GRINM SEMICONDUCTOR MATERIALS CO., LTD. — Investor Relations & Filings
About GRINM SEMICONDUCTOR MATERIALS CO., LTD.
GRINM Semiconductor Materials Co., Ltd. specializes in the research, development, and large-scale production of high-purity semiconductor silicon materials. The company’s core product portfolio includes monocrystalline silicon ingots and polished wafers ranging from 150mm to 300mm in diameter. These materials are engineered for use in integrated circuits, discrete power devices, and micro-electromechanical systems (MEMS). Utilizing advanced crystal growth technologies such as Czochralski (CZ) and Magnetic Czochralski (MCZ) methods, the company provides high-performance substrates characterized by precise electrical properties and low defect densities. Its technical capabilities support the manufacturing of power electronics, automotive components, and consumer electronics. By focusing on material purity and structural integrity, the company serves as a critical supplier in the global semiconductor supply chain.
Recent filings
| Filing | Released | Lang | Actions |
|---|---|---|---|
| 有研硅关于2024年股票期权激励计划首次授予部分股票期权注销完成的公告 | 2025-12-22 | Chinese | |
| 有研硅关于2024年股票期权激励计划首次授予第一个行权期行权结果暨股票上市的公告 | 2025-12-12 | Chinese | |
| 有研硅关于召开2025年第三季度业绩说明会的公告 | 2025-11-18 | Chinese | |
| 有研硅2025年第三次临时股东会决议公告 | 2025-11-12 | Chinese | |
| 北京德恒律师事务所关于有研硅2025年第三次临时股东会的法律意见 | 2025-11-12 | Chinese | |
| 有研硅2025年第三次临时股东会会议资料 | 2025-11-04 | Chinese |
Market data
Market data not available
Price history
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GRINM SEMICONDUCTOR 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/58416/ | Company identity, sector, listing, identifiers |
| GET | /api/filings/?company=58416 | 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=58416 | 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=58416 \ -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": 58416}, 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 GRINM SEMICONDUCTOR MATERIALS CO., LTD. (id: 58416)"
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