C3is Inc. — Investor Relations & Filings
Filings indexed
218
across all filing types
Latest filing
2026-04-27
Foreign Filer Report
Country
US
United States of America
Listing
US
CISS
C3is Inc. is a holding company that provides international seaborne transportation services. The company specializes in the dry bulk sector, offering transportation solutions to a diverse client base of charterers. These clients include major national and private industrial users, commodity producers, and traders. C3is Inc. operates its fleet through its subsidiaries to transport dry bulk commodities.
Recent filings
| Filing | Released | Lang | Actions |
|---|---|---|---|
| 6-K - C3is Inc. (0001951067) (Filer) | 2026-04-27 | English | |
| 20-F - C3is Inc. (0001951067) (Filer) | 2026-04-22 | English | |
| 3 - C3is Inc. (0001951067) (Issuer) | 2026-03-18 | English | |
| 3 - C3is Inc. (0001951067) (Issuer) | 2026-03-18 | English | |
| SCHEDULE 13G Filing | 2026-02-11 | English | |
| 424B3 | 2026-01-26 | English |
| ID | Filing | Released | Lang | Actions | |
|---|---|---|---|---|---|
|
2026
15 filings
| |||||
| 37610382 | 6-K - C3is Inc. (0001951067) (Filer) | 2026-04-27 | English | ||
| 35394325 | 20-F - C3is Inc. (0001951067) (Filer) | 2026-04-22 | English | ||
| 32979321 | 3 - C3is Inc. (0001951067) (Issuer) | 2026-03-18 | English | ||
| 32979074 | 3 - C3is Inc. (0001951067) (Issuer) | 2026-03-18 | English | ||
| 32243697 | SCHEDULE 13G Filing | 2026-02-11 | English | ||
| 13622705 | 424B3 | 2026-01-26 | English | ||
| 13622704 | 424B3 | 2026-01-26 | English | ||
| 13622707 | 424B3 | 2026-01-26 | English | ||
| 13622709 | 424B3 | 2026-01-26 | English | ||
| 13622714 | 6-K | 2026-01-26 | English | ||
| 13622710 | 424B3 | 2026-01-22 | English | ||
| 13622712 | 424B3 | 2026-01-22 | English | ||
| 13622716 | 424B3 | 2026-01-22 | English | ||
| 13622717 | 424B3 | 2026-01-22 | English | ||
| 13622720 | 6-K | 2026-01-22 | English | ||
Market data
Market data not available
Last price
Market cap
volume
Day range
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Price history
Peer group · Sea and coastal freight water transport
| Company | Ticker | Country | Sector |
|---|---|---|---|
|
GENCO SHIPPING & TRADING LTD
A ship owning company specializing in the transport of dryb…
|
GNK | MH | Transportation and storage |
|
GLOBUS MARITIME LTD
An international provider of marine dry bulk shipping servi…
|
GLBS | MH | Transportation and storage |
|
Golar LNG Ltd.
Designs, converts, owns, and operates marine infrastructure…
|
GLNG | BM | Transportation and storage |
|
Golden Energy Offshore Services
Shipowner and operator of offshore service vessels for the …
|
GEOS | NO | Transportation and storage |
|
Golden Ocean Group
An international dry bulk shipping company with a modern Ca…
|
GOGL | BM | Transportation and storage |
|
Gram Car Carriers ASA
A tonnage provider specializing in seaborne vehicle transpo…
|
GCC | NO | Transportation and storage |
|
Great Eastern Shipping Co. Ltd.
Transports bulk commodities and energy products and provide…
|
GESHIP | IN | Transportation and storage |
|
Great Harvest Maeta Holdings Limited
Provides worldwide marine transportation and chartering ser…
|
3683 | HK | Transportation and storage |
|
Grupo TMM, S.A.B. de C.V.
Provides integrated maritime, port management, and land log…
|
TMM | MX | Transportation and storage |
|
GSD DENİZCİLİK GAYRİMENKUL İNŞAAT SANAYİ VE TİCARET A.Ş.
International maritime transport company specializing in th…
|
GSDDE | TR | Transportation and storage |
C3is 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/35490/ | Company identity, sector, listing, identifiers |
| GET | /api/filings/?company=35490 | 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=35490 | 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=35490 \ -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": 35490}, 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 C3is Inc. (id: 35490)"
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