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 |
|---|---|---|---|
| 有研硅关于筹划现金收购株式会社DG Technologies股权暨关联交易的提示性公告 | 2024-11-01 | Chinese | |
| 中信证券股份有限公司关于有研半导体硅材料股份公司首次公开发行前已发行的部分限售股解禁上市流通的核查意见 | 2024-11-01 | Chinese | |
| 有研硅第二届监事会第五次会议决议公告 | 2024-10-29 | Chinese | |
| 有研硅2024年第三季度报告 | 2024-10-29 | Chinese | |
| 中信证券股份有限公司关于有研半导体硅材料股份公司使用暂时闲置募集资金进行现金管理的核查意见 | 2024-10-29 | Chinese | |
| 有研硅关于使用暂时闲置募集资金进行现金管理的公告 | 2024-10-29 | Chinese |
| ID | Filing | Released | Lang | Actions | |
|---|---|---|---|---|---|
|
2024
15 filings
| |||||
| 39563766 | 有研硅关于筹划现金收购株式会社DG Technologies股权暨关联交易的提示性公告 | 2024-11-01 | Chinese | ||
| 39563758 | 中信证券股份有限公司关于有研半导体硅材料股份公司首次公开发行前已发行的部分限售股解禁上市流通的核查意见 | 2024-11-01 | Chinese | ||
| 39563752 | 有研硅第二届监事会第五次会议决议公告 | 2024-10-29 | Chinese | ||
| 39563744 | 有研硅2024年第三季度报告 | 2024-10-29 | Chinese | ||
| 39563735 | 中信证券股份有限公司关于有研半导体硅材料股份公司使用暂时闲置募集资金进行现金管理的核查意见 | 2024-10-29 | Chinese | ||
| 39563728 | 有研硅关于使用暂时闲置募集资金进行现金管理的公告 | 2024-10-29 | Chinese | ||
| 39563717 | 有研硅关于2024年股票期权激励计划首次授予完成登记的公告 | 2024-10-23 | Chinese | ||
| 39563708 | 有研硅关于向2024年股票期权激励计划激励对象首次授予股票期权的公告 | 2024-10-10 | Chinese | ||
| 39563699 | 有研硅第二届监事会第四次会议决议公告 | 2024-10-10 | Chinese | ||
| 39563693 | 有研硅第二届董事会第四次会议决议公告 | 2024-10-10 | Chinese | ||
| 39563685 | 有研硅监事会关于公司2024年股票期权激励计划首次授予激励对象名单的核查意见（截止授予日） | 2024-10-10 | Chinese | ||
| 39563679 | 有研硅2024年股票期权激励计划首次授予部分激励对象名单（截止授予日） | 2024-10-10 | Chinese | ||
| 39563673 | 北京德恒律师事务所关于有研半导体硅材料股份公司2024年股票期权激励计划首次授予事项的法律意见书 | 2024-10-10 | Chinese | ||
| 39563662 | 有研硅关于2024年股票期权激励计划内幕信息知情人买卖公司股票情况的自查报告 | 2024-09-27 | Chinese | ||
| 39563649 | 北京德恒律师事务所关于有研硅2024年第二次临时股东大会的法律意见 | 2024-09-27 | 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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