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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52-week 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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|
Icon Energy Corp
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|
ICON | MH | Transportation and storage |
|
IINO KAIUN KAISHA, LTD.
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9119 | JP | Transportation and storage |
|
Imperial Petroleum Inc./Marshall Islands
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|
IMPP | MH | Transportation and storage |
|
Integrated Wind Solutions ASA
An integrated service provider with hybrid vessels for the …
|
IWS | NO | Transportation and storage |
|
Intercont (Cayman) Ltd
A global enterprise in maritime shipping, seaborne pulping,…
|
NCT | US | Transportation and storage |
|
International Seaways, Inc.
Owns and operates a fleet of vessels for transporting crude…
|
INSW | MH | Transportation and storage |
|
Inui Global Logistics Co., Ltd.
A diversified company with shipping, warehousing, and real …
|
9308 | JP | Transportation and storage |
|
Irish Continental Group
Operates ferry and container shipping services and manages …
|
IR5B | IE | 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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