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
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|---|---|---|---|
|
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|
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|
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|
Eimskipafélag Íslands
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|
EIM | IS | Transportation and storage |
|
Ernst Russ AG
An international shipping company, ship owner, and maritime…
|
HXCK | DE | Transportation and storage |
|
Essar Shipping Ltd
Provides integrated maritime logistics, sea transportation,…
|
ESSARSHPNG | IN | Transportation and storage |
|
EuroDry Ltd.
Operates a fleet of drybulk carriers for worldwide ocean tr…
|
EDRY | MH | Transportation and storage |
|
Euroholdings Ltd.
A provider of seaborne transportation services focused on v…
|
EHLD | US | Transportation and storage |
|
Euronav NV
Specialized oil tanker division for maritime transport and …
|
EURN | BE | Transportation and storage |
|
EUROSEAS LTD.
Provider of ocean transportation services specializing in t…
|
ESEA | MH | Transportation and storage |
|
Evergreen Marine Corp. (Taiwan) Ltd.
Global container shipping and maritime transportation provi…
|
2603 | TW | 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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