
CellSeed Inc. — Investor Relations & Filings
CellSeed Inc. is a regenerative medicine company centered on the research, development, and commercialization of its proprietary "cell sheet engineering" technology. This innovative platform enables the creation and harvesting of intact sheets of cultured cells without enzymatic treatment, preserving the extracellular matrix and cell-to-cell junctions critical for therapeutic efficacy. The company's business is structured around three core activities: the development of its own pipeline of cell sheet-based therapies for tissue regeneration, the sale of specialized temperature-responsive cell cultureware and related equipment, and the provision of contract development and manufacturing (CDMO) services for regenerative medicine products.
Recent filings
| Filing | Released | Lang | Actions |
|---|---|---|---|
| 確認書 | 2026-03-26 | Japanese | |
| 有価証券報告書-第25期(2025/01/01-2025/12/31) | 2026-03-26 | Japanese | |
| 有価証券届出書(参照方式) | 2025-11-20 | Japanese | |
| 確認書 | 2025-08-14 | Japanese | |
| 半期報告書-第25期(2025/01/01-2025/12/31) | 2025-08-14 | Japanese | |
| 臨時報告書 | 2025-03-27 | Japanese |
| ID | Filing | Released | Lang | Actions | |
|---|---|---|---|---|---|
|
2026
2 filings
| |||||
| 33044992 | 確認書 | 2026-03-26 | Japanese | ||
| 33044985 | 有価証券報告書-第25期(2025/01/01-2025/12/31) | 2026-03-26 | Japanese | ||
|
2025
7 filings
| |||||
| 8478398 | 有価証券届出書(参照方式) | 2025-11-20 | Japanese | ||
| 7857632 | 確認書 | 2025-08-14 | Japanese | ||
| 7857633 | 半期報告書-第25期(2025/01/01-2025/12/31) | 2025-08-14 | Japanese | ||
| 7271480 | 臨時報告書 | 2025-03-27 | Japanese | ||
| 7272625 | 確認書 | 2025-03-26 | Japanese | ||
| 7272613 | 内部統制報告書-第24期(2024/01/01-2024/12/31) | 2025-03-26 | Japanese | ||
| 7272610 | 有価証券報告書-第24期(2024/01/01-2024/12/31) | 2025-03-26 | Japanese | ||
|
2024
6 filings
| |||||
| 7311734 | 確認書 | 2024-08-14 | Japanese | ||
| 7311731 | 半期報告書-第24期(2024/01/01-2024/06/30) | 2024-08-14 | Japanese | ||
| 7337140 | 確認書 | 2024-05-15 | Japanese | ||
| 7337138 | 四半期報告書-第24期第1四半期(2024/01/01-2024/03/31) | 2024-05-15 | Japanese | ||
| 7344525 | 臨時報告書 | 2024-03-28 | Japanese | ||
| 7344516 | 確認書 | 2024-03-28 | Japanese | ||
Market data
Market data not available
Price history
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CellSeed 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/13602/ | Company identity, sector, listing, identifiers |
| GET | /api/filings/?company=13602 | 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=13602 | 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=13602 \ -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": 13602}, 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 CellSeed Inc. (id: 13602)"
Report missing filing
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