 Sumitomo Electric Industries, Ltd. (id: 11591)"
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