
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 |
|---|---|---|---|
| 第25回新株予約権(行使価額修正条項付)の月間行使状況に関するお知らせ | 2026-06-01 | Japanese | |
| 第26回新株予約権(無償ストック・オプション)の発行内容確定に関するお知らせ | 2026-05-18 | Japanese | |
| 第25回新株予約権(行使価額修正条項付)の月間行使状況に関するお知らせ | 2026-05-01 | Japanese | |
| 第26回新株予約権(無償ストック・オプション)の発行に関するお知らせ | 2026-04-14 | Japanese | |
| 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 |
Browse filings by year
12 years| ID | Filing | Released | Lang | Actions | |
|---|---|---|---|---|---|
|
2026
6 filings
| |||||
| 47912552 | 第25回新株予約権(行使価額修正条項付)の月間行使状況に関するお知らせ | 2026-06-01 | Japanese | ||
| 46541444 | 第26回新株予約権(無償ストック・オプション)の発行内容確定に関するお知らせ | 2026-05-18 | Japanese | ||
| 46880541 | 第25回新株予約権(行使価額修正条項付)の月間行使状況に関するお知らせ | 2026-05-01 | Japanese | ||
| 46877015 | 第26回新株予約権(無償ストック・オプション)の発行に関するお知らせ | 2026-04-14 | Japanese | ||
| 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
2 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 | ||
Market data
Market data not available
Price history
Peer group · Manufacture of pharmaceuticals, medicinal chemical and botanical products
| Company | Ticker | Country | Sector |
|---|---|---|---|
|
SICHUAN BIOKIN PHARMACEUTICAL CO., LTD.
Develops multi-specific antibodies and ADCs for oncology th…
|
688506 | CN | Manufacturing |
|
Sichuan Goldstone Asia Pharmaceutical Inc.
Develops pharmaceuticals, health supplements, industrial ma…
|
300434 | CN | Manufacturing |
|
SICHUAN HUIYU PHARMACEUTICAL CO., LTD.
Specializes in R&D and global marketing of oncology drugs a…
|
688553 | CN | Manufacturing |
|
Sichuan Kelun-Biotech Biopharmaceutical Co., Ltd.
Innovative biopharma company pioneering ADCs and novel ther…
|
6990 | HK | Manufacturing |
|
SICHUAN KELUN PHARMACEUTICAL CO., LTD.
Manufacturer of IV solutions, APIs, generic drugs, and nove…
|
002422 | CN | Manufacturing |
|
Siegfried Holding AG
A global CDMO developing and manufacturing APIs and finishe…
|
SFZN | CH | Manufacturing |
|
SIGA TECHNOLOGIES INC
A health security company developing solutions for emerging…
|
SIGA | US | Manufacturing |
|
Sihuan Pharmaceutical Holdings Group Ltd.
Innovation-driven biopharma and medical aesthetics enterpri…
|
460 | BM | Manufacturing |
|
Silo Pharma, Inc.
Develops therapeutics by merging pharmaceuticals with psych…
|
SILO | US | Manufacturing |
|
Simcere Pharmaceutical Group Limited
R&D-driven pharma developing innovative drugs for neuroscie…
|
S2P | CN | Manufacturing |
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
Can't find a specific document? Let us know and we'll add it within 24 hours.