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2024年度独立董事述职报告（孙根志华） | 2025-03-30 | Chinese | |
| 有研硅2024年度独立董事述职报告 （钱鹤） | 2025-03-30 | Chinese | |
| 有研硅2024年内部控制评价报告 | 2025-03-30 | Chinese | |
| 普华永道中天会计师事务所关于有研半导体硅材料股份公司2024年度募集资金存放与使用情况的鉴证报告 | 2025-03-30 | Chinese | |
| 有研硅2024年度募集资金存放与实际使用情况的专项报告 | 2025-03-30 | Chinese | |
| 有研硅关于公司监事会2025年股票期权激励计划预留授予激励对象名单的审核意见及公示情况说明 | 2025-03-24 | Chinese |
| ID | Filing | Released | Lang | Actions | |
|---|---|---|---|---|---|
|
2025
15 filings
| |||||
| 39564132 | 有研硅2024年度独立董事述职报告（孙根志华） | 2025-03-30 | Chinese | ||
| 39564123 | 有研硅2024年度独立董事述职报告 （钱鹤） | 2025-03-30 | Chinese | ||
| 39564118 | 有研硅2024年内部控制评价报告 | 2025-03-30 | Chinese | ||
| 39564105 | 普华永道中天会计师事务所关于有研半导体硅材料股份公司2024年度募集资金存放与使用情况的鉴证报告 | 2025-03-30 | Chinese | ||
| 39564074 | 有研硅2024年度募集资金存放与实际使用情况的专项报告 | 2025-03-30 | Chinese | ||
| 39564057 | 有研硅关于公司监事会2025年股票期权激励计划预留授予激励对象名单的审核意见及公示情况说明 | 2025-03-24 | Chinese | ||
| 39564048 | 有研硅2025年第一次临时股东会会议资料 | 2025-03-21 | Chinese | ||
| 39564037 | 有研硅关于向2024年股票期权激励计划激励对象授予预留部分股票期权的公告 | 2025-03-14 | Chinese | ||
| 39564019 | 有研硅监事会关于公司2024年股票期权激励计划预留部分授予激励对象名单的核查意见（截止授予日） | 2025-03-14 | Chinese | ||
| 39564014 | 董事、监事和高级管理人员所持公司股份及其变动管理办法 | 2025-03-14 | Chinese | ||
| 39564010 | 有研硅关于现金收购株式会社DG Technologies股权暨关联交易的公告 | 2025-03-14 | Chinese | ||
| 39563995 | 中信证券股份有限公司关于有研半导体硅材料股份公司现金收购株式会社DG Technologies股权暨关联交易的核查意见 | 2025-03-14 | Chinese | ||
| 39563971 | 有研硅第二届董事会第七次会议决议公告 | 2025-03-14 | Chinese | ||
| 39563960 | 有研硅2024年股票期权激励计划预留部分授予激励对象名单(截止授予日) | 2025-03-14 | Chinese | ||
| 39563948 | 有研硅关于召开2025年第一次临时股东会的通知 | 2025-03-14 | 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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